Speed Pro Premium Piston Rings 4.270" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 2010051 3/8 in Bolt Hole

3/8 in Bolt Hole

1997-2003 Ford Expedition

internal gauge damper

24 lb Injectors

All aFe POWER exhaust systems are engineered and manufactured in our Corona

Speed Pro Premium Piston Rings 4.270" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 2010051 3/8 in Bolt HoleProduct Description: Piston Rings Performance 4. 270 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