Parts ManualParts ManualParts ManualParts Manual
Mfg. No: 44X977-0001-G1
Copyright © Briggs & Stratton. All Rights reserved
04-Sep-2025
Table Of ContentsTable Of ContentsTable Of ContentsTable Of Contents
Model ComponentsModel ComponentsModel ComponentsModel Components PagePagePagePage
Alternator Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Blower Housing and Air Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Controls Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Crankcase Cover/Sump Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Crankshaft Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Cylinder Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Cylinder Head Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Flywheel, Ignition, and Starter Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Lubrication Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Replacement Engine US & Canada. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Throttle Body and Fuel Supply Group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Model 40, 44 & 49 Engine Accessories Catalog. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Maintenance Kits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Engine Mounted Below Deck Mufflers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Engine Mounted Above Deck Mufflers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Spark Arrester/Deflector. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Lubrication. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Implement Mounted Above Deck Mufflers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Exhaust/Muffler Configurations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Electrical. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Flywheel Guards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Speed Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Muffler Mounting Hardware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
3 04-Sep-2025
Alternator GroupAlternator GroupAlternator GroupAlternator Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
4 04-Sep-2025
Alternator GroupAlternator GroupAlternator GroupAlternator Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
474 593844 1 ALTERNATOR
501 593843 1 REGULATOR
526 691092 2 SCREW
-(Regulator)
729 593826 1 CLIP, Wire
1119 691183 4 SCREW
-(Alternator)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
5 04-Sep-2025
Blower Housing and Air GroupBlower Housing and Air GroupBlower Housing and Air GroupBlower Housing and Air Group
Mfg. No: 44X977-0001-G1
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
6 04-Sep-2025
Blower Housing and Air GroupBlower Housing and Air GroupBlower Housing and Air GroupBlower Housing and Air Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
51 ----- 2 GASKET, Intake
-(Part information located in Cylinder Head Group.)
166 84004545 2 STUD
-(Air Cleaner)
171 690958 2 NUT
-(Air Cleaner)
186A 845141 1 CONNECTOR, Hose
304 84004564 1 HOUSING, BLOWER
305 594618 5 SCREW
-(Blower Housing)
305A 790690 2 SCREW
-(Blower Housing)
305B 557049 2 SCREW
-(Blower Housing)
-Used Before Code Date 20102200
305B 84004737 2 SCREW
-(Blower Housing)
-Used After Code Date 20102100
431 84003939 1 ELBOW, INTAKE
445 594201 1 FILTER, A/C Cartridge
467 84001914 2 KNOB, Air Cleaner Cover
563 698425 4 SCREW
-(Debris Screen Guard)
563A 597574 4 SCREW
-(Debris Screen Guard)
617 ----- 1 SEAL, O-Ring
-(Part information located in Cylinder Head Group.)
717 84004548 1 BRACKET, AIR CLEANER
875 84001911 1 BASE, Air Cleaner
-Used Before Code Date 20102200
875 84004736 1 BASE, Air Cleaner
-Used After Code Date 20102100
949 593206 1 GUARD, Debris Screen
949A 597573 1 GUARD, Debris Screen
961 691108 2 SCREW
-(Air Cleaner Bracket)
967 797704 1 FILTER, Pre Cleaner
968 84001912 1 COVER, Air Cleaner
997 594980 1 HOUSING, Blower
1036 ----- LABEL, Emissions
-(Available from a Briggs & Stratton Authorized Dealer)
1319 794467 LABEL, Warning
-(REQUIRED When Replacing Parts With Warning Labels Affixed)
1319A 797669 LABEL, Warning
-(REQUIRED When Replacing Parts With Warning Labels Affixed)
1319B 278911GS LABEL, Warning
-(REQUIRED When Replacing Parts With Warning Labels Affixed)
1406 799096 1 VALVE, Debris
1477 799093 2 SCREW
-(Debris Shield)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
7 04-Sep-2025
Controls GroupControls GroupControls GroupControls Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
8 04-Sep-2025
Controls GroupControls GroupControls GroupControls Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
488 84004511 1 BRACKET, Fuse
729 ----- 1 CLIP, Wire
-(Part information located in Alternator Group.)
