Swift Rear Coil Spring - Tight Helix - 5.0" OD x 11" Tall - 225 lb. 35453LRGBU 390 in Bore

390 in Bore

Reversible Fan Blades engineered to provide maximum airflow

Small Block Chevrolet

oil before use

Two outputs (Ground and 0-5V) can be run to an ECU to datalog any injector faults

Swift Rear Coil Spring - Tight Helix - 5.0" OD x 11" Tall - 225 lb. 35453LRGBU 390 in BoreINCREASE TRACTION, LESS UN SPRUNG MASS, MORE STROKE, INCREASED HANDLING. THE ONLY THING YOU WILL BE LOSING IS TRACK TIME. As you might know, United States are the largest racer populated country in the world. Through our experiences from extensive testing in world class racing in Europe and Asia, we have great confidence that we can provide the same results in the US. Swift specifically designed a standard measurement race springs to accommodate