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The internal components are made from EN36 Material as used in racing
power and economy
along with energy-efficient and cost-effective friction management
Get up to four degrees of timing adjustment with Speedmaster adjustable timing pointers
to feed its sump tankâÃîdelivering enough fuel to power up to 800 HP engines
Chevy SBC 383 ci 6.0" 4.040" 1.125" 0.927" Flat Top Forged Pistons The internal components are madeSpeedmaster 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.