789 84003929 1 HARNESS, Wiring
1054 84004748 1 TIE, Cable
1413 593889 1 SENSOR, Speed
1487 84007369 1 COVER, Fuse
1488 593899 1 COVER, Diagnostic
1502 594363 2 SCREW
-(Speed Sensor)
1573 84004547 1 WIRE, Stop
1574 690677 1 SCREW
-(Ground Wire)
1574A 691108 2 SCREW
-(Ground Wire)
1584 594419 2 SCREW
-(Fuse Bracket)
1585 691127 1 SCREW
-(Temperature Sensor)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
9 04-Sep-2025
Crankcase Cover/Sump GroupCrankcase Cover/Sump GroupCrankcase Cover/Sump GroupCrankcase Cover/Sump Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
10 04-Sep-2025
Crankcase Cover/Sump GroupCrankcase Cover/Sump GroupCrankcase Cover/Sump GroupCrankcase Cover/Sump Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
3 ----- 1 SEAL, Oil
-(Part information located in Cylinder Group.)
4 84004575 1 SUMP, Engine
7 ----- 2 GASKET, Cylinder Head
-(Part information located in Cylinder Head Group.)
20 795387 1 SEAL, Oil
-(PTO Side)
22 694966 10 SCREW
-(Crankcase Cover/Sump)
170 593903 1 STUD
-(Crankcase Cover/Sump)
186 ----- 1 CONNECTOR, Hose
-(Part information located in Lubrication Group.)
358 594213 GASKET SET, Engine
-(Service Kits may include extra parts not specific to this engine.)
415 794903 1 PLUG
512 ----- 1 HOSE, Oil Drain
-(Part information located in Lubrication Group.)
517 ----- 1 RETAINER, Oil Drain
-(Part information located in Lubrication Group.)
524 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
750 ----- 3 SCREW
-(Part information located in Lubrication Group.)
842 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
850 100106 SEALANT, Liquid
868 ----- 1 SEAL, Valve
-(Part information located in Cylinder Head Group.)
883 690970 2 GASKET, Exhaust
-(Part information located in Cylinder Head Group.)
943 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
965 ----- 1 COVER, Oil Pump
-(Part information located in Lubrication Group.)
1013 690957 1 RETAINER, Breather
1017 ----- 1 SCREEN, Oil Pump
-(Part information located in Lubrication Group.)
1024 ----- 1 PUMP, Oil
-(Part information located in Lubrication Group.)
1582 ----- 1 SCREW
-(Part information located in Lubrication Group.)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
11 04-Sep-2025
Crankshaft GroupCrankshaft GroupCrankshaft GroupCrankshaft Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
12 04-Sep-2025
Crankshaft GroupCrankshaft GroupCrankshaft GroupCrankshaft Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
16 595726 1 CRANKSHAFT
24 796335 1 KEY, Flywheel
25 793560 1 PISTON ASSEMBLY
-(Standard)
25 793563 1 PISTON ASSEMBLY
-(.020" Oversize)
26 792026 1 SET, Ring
-(Standard)
26 792073 2 SET, Ring
-(.020" Oversize)
27 690975 1 LOCK, Piston Pin
28 593650 1 PIN, Piston
29 796209 1 ROD, Connecting
32 690976 2 SCREW
-(Connecting Rod)
45 ----- 4 TAPPET, Valve
-(Part information located in Cylinder Head Group.)
46 84003863 1 CAMSHAFT
377 690979 1 KEY, Woodruff
741 690980 1 GEAR, Timing
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
13 04-Sep-2025
Cylinder GroupCylinder GroupCylinder GroupCylinder Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
14 04-Sep-2025
Cylinder GroupCylinder GroupCylinder GroupCylinder Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
1 84003812 1 CYLINDER ASSEMBLY
2 797673 1 KIT, Bushing/Seal
-(Magneto Side)
3 391086S 1 SEAL, Oil
-(Magneto Side)
7 ----- 2 GASKET, Cylinder Head
-(Part information located in Cylinder Head Group.)
10 594937 3 SCREW
-(Breather Assembly)
11 84006260 1 TUBE, Breather
20 ----- 1 SEAL, Oil
-(Part information located in Crankcase Cover/Sump Group.)
22 ----- 10 SCREW
-(Part information located in Crankcase Cover/Sump Group.)
306 84004553 1 SHIELD, Cylinder
306A 84004554 1 SHIELD, Cylinder
307 691003 2 SCREW
-(Cylinder Shield)
358 ----- GASKET SET, Engine
-(Part information located in Crankcase Cover/Sump Group.)
