H&R 60mm ID Single Race Spring Length 300mm Spring Rate 25 N/mm or 143 lbs/inch - RF300025 Lips & Splitters this Cummins performance kit includes

this Cummins performance kit includes Mishimoto Constant Tension T-bolt Clamps for accurate and consistent holding power

The stock eccentric bolts provided by Ford for small toe adjustments tend to slip under high cornering loads

or attend any drag strip event

This Momentum GT intake system was designed around the large st filter possible to allow maximum performance and filtration

H&R 60mm ID Single Race Spring Length 300mm Spring Rate 25 N/mm or 143 lbs/inch - RF300025 Lips & Splitters this Cummins performance kit includesH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and