Speed Pro Economy Piston Rings 4.250" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron OBD-II / EOBD Dongle For use with all Mechanical

For use with all Mechanical

Use with Swivel-Seal

third link assembly uses interchangeable polyurethane bushings (sold separately

Fittings Ordered Separately

Jet sizes selected will give the broadest range of adjustment and tuning for most performance carburetor applications

Speed Pro Economy Piston Rings 4.250" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron OBD-II / EOBD Dongle For use with all MechanicalProduct Description: Piston Rings Economy 4. 250 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