405 594937 4 SCREW
-(Back Plate)
447 691003 2 SCREW
-(Air Guide Cover)
524 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
540 594325 1 PLATE, Baffle
573 594902 1 PLATE, Back
584 84006259 1 COVER, Breather Passage
618 594326 1 SCREW
-(Baffle Plate)
718 690959 6 PIN, Locating
718A 594988 1 PIN, Locating
842 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
850 ----- SEALANT, Liquid
-(Part information located in Crankcase Cover/Sump Group.)
865 84004495 1 COVER, Air Guide
868 ----- 1 SEAL, Valve
-(Part information located in Cylinder Head Group.)
883 690970 2 GASKET, Exhaust
-(Part information located in Cylinder Head Group.)
943 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
1263 594166 1 REED, Breather
1264 594165 1 SCREW
-(Breather Reed)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
15 04-Sep-2025
Cylinder Head GroupCylinder Head GroupCylinder Head GroupCylinder Head Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
16 04-Sep-2025
Cylinder Head GroupCylinder Head GroupCylinder Head GroupCylinder Head Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
3 ----- 1 SEAL, Oil
-(Part information located in Cylinder Group.)
5 597136 1 HEAD, Cylinder
5A 597137 1 HEAD, Cylinder
7 693997 2 GASKET, Cylinder Head
13 592244 10 SCREW
-(Cylinder Head)
20 ----- 1 SEAL, Oil
-(Part information located in Crankcase Cover/Sump Group.)
22 ----- 10 SCREW
-(Part information located in Crankcase Cover/Sump Group.)
33 793557 1 VALVE, Exhaust
34 793556 1 VALVE, Intake
35 694865 2 SPRING, Valve
-(Intake)
36 694865 2 SPRING, Valve
-(Exhaust)
40 499586 2 KEEPER, Valve
45 690977 4 TAPPET, Valve
50 84003862 1 MANIFOLD, INTAKE
51 84004555 2 GASKET, INTAKE
54 699816 4 SCREW
-(Intake Manifold)
192 84005276 1 ADJUSTER. Rocker Arm
296 591756 4 STUD
-(Muffler)
337 792015 2 PLUG, Spark
358 ----- GASKET SET, Engine
-(Part information located in Crankcase Cover/Sump Group.)
524 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
617 84003965 1 SEAL, O-Ring
-(Intake Manifold)
798 697890 4 SCREW
-(Rocker Arm)
842 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
850 ----- SEALANT, Liquid
-(Part information located in Crankcase Cover/Sump Group.)
868 794086 1 SEAL, Valve
883 690970 2 GASKET, Exhaust
914 691127 8 SCREW
-(Rocker Cover)
943 ----- 1 SEAL, O-Ring
-(Part information located in Lubrication Group.)
1023 499600 1 COVER, Rocker
1023A 84004496 1 COVER, Rocker
1026 597785 2 ROD, Push
1026A 690982 2 ROD, Push
1029 690972 4 ARM, Rocker
1029A 807323 1 ARM, Rocker
1095 594214 GASKET SET, Valve
-(Service Kits may include extra parts not specific to this engine.)
