Speed Pro Performance Piston Rings - 4.000 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder E377K 2120014 tooling and processes

tooling and processes

Measures: 4-3/8" x 5-3/8" with 3 pleats

7/16 Offset

Performer RPM E-TEC 170

Speed Pro Performance Piston Rings - 4.000 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder E377K 2120014 tooling and processesProduct Description: Piston Rings Performance 4. 000 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