Trans-Dapt CRANKSHAFT Pulley; 1 Groove; CHEVROLET SB & BB; SHORT Water Pump-ASPHALT BLACK

The Trans-Dapt CRANKSHAFT Pulley; 1 Groove; CHEVROLET SB & BB; SHORT Water Pump-ASPHALT BLACK is a high-quality aluminum pulley designed for Chevrolet small block and big block engines equipped with a short water pump. Heat-treated to T-6 specifications and finished in a durable asphalt black powder coat, it provides a sleek, performance-oriented look while ensuring reliable belt alignment for your accessory drive system.

Key Features

Durable Asphalt Black Powder Coat Finish
Precision Machined 356 Aluminum Alloy
Single V-Groove Design
Heat-Treated to T-6 Specifications

Fitment

Chevrolet Small Block (Gen 1) 283-400 with Short Water Pump
Chevrolet Big Block (Gen IV) 396-454 with Short Water Pump
1955-1968 Chevrolet Passenger Cars and Trucks
1955-1974 Chevrolet Corvette with Short Water Pump

Specifications

Pulley Diameter: 6.438 in.
Overall Depth: 7/8 in.
Mounting: 3-Bolt Pattern
Material: Aluminum

Note: Crankshaft pulley bolts are sold separately; this pulley is an add-on style designed to work with power steering applications on short water pump setups.