1100 791959 4 PIVOT, Rocker Arm
1177 690941 4 NUT
-(Muffler)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
17 04-Sep-2025
Flywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
18 04-Sep-2025
Flywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter GroupFlywheel, Ignition, and Starter Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
23 84004525 1 FLYWHEEL
75 691056 1 WASHER
-(Flywheel)
309 590476 1 MOTOR, Starter
332 691059 1 NUT
-(Flywheel)
333 84004106 2 ARMATURE, Magneto
334 593848 4 SCREW
-(Magneto Armature)
697 591909 2 SCREW
-(Starter Motor) (Drive Cap)
1005 593640 1 FAN, Flywheel
1070 593638 4 SCREW
-(Flywheel Fan)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
19 04-Sep-2025
Lubrication GroupLubrication GroupLubrication GroupLubrication Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
20 04-Sep-2025
Lubrication GroupLubrication GroupLubrication GroupLubrication Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
186 796532 1 CONNECTOR, Hose
287 697820 1 SCREW
-(Dipstick Tube)
512 84003931 1 HOSE, Oil Drain
517 593633 1 RETAINER, Oil Drain
523 594528 1 DIPSTICK
524 691032 1 SEAL, O-Ring
-(Dipstick Tube)
525 597129 1 TUBE, Dipstick
750 796208 3 SCREW
-(Oil Pump Cover)
842 691031 1 SEAL, O-Ring
-(Dipstick Cap)
847 597130 1 DIPSTICK/TUBE ASSEMBLY
943 796222 1 SEAL, O-Ring
-(Oil Pump Cover)
965 796221 1 COVER, Oil Pump
1017 796214 1 SCREEN, Oil Pump
1024 796220 1 PUMP, Oil
1027 597557 1 FILTER, Oil
1582 593634 1 SCREW
-(Oil Drain Retainer)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
21 04-Sep-2025
Replacement Engine US & CanadaReplacement Engine US & CanadaReplacement Engine US & CanadaReplacement Engine US & Canada
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
----- Idle Speed: 1900
----- Top No-Load Speed: 3350
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
22 04-Sep-2025
Throttle Body and Fuel Supply GroupThrottle Body and Fuel Supply GroupThrottle Body and Fuel Supply GroupThrottle Body and Fuel Supply Group
Mfg. No: 44X977-0001-G1
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
23 04-Sep-2025
Throttle Body and Fuel Supply GroupThrottle Body and Fuel Supply GroupThrottle Body and Fuel Supply GroupThrottle Body and Fuel Supply Group
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
186B 594428 1 CONNECTOR, Hose
187 791766 1 LINE, Fuel
187A 84004549 1 LINE, Fuel
187B 84003861 1 LINE, Fuel
240 845125 1 FILTER, Fuel
385 690297 2 SCREW
-(Fuel Pump)
387 597338 1 PUMP, Fuel
601 691038 2 CLAMP, Hose
601A 593879 1 CLAMP, Hose
601B 691038 2 CLAMP, Hose
617 ----- 2 SEAL, O-Ring
-(Part information located in Cylinder Head Group.)
703 84004552 3 CLIP
703A 592584 1 CLIP
788 84004526 1 BRACKET, Fuel Pump
964 799159 1 CAP, Connector
964A 590799 1 CAP, Connector
1011 84004550 1 TUBE/CONNECTOR ASSEMBLY
1425 84004551 1 HOSE/CLAMP ASSEMBLY
1480 84004544 2 INJECTOR, Fuel
1485 593890 1 MODULE, Fuel
1490 697820 2 SCREW
-(Fuel Injector)
1497 84004513 1 BRACKET, Fuel Module
1498 691108 2 SCREW
-(Fuel Module Bracket)
1503 594618 3 SCREW
-(Fuel Module)
1565 84006022 1 CONTROL, Electronic Throttle
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
24 04-Sep-2025
Model 40, 44 & 49 EngineModel 40, 44 & 49 EngineModel 40, 44 & 49 EngineModel 40, 44 & 49 Engine
Accessories CatalogAccessories CatalogAccessories CatalogAccessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
04-Sep-2025
Maintenance KitsMaintenance KitsMaintenance KitsMaintenance Kits
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
26 04-Sep-2025
Maintenance KitsMaintenance KitsMaintenance KitsMaintenance Kits
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
9000 84002442 KIT, Maintenance
-(Intek / EXi V-Twin Engines) (Do not use with Home Standby Generators.)
9000A 84002317 KIT, Maintenance
-(Professional Series™ V-Twin Engines) (Do not use with Home Standby
Generators.)
9000B 84002316 KIT, Maintenance
-(Commercial Series V-Twin Engines) (Do not use with Home Standby
Generators.)
9000C 84002318 KIT, Maintenance
-(Oil Guard™ Engines) (Do not use with Home Standby Generators.)
9000D 84002315 KIT, Maintenance
-(Non-Oil Guard™ Engines) (Do not use with Home Standby Generators.)
9000E 84007695 KIT, Maintenance
-Commercial - CXi V-Twin Engines (Do not use with Home Standby Generators.)
240 84001895 1 FILTER, Fuel
-(40 Micron)
240A 845125 1 FILTER, Fuel
-(20 Micron)
337 491055S 2 PLUG, Spark
337A 496018S 2 PLUG, Spark
445 594201 1 FILTER, A/C Cartridge
445A 792105 1 FILTER, A/C Cartridge
445B 798897 1 FILTER, A/C Cartridge
445C 841497 1 FILTER, A/C Cartridge
967 797704 1 FILTER, Pre Cleaner
967A 593217 1 FILTER, Pre Cleaner
1027 492932S 1 FILTER, Oil
-(Standard)
1027A 696854 1 FILTER, Oil
-(Premium)
1027B 842921 1 FILTER, Oil
-(Vanguard®)
1027C 84007094 1 FILTER, Oil
-(Oil Guard™)
1027D 84007055 1 FILTER, Oil
-(Oil Xtend™)
1505 100005 OIL-4 CYCLE 30W 18OZ.
