Chevy SBC 383 ci 6.0" 4.040" 1.125" 0.927" Flat Top Forged Pistons modeled off OE castings for

modeled off OE castings for factory fit and finish

Speedmaster Keychains are the perfect way to let everyone know where you go for high performance aftermarket parts and accessories

and they may be reduced to fit if you decide to narrow your rear-end later on

Providing performance and style with its polarized lens reducing glare reflections from mirrors

They are available in plain and ball milled designs to best suit your tastes and match your ride

Chevy SBC 383 ci 6.0" 4.040" 1.125" 0.927" Flat Top Forged Pistons modeled off OE castings forSpeedmaster 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.