Camshafts Kelford Cams for Mitsubishi 4G63 EVO 4-7 272/273

272° cam designed to work with OEM valve springs. Rough idle note with exhaust upgrade. Increase in mid-high rpm power with upgraded turbo. Upgraded turbo size range 48-58mm compressor inducer. For high mileage engines Kelford Cams recommend valve spring KVS63 which uses the OEM retainer.