H&R 60mm ID Single Race Spring Length 200mm Spring Rate 30 N/mm or 171 lbs/inch 1991-mitsubishi-eclipse-esi9053995 Nodular iron flywheels are stronger

Nodular iron flywheels are stronger than the OEM models

and JDM performance enthusiasts

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Wilwood Fitting kit - Bleed Screw M10 - 4 pk

With an ultimate tensile strength of over 78

H&R 60mm ID Single Race Spring Length 200mm Spring Rate 30 N/mm or 171 lbs/inch 1991-mitsubishi-eclipse-esi9053995 Nodular iron flywheels are strongerH&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