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COMP Cams conical valve spring set is a high-performance spring option specified with measured seat and open loads. The conical design supports higher rpm spring control while compressing valve train dynamics into a compact package; published rates include 145 lb at 1.900" and 495 lb at 1.225" as supplied. Use where upgraded spring rates and compact coil geometry are required for aggressive cam profiles.
COMP Cams Conical Valve Springs .660/.932
