OER R1055 Features:

Reproduction 2-groove crankshaft pulley for 1969-81 Chevrolet models with small block and long water pump. Each pulley is manufactured to factory specifications. For use with small block models without air conditioning. 2 Groove design measures approximately 6-7/8". Camaro applications: 1969 327ci, with power steering, 6-7/8" O.D. GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, exc. Z28, 6-7/ 8" O.D. GM #3956666 1969 327ci, with power steering, 6-7/8" O.D. GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, exc. Z28, 6-7/ 8" O.D. GM #3956666 Chevrolet/GMC Truck applications: 1973 307ci, without AC, 6-7/8" O.D. GM# 3956666 1973-85 350ci, exc. Z28, 6-7/8" O.D. GM #3956666 1973 307ci, without AC, 6-7/8" O.D. GM# 3956666 1973-85 350ci, exc. Z28, 6-7/8" O.D. GM #3956666 Impala/Full Size applications: 1969 327ci, with power steering, 6-7/8" O.D.GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, 6-7/8" O.D. GM #3956666 1970 454ci, with power steering 6-7/8" O.D. GM #3956666" 1971-78 454ci, without AC 6-7/8" O.D. GM #3956666" 1976-85 305ci, 350ci, without AC 6-7/8" O.D. GM #3956666" 1969 327ci, with power steering, 6-7/8" O.D.GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, 6-7/8" O.D. GM #3956666 1970 454ci, with power steering 6-7/8" O.D. GM #3956666" 1971-78 454ci, without AC 6-7/8" O.D. GM #3956666" 1976-85 305ci, 350ci, without AC 6-7/8" O.D. GM #3956666" Chevy II/Nova applications: 1969 327ci , with power steering, 6-7/8" O.D. GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, exc. Z28, 6-7/8" O.D. GM #3956666 1969 327ci , with power steering, 6-7/8" O.D. GM# 3956666 1969-73 307ci, without AC, 6-7/8" O.D. GM# 3956666 1969-75 350ci, exc. Z28, 6-7/8" O.D. GM #3956666