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VTEC ALL MOTOR B16A/B18C drag racing cams for extreme NA engines making 250hp-300hp+. Cylinder head modifications are required to avoid valve to valve contact. Ideal for big bore and long stroke engines. Fuel type race fuel, ethanol blend or methanol.
Note: Kelford Cams recommends the included Kelford KVS18-K valve springs and retainers kit when running this cam. Cylinder head modifications are required.