Speed Pro Premium Piston Rings 4.030" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly - 8 Cylinder BR30011 1-3/4 in OD Tubing

1-3/4 in OD Tubing

Subaru Impreza 2012-16

Ford Mustang 1979-97

3/8 in Valve

Speed Pro Premium Piston Rings 4.030" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly - 8 Cylinder BR30011 1-3/4 in OD TubingProduct Description: Piston Rings Performance 4. 030 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