Speed Pro Premium Piston Rings 4.110" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 6000BU over 1 GPM more flow

over 1 GPM more flow at pressure and never-before-seen modular features and mounting options

Long Lasting Gold Irradiate Finish That Helps Prevent Rust

Aeromotive incredibly reduced overall weight by 33% (compared to Aeromotive 13109 regulator)

1970-1974 GMC K35/K3500 Pickup

Speed Pro Premium Piston Rings 4.110" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 6000BU over 1 GPM more flowProduct Description: Piston Rings Performance 4. 110 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Moly 8 Cylinder From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and racers can