Pay in 4 interest-free payments of $59.64 Learn more
Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
They are manufactured from top-quality cast iron
and 3-piece oil rings with stainless steel expanders that provide accurate tension
These Speedmaster aluminum water pump pulleys are made from a 356 aluminum-alloy that is heat-treated to T-6 specs
Speedmaster aluminum Water Pump pulleys are manufactured from 356 aluminum that is heat-treated to T-6 specs
Chevy BBC 454 6.385" 4.280" Bore 1.270" .990" Dome Top Forged Pistons They are manufactured from top-qualitySpeedmaster Forged pistons are made from 4032 aluminum alloy for quieter operation and reduced piston to wall clearance. Up to 20% lighter than traditional forged pistons that eliminate harmful stress concentrations for superior strength. Specifically designed for naturally aspirated or moderate nitrous applications.
