Product#: 3744043

1957-1972 Chevy; Double Groove Crankshaft Pulley; Small Block; Short Water Pump; ; 6-3/4"OD

OER reproduction crankshaft pulley for various GM 1957-72 small block motors with short water pump. This crankshaft pulley is a double-groove pulley that measures 6-3/4" diameter. Stamped with GM# 3744043. Chevy Small block...

Product#: 22305

Chevrolet Small Block; 3-Groove Aluminum Crankshaft Pulley; 6-9/16" Diameter

Product#: 22402

Chevrolet Big Block; Aluminum 3-Groove Crankshaft Pulley; 6-7/16" Diameter

Product#: 22401

Chevrolet Big Block; Aluminum 2-Groove Crankshaft Pulley; 6-7/16" Diameter

Product#: K1042

1959-80 Chevrolet; Crankshaft Pulley; 6-7/8" O.D.; Double Groove

Reproduction of the deep groove crankshaft pulley for 1959-1961 Sp.H/Per 348 and all 1961-1965 409 cubic inch engines and various other special applications. This pulley is identical to the original GM including the early...