Speed Pro Premium Piston Rings 4.181" Bore 5/64 x 1/16 x 3/16" Thick Standard Tension - Moly Harness Slide Adjuster Most rebuilders know the time

Most rebuilders know the time and expense of trying to reclaim service parts

Unusually high ambient temperatures (exceeding 176 degrees F)

Fits most coil-per-plug engines up to eight cylinders (Including four and six cylinders)

Mini Enduro

Speed Pro Premium Piston Rings 4.181" Bore 5/64 x 1/16 x 3/16" Thick Standard Tension - Moly Harness Slide Adjuster Most rebuilders know the timeProduct Description: Piston Rings Performance 4. 181 in Bore Drop In 5 64 x 1 16 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