Crankshafts - GM - CHEVY PASS. (B1142SA)

Description:
REGAL & RIVIERA. Uses A.I.R. & det. sensor. 3/8 in. bolt holes in front of heads. Turbo drain hole behind intake. Front cover supplied w/complete only.
Make: GM - CHEVY PASS.
Year: 1981 - 1981
Liters: 3.8L
Cubic Inch: 231
VIN Code: 3
Engine Type: V6-OHV, BUICK T/C-CARB.
Cylinders: 6 Cyl. Engines and Crankshaft Kits
Our Part Number Complete: B1142SA
Our Part Number Short Block: B142S
Block Casting Number or Visual ID: 1254083, 1255862, 1261438, 1261787, 25505554, 25506391, 25506397, 25506485, 25506818, 25514290, 25518601
Casting Number Location:
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Cylinder Head Information

Cylinder Head Part Number#: H13007
Head Casting Number or Visual ID#: 25504443, 25505900, 25506293, 25510191

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Crankshaft Kit Information

Kit Part Number#: 20329
Crank Casting Number or Visual ID#: 229, 1255624, 1255674, 1257125, 1260877, 25511229

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