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REPAIR PARTS
SEARS 3.7 SAWS--MODEL NUMBERS 917.353730, 917.353731,917.353770 AND 917_353771
ENGINE, CLUTCH AND MUFFLER
KEY PART DESCRIPTION KEY PART DESCRIPTION
NOo NO. NOo NO.
-- 643A56 Short Block Assembly - Complete 26
Engine Not Furnished (inc. Key No's. 27
11, 12, t4, 16 thru 20, 31,32, 33, 35,
37 thru 42, 47, 48, 50 and 51) 28 9089H
I 676A8 Muffler Cap Assembly 29 9137H
2 676A16 Baffle and Screen Assembly 30 91 t0H
3 6317 R Muffler Support 31 9081H
4 9992 R Muffler Base 32 9062H
5 676A27 Muffler Parts (Inc. Key No'so 1, 2 & 4) 33 9065H
6 643A5 Reed Plate Assembly 34 9963R
7 9095H Cork Gasket 35 643A49
8 9409H Spark Plug 36 9213H
9 1844 R Washer 37 643A50
10 831J Decompression Valve
11 9579R Cylinder 38 9962R
12 643A12 Piston and Pin (Inc. Key No. 13) 39 9974R
13 9063H Retaining Ring 40 643A43
14 643A18 Piston Rings (Set of 2) 41
15 2593R Needle Bearing * Connecting Rod 42
16 643A1 Connecting Rod Assembly (lnc_ Key
No'so 15 and C) 43 9997 R
!7 9084H Strip of Connecting Rod Needles 44 9998R
(Set of 31) 45 4058R
18 9973R Crankshaft 46 3178P
19 79J Gasket
20 643A48 Bearing Carrier Assembly (Inc. Key NoSs.. 47
21 and 22) 48
21 8999H Keystone Bearing 49
22 8998H Oil Seal 50
23 632A137 Centrifugal Clutch (tnc. Key No*s. 24,
25 and 26) 51
24 8473H 1 Clutch Spring 52
25 632A183 Clutch Shoes (Set of 4)
632A133 Clutch Hub and Washer Assembly
642A35 Clutch Drum and Bearing (Inc. Key No.
28)
Needle Bearing
Rimmed Sprocket
Clutch Spacer
Retainer Washer
Ball Bearing
Round Section - Retainer Ring
Gasket
Crankcase Assembly (Inc, Key No. 22)
"O _' Ring
Metering Stem Assembly (Inc. Key No.
36)
Diaphragm Gasket
Diaphragm Spring
Diaphragm Assembly
Oil Pump Cover
Machine Screw, Filo Hd. Cro Recess
Noo8- 32 x 1/2 Gr. 5
Bushing
Muffler Stud
Huglock Nut
Machine Screw, Slotted Pan Flex Hd.
1/4- 20 x 5/8 Gr. 5
STD551125 *Lockwasher 1/4
STD541125 *Hex Nut 1/4 - 28 UNF
1136R Cap Screw Socket Hd. - Special
3250P Machine Screw, Slotted Flat Hdo
t/4- 20 x 11/16 Gr. 8
9086H1 Machine Screw, Slotted Hd° - Special
Muffler Cap Assembly (See Note
Below)
*STANDARD HARDWARE-PURCHASE LOCALLY
NOTE: A SPECIAL MUFFLER CAP ASSEMBLY MAY BE REQUIRED BY LOCAL LAW FOR USE IN FORESTS OR BRUSH
AREAS. CHECK WITH YOUR STATE CONSERVATION OR FORESTRY DEPARTMENT,
23 -
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