Speed Pro Economy Piston Rings 4.360" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 411996 Manufactured from our proprietary ImpactMAX

Manufactured from our proprietary ImpactMAX soft knit

8 mm Pitch

The input and output shafts are gundrilled for reduced weight

set screws and hardware

Available in standard -6 AN

Speed Pro Economy Piston Rings 4.360" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 411996 Manufactured from our proprietary ImpactMAXProduct Description: Piston Rings Economy 4. 360 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Phosphate 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