Kelford Subaru WRX Version 5 (non AVCS) Performance Cam

The Kelford Cams 199-C (also referred to as R-199-C) are high lift racing camshafts. Kelford Cams (R-199-C) features a 272°-268°/268° profile with 11.30mm-10.50mm/10.50mm lift, suitable for competition engines with 58-66mm turbos and E85 fuel. Requires cylinder head modification, shimless buckets, and recommended KVS1847-BT valve spring upgrade. Features slot/keyway trigger on intake cams, and intake-only AVCS. MAPerformance (199-C) lists 264 hot street cams for turbo upgrades, suitable for Version 5-6 engines without AVCS, supporting stock buckets (shim-on-top) or higher lift versions for shimless buckets.