Speedway Motors 1:1 Aluminum Pulley Combo for SBC Long Water Pump: CNC Machined, Dual Groove, Ideal for 602/604 Engines, Includes Matched Belts, Superior Cooling & Performance
Optimized Performance: 1:1 pulley ratio ensures effective cooling without sacrificing power, ideal for engines operating below 7000 RPM.
High-Quality Construction: CNC machined aluminum with deep grooves prevents belt slipping and enhances durability.
Versatile Compatibility: Perfect for 602 and 604 crate engines, with double groove pulleys facilitating use of additional accessories.
Comprehensive Package: Comes with a matched pair of heavy-duty belts, eliminating the hassle of finding the right length.
Installation Note: Thicker than stock pulleys; longer 3/8" bolts needed for installation (purchased separately). Check compatibility with specific water pump models.