Speed Pro Economy Piston Rings 4.280" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 2070121 All BBK Power Plus throttle

All BBK Power Plus throttle bodies offer OEM drive ability but with up to 30% improved airflow for improved horsepower

1972-1975 Chevrolet Camaro

1967-1989 Ford Mustang

1965-1995 Cadillac Fleetwood

Speed Pro Economy Piston Rings 4.280" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 2070121 All BBK Power Plus throttleProduct Description: Piston Rings Economy 4. 280 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