-(18 oz. Bottle)
1505A 100028 OIL-4 CYCLE30W 48OZ
-(48 oz. Bottle)
1505B 100170 OIL-5QT VANGUARD (CASE)
-(5 qt. Bottle)
1505C 100169 OIL-1QT VANGUARD (CASE)
-(1 qt. Bottle)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
27 04-Sep-2025
Engine Mounted Below Deck MufflersEngine Mounted Below Deck MufflersEngine Mounted Below Deck MufflersEngine Mounted Below Deck Mufflers
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
28 04-Sep-2025
Engine Mounted Below Deck MufflersEngine Mounted Below Deck MufflersEngine Mounted Below Deck MufflersEngine Mounted Below Deck Mufflers
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
300 594584 1 KIT-MUFFLER/GUARD
-(Oil Filter Side Outlet) (Engine Supported) (O2 Sensor Port)
300A 593877 1 MUFFLER
-(Starter Side Outlet) (Engine Supported) (O2 Sensor Port)
300B 594583 1 MUFFLER
-(Starter Side Outlet) (Engine Supported) (No O2 Sensor Port)
300C 692120 1 MUFFLER
-(Starter Side Outlet) (No O2 Sensor Port)
415 596859 1 PLUG
-(O2 Sensor Port)
613 690341 4 SCREW
-(Muffler)
613A 690363 4 SCREW
-(Muffler)
883 594365 2 GASKET, Exhaust
883A 690970 2 GASKET, Exhaust
1177 690941 4 NUT
-(Muffler)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
29 04-Sep-2025
Engine Mounted Above Deck MufflersEngine Mounted Above Deck MufflersEngine Mounted Above Deck MufflersEngine Mounted Above Deck Mufflers
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
30 04-Sep-2025
Engine Mounted Above Deck MufflersEngine Mounted Above Deck MufflersEngine Mounted Above Deck MufflersEngine Mounted Above Deck Mufflers
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
300C 595138 1 MUFFLER
-(Oil Filter Side Outlet) (Self-Supporting) (O2 Sensor Port)
300D 595139 1 MUFFLER
-(Starter Side Outlet) (Self-Supporting) (O2 Sensor Port)
415 596859 1 PLUG
-(O2 Sensor Port)
883 594365 2 GASKET, Exhaust
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
31 04-Sep-2025
Spark Arrester/DeflectorSpark Arrester/DeflectorSpark Arrester/DeflectorSpark Arrester/Deflector
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
32 04-Sep-2025
Spark Arrester/DeflectorSpark Arrester/DeflectorSpark Arrester/DeflectorSpark Arrester/Deflector
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
676 593869 1 DEFLECTOR, Muffler
-(For Below Deck Mufflers Only)
994 593885 1 ARRESTOR, Spark
-(For Below Deck Mufflers Only)
994A 593868 1 ARRESTOR, Spark
-(For Below Deck Mufflers Only)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
33 04-Sep-2025
LubricationLubricationLubricationLubrication
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
34 04-Sep-2025
LubricationLubricationLubricationLubrication
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
186 796532 1 CONNECTOR, Hose
-(Threaded Engine Block Connector for EZ-Oil Drain Hose) (Order hose
separate)
239 690233 1 SWITCH, Oil Pressure
-(2-4 PSI Normally-Closed Switch)
239A 491657S 1 SWITCH, Oil Pressure
-(3-5 PSI Normally-Closed Switch)
239B 841281 1 SWITCH, Oil Pressure
-(7-10 PSI Normally-Closed Switch)
239C 694115 1 SWITCH, Oil Pressure
-(9-13 PSI Normally-Closed Switch)
239D 697049 1 SWITCH, Oil Pressure
-(3-6 PSI Normally-Open Switch)
295B 594271 1 ADAPTER, Remote Oil Filter
-(Remote Oil Filter Kit)
512 594200 1 HOSE, Oil Drain
-(EZ-Oil Drain Hose, 10.5") (Order threaded engine block connector separate)
512 593635 1 HOSE, Oil Drain
-(EZ-Oil Drain Hose, 13.75") (Order threaded engine block connector separate)
