QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 500 lb. RU003003XL 1997-2001 Ford E-250 Econoline

1997-2001 Ford E-250 Econoline

Straight stemmed XH-424 stainless exhaust valves and NK-841 stainless intake valves have chrome stems

Polyurethane / Steel

1955-1957 Chevrolet Two-Ten Series

please use the Manifold Reference Dimensions guide

QA1 High Travel Coil-Over Spring - 2-1/2" I.D. x 10" Tall - 500 lb. RU003003XL 1997-2001 Ford E-250 EconolinePowder 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.