Water Pump Pulley Fit & Belt Alignment: This pulley is built for Chevy big block accessory drive systems, with the key dimensions needed to match belt routing, accessory position, and pulley spacing.

Spec-Driven Compatibility: Gilmer help determine correct fitment for the accessory drive system. Match groove count, belt style, bore size, and pulley offset before installation.

Material, Finish & Drive Reliability: Billet Aluminum construction with black finish supports belt tracking, durability, and clean front-drive appearance. Verify mounting hardware, shaft fit, and belt alignment before installation.

COMPATIBLE WITH
CHEVY BIG BLOCK ACCESSORY DRIVE APPLICATIONS
• 402-454 style big block accessory drive systems
• Long or short water pump applications as specified by the product title
• Match water pump pulley position, groove count, and belt style before installation

COMMON VEHICLE APPLICATIONS
Chevrolet Chevelle / Camaro / Corvette
Chevrolet C10 / C20 / truck applications
Chevrolet Impala / El Camino / Monte Carlo

NOTES
Verify long vs short water pump setup, belt width, pulley offset, and groove alignment before installation.

Belt Type	Gilmer
Hardware Included	Yes
Spacer Color	Black
Spacer Material	Billet Aluminum
Spacer Width	5/8 in.