512B 1723165SM 1 HOSE, Oil Drain, 10-1/2" Long, 3/8-18 Fittings
-(10.5")
512C 5048681SM 1 HOSE, OIL DRAIN
-(12.5")
517 593633 1 RETAINER, Oil Drain
601 841597 4 CLAMP, Hose
1013 690954 1 NIPPLE, Oil Filter
1346 844802 1 VALVE, Oil Drain Shut Off
1346A 492031 1 VALVE, Oil Drain Shut Off
1346B 5401WEB 1 VALVE, Oil Drain Shut Off
-(1/4 Turn Oil Drain Valve with Hose)
1374 796863 1 SEAL, O-Ring
1505 100169 OIL-1QT VANGUARD (CASE)
-(1 qt. Bottle)
1505A 100170 OIL-5QT VANGUARD (CASE)
-(5 qt. Bottle)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
35 04-Sep-2025
Implement Mounted Above Deck MufflersImplement Mounted Above Deck MufflersImplement Mounted Above Deck MufflersImplement Mounted Above Deck Mufflers
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
36 04-Sep-2025
Implement Mounted Above Deck MufflersImplement Mounted Above Deck MufflersImplement Mounted Above Deck MufflersImplement Mounted Above Deck Mufflers
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
300A 594585 1 MUFFLER
-(Oil Filter Side Outlet) (Implement Supported) (O2 Sensor Port)
300B 595134 1 MUFFLER
-(Oil Filter Side Outlet) (O2 Sensor Port)
300C 595135 1 MUFFLER
-(Starter Side Outlet) (O2 Sensor Port)
300D 595136 1 MUFFLER
-(Oil Filter Side Outlet)
264 703465 4 NUT, 5/16-18, GR5
-(Muffler Adapter)
355 5025292SM 4 WASHER, 5/16" GD.9 FL
-(Muffler Bracket)
355A 5025155SM 2 WASHER, 5/16
-(Muffler Bracket)
415 596859 1 PLUG
-(O2 Sensor Port)
437 703585 4 CAPSCREW, 5/16-18X1
-(Exhaust Manifold)
740 703164 2 NUT
-(Muffler Bracket)
740A 703115 2 NUT
-(Muffler Bracket)
819 690341 4 SCREW
-(Muffler Bracket)
863 597480 1 BRACKET, Muffler
883 594365 2 GASKET, Exhaust
883A 690970 2 GASKET, Exhaust
1176 690941 4 NUT
-(Exhaust Manifold)
1317 703116 4 LCKWSHR
-(Exhaust Manifold)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
37 04-Sep-2025
Exhaust/Muffler ConfigurationsExhaust/Muffler ConfigurationsExhaust/Muffler ConfigurationsExhaust/Muffler Configurations
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
38 04-Sep-2025
Exhaust/Muffler ConfigurationsExhaust/Muffler ConfigurationsExhaust/Muffler ConfigurationsExhaust/Muffler Configurations
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
300A 771127 1 MUFFLER
-(Oil Filter Side Outlet)(Commercial & Professional Series)
300B 771128 1 MUFFLER
-(Starter Side Outlet)(Commercial & Professional Series)
300C 595822 1 MUFFLER
-(Starter Side Outlet)(Commercial & Professional Series)
300D 84003680 1 MUFFLER
-(Oil Filter Side Outlet) (Commercial & Professional Series)(Vanguard 810 & 810
EFI) (Compatible with 593868 Spark Arrester, 593885 Spark Arrester with
Deflector.) (Equipped with plug for blocking off O2 sensor port for non EFI
engines.)
437 690341 4 SCREW
-(Exhaust Manifold)
740 704067 2 NUT, HEX FLNG,5/16-18
-(Muffler Bracket)
819 592604 2 SCREW
-(Muffler Bracket)
819A 695629 4 SCREW
-(Muffler Bracket)
819B 692062 2 SCREW
-(Muffler Bracket)
883 594365 2 GASKET, Exhaust
884 691956 1 CLAMP, Muffler
1176 690941 4 NUT
-(Exhaust Manifold)
1177 793859 1 NUT
-(Muffler)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
39 04-Sep-2025
ElectricalElectricalElectricalElectrical
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
40 04-Sep-2025
ElectricalElectricalElectricalElectrical
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
578 84007350 1 WIRE ASSEMBLY
-(Wire Harness Adapter Aids in repowering engine application with Male 6-Pin
connector and wires create custom adapter configurations.)
