Speed Pro Premium Piston Rings 4.100" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Engine Gaskets & Seals Burnishing: Cold working the surface

Burnishing: Cold working the surface of the Babbitt eliminates micro-fissures that can lead to fatigue failure

Cast Aluminum

Mild-Moderate Exterior Exhaust Tone

GM Gen III Bench top Programming Pigtail (Service #12200411 or equivalent)

Gasket Solid Motor Mount 3671 L-1 11/16" - W-2

Speed Pro Premium Piston Rings 4.100" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Engine Gaskets & Seals Burnishing: Cold working the surfaceProduct Description: Piston Rings Performance 4. 100 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