QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 375 lb. RS003C0103 95-durometer polyurethane bushings

95-durometer polyurethane bushings

Timing marks from 12 degrees BTDC to 8 degrees ATDC

and are internally fluted to keeps grease in the bushing

Mechanical roller cam spec include Manley dual-spring valve springs and titanium retainers good for up to

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 375 lb. RS003C0103 95-durometer polyurethane bushingsPowder Coated, Chrome Appearing Silicon Manganese SteelAll QA1 springs are manufactured using the highest quality chrome silicone. This material offers high strength, consistency and longer life. Cold Wound Heat Treated Shot PeenedAll QA1 springs go through intensive manufacturing processes to ensure consistency, accuracy and durability. Squared EndsAll QA1 springs are ground at both ends to ensure straight, consistent and accurate operation.