SKU: ALL 31073
UPC: 848238019155
MPN: ALL31073
The Water Pump Spacer Kit SBC 1/2in by ALLSTAR PERFORMANCE is a precision engineering solution designed for small-block Chevrolet engine builders and performance enthusiasts who demand optimal cooling system geometry. This spacer kit addresses a critical gap in traditional water pump installations, allowing builders to fine-tune coolant flow dynamics and accommodate aftermarket accessories without compromising OEM cooling efficiency.
Manufactured by ALLSTAR PERFORMANCE—a trusted name in engine dress-up and mechanical components—this 1/2-inch spacer kit is engineered to maintain proper water pump standoff distance while preserving NPT thread integrity and seal compatibility. The compact design (measuring 4.85 x 0.7 x 6.9 inches) allows seamless integration into tight engine compartments typical of SBC installations. By creating precise spacing between the pump body and mounting surface, this kit ensures uniform gasket compression and reduces coolant bypass.
This water pump spacer kit is indispensable for street rod builders, circle track racers, and anyone looking to optimize their engine's cooling performance. It is particularly useful when upgrading to a high-flow water pump or when installing custom belt-driven accessories. The spacer's design helps prevent interference with serpentine belt routing or alternator brackets, making it a valuable addition to any performance build.
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