578A 19631 1 TOOL, CUSTOM HARNESS
-(6-pin Wire Harness Adapter) (Aids in repowering engine application to an EFI
engine)
853 84003359 1 ADAPTER, WIRE
-(Wire Harness Adapter) (Aids in repowering ExMark) (Flat 6-spade connector
to Briggs & Stratton 6-Pin connector)
920 84002147 1 SOLENOID, STARTER
-(Starter Solenoid Kit) (Aids in Repowering when original is solenoid shift)
983 5103809YP 1 LIGHT, Indicator
-(MIL Light Indicator) (LED Red)
1616 19626 1 CODE READER
-(Tiny Scan Code Reader)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
41 04-Sep-2025
Flywheel GuardsFlywheel GuardsFlywheel GuardsFlywheel Guards
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
42 04-Sep-2025
Flywheel GuardsFlywheel GuardsFlywheel GuardsFlywheel Guards
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
563 698425 1 SCREW
-(Debris Screen Guard)
563A 597574 1 SCREW
-(Debris Screen Guard)
563B 799359 1 SCREW
-(Debris Screen Guard)
949 799357 1 GUARD, Debris Screen
-(Static Cover Flywheel) (Requires 4 x 799360 Screw)
949A 797420YP 1 GUARD, Debris Screen
-(Static Cover Flywheel High Flow) (Requires 4 x 799360 Screw)
949B 593206 1 GUARD, Debris Screen
-(Static Cover Flywheel) (Requires 4 x 799359 Screw)
949C 597573 1 GUARD, Debris Screen
-(Wire Static Flywheel Cover) (Requires 4x 597574 Screw) (For Commercial
Series)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
43 04-Sep-2025
Speed ControlSpeed ControlSpeed ControlSpeed Control
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
44 04-Sep-2025
Speed ControlSpeed ControlSpeed ControlSpeed Control
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
265 691024 1 CLAMP, Casing
-(Casing Clamp for Hard Casing)
265A 690798 1 CLAMP, Casing
-(Casing Clamp for Soft Casing)
267 792629 1 SCREW
-(Screw for Casing Clamp)
269 93907 1 WIRE, Control
-(Control Wire 100')
271 691028 1 LEVER, Control
-(Speed Control Lever Assembly)
271A 692105 1 LEVER, Control
-(“L” formed end Speed Control Lever Assembly)
271B 692541 1 LEVER, Control
-(“Z” formed end Speed Control Lever Assembly)
416 595196 1 BRACKET, Throttle Cable
-(Casing Clamp for Snap-In Casing)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
45 04-Sep-2025
Muffler Mounting HardwareMuffler Mounting HardwareMuffler Mounting HardwareMuffler Mounting Hardware
Model 40, 44 & 49 Engine Accessories Catalog
Not For
Reproduction
Copyright © Briggs & Stratton. All Rights reserved
46 04-Sep-2025
Muffler Mounting HardwareMuffler Mounting HardwareMuffler Mounting HardwareMuffler Mounting Hardware
REF NOREF NOREF NOREF NO PART NOPART NOPART NOPART NO QTYQTYQTYQTY DESCRIPTIONDESCRIPTIONDESCRIPTIONDESCRIPTION
264 703465 4 NUT, 5/16-18, GR5
-(Muffler Adapter)
296 591756 4 STUD
-(Muffler)
355 5025292SM 4 WASHER, 5/16" GD.9 FL
-(Muffler Bracket)
355A 5025155SM 2 WASHER, 5/16
-(Muffler Bracket)
613 690341 4 SCREW
-(Muffler)
613A 690363 4 SCREW
-(Muffler)
863 597480 1 BRACKET, Muffler
883 594365 2 GASKET, Exhaust
883A 690970 2 GASKET, Exhaust
1177 690941 4 NUT
-(Muffler)
Not For Reproduction
Copyright © Briggs & Stratton. All Rights reserved
47 04-Sep-2025
Copyright © Briggs & Stratton. All Rights reserved
04-Sep-2025
