Kelford Cams 4G63 VR4 EVO 1-3 Camshafts 1-TX258
258°/264° | 10.50mm/10.50mm Valve Lift - 258° cams for fast street engines with stock turbo or turbocharger upgrade. Suits upgraded turbo sizing 48-54mm. Improved low to mid-range power and good throttle response. Also suits restrictor plate rally engines. For up to 8000rpm and 25psi boost Kelford Cams recommend valve spring KVS63.