Designed to improve midrange throttle response in engines using rectangle port heads. Great in applications where strong midrange RPM is more important than top end. Rough idle.
Engine Make: Engine Model: Part Number:
CHEVROLET LS Series V8 SS108-J
Valve Clearance: Intake: Set at the
Exhaust: Set at the
Cam Lift: Intake: 0.353" Exhaust: 0.353"
Rocker Ratio: Intake: 1.7 Exhaust: 1.7
Nett Valve Lift: Intake: 0.600" Exhaust: 0.600"
Advertised Duration @ 0.006" Intake: 274 Exhaust: 282
Duration @ .050" CAM LIFT Intake: 226 Exhaust: 232
Timing @ .050" CAM LIFT IVO: 5 BTDC EVO: 48 BBDC
IVC: 41 ABDC EVC: 4 ATDC
Suggested Centre Lines: Intake: 108 Exhaust: 112
CAM Lift @ TDC Intake: 0.069" Exhaust: 0.063"