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185 (2 BBL.) GM 262 V-6 - 0A331455 THRU 0B527954 - Crankshaft and Pistons

Section Drawing: (Hover or click to view larger)



Ref # Part Class Part Number Description Comments Qty Note
1 0735 9430 PISTON ASSEMBLY (Standard)   AR  
1 0735 9431 PISTON ASSEMBLY (.030 O.S.)   AR  
2 0039 65153 RING Piston (Standard)   6  
2 0039 67126 RING Piston (.030 O.S.)   AR  
3 0023 85694 BEARING Crankshaft (Standard)   3  
3 0023 85695 BEARING Crankshaft Main (.001 U.S.)   AR  
3 0023 85696 BEARING Crankshaft Main (.010 U.S.)   AR  
3 0023 85697 BEARING Crankshaft Main (.020 U.S.)   AR  
4 0023 85698 BEARING Crankshaft Main - Rear (Standard)   1  
4 0023 85699 BEARING Crankshaft Main - Rear (.001 U.S.)   AR  
4 0023 85700 BEARING Crankshaft Main - Rear (.010 U.S.)   AR  
4   N.S.S. Not Sold Separate BEARING, Rear (.020 U.S.) (GM #3912036) AR  
5 0017 35312 PIN Dowel (1/4 In. Diameter) Rear Bearing Cup   2  
6 0026 58203 SEAL Oil (Use With 2 Piece Rear Seal) 2 [1]
7 0222 9518 FLYWHEEL (Use With 1 Piece Rear Seal-FULL CIRCLE) 1  
8 0010 49845 SCREW (.437-20 x 1.00) Flywheel to Crankshaft   6  
9 0013 OEM: 525-13-39131 LOCKWASHER (.437)   6  
10 0000 OEM: 525-76850A2, Sierra: 676-18-2171, GLM: 700-11500 COUPLING ASSEMBLY Early Models 1  
11 0016 OEM: 525-16-98532A1 STUD Coupler to Flywheel Early Models 6  
12 0012 OEM: 525-12-35935, Sierra: 676-18-0203 WASHER (.435 x .875 x .105) Stainless Steel Early Models 6  
13 0011 98533 NUT (.437-20) Early Models 6  
14 0000 12632A4 COUPLING ASSEMBLY Later Models 1  
15 0000 26901 BUMPER Later Models 3  
16 0010 OEM: 525-10-14883 SCREW (.375-16 x 1.12) Coupling Later Models 3  
17 0012 OEM: 525-12-13510 WASHER Later Models 3  
18 0614 9429 CONNECTING ROD ASSEMBLY   6  
19 0010 OEM: 525-10-11969 BOLT Connecting Rod Cap   12  
20 0011 37493 NUT (.375-24)   12  
21 0023 11992 BEARING (Pair) Connecting Rod (Standard)   6  
21 0023 OEM: 525-23-11993 BEARING (Pair) Connecting Rod (.001 U.S.)   AR  
22 0429 9428 CRANKSHAFT (Use With 2 Piece Rear Seal) 1  
22 0429 9517 CRANKSHAFT (Use With 1 Piece Rear Seal-FULL CIRCLE) 1  
23 0028 OEM: 525-28-34466 KEY Crankshaft Pulley & Balancer   2

PART NOTES:

[1] - Component of 11977A88 Gasket Set, Engine Overhaul

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