256&252/260 Degrees advertised duration. 9.55mm&9.55mm/9.50mm lift. High torque cams to suit near stock engines. Ideal in 36mm restrictor classes.
Engine Make: Engine Model: Part Number:
SUBARU EJ257B 220-A
Valve Clearance: Intake: 0.20mm Set COLD at the CAM
Exhaust: 0.25mm Set COLD at the CAM
Cam Lift: Intake: 9.75mm Exhaust: 9.75mm
Rocker Ratio: Intake: 1 Exhaust: 1
Nett Valve Lift: Intake: 9.55mm Exhaust: 9.50mm
Advertised Duration @ 0.25mm Intake: 256 Exhaust: 260
Duration @ 1.00mm VALVE LIFT Intake: 218 Exhaust: 222
Timing @ 1.00mm VALVE LIFT IVO: 21 ATDC EVO: 57 BBDC
IVC: 59 ABDC EVC: 15 BTDC
Suggested Centre Lines: Intake: 130 Exhaust: 126
VALVE Lift @ TDC Intake: Exhaust: