Stage 1 high performance racing cams. Designed for engines making up to 1200hp, ideal for cars using 64mm-72mm turbos. Requires KVS273-BT valve spring upgrade. NOTE: 5.5mm dowel pin supplied to limit Intake camgear advance to 91° when using OEM piston designs, for best results, fly cut pistons for maximum stroke (Please check Piston to Valve clearance). Kelford Cams delete the AVS Variable exhaust lift system,

• Cam kit is supplied with Kelford billet blanking plates. This change requires tuning adjustments because of solenoid removal, email the sales team for a list of calibrators.