The McGurk 3/4 cam (aka #18) specs:
Intake: opens 10 degrees before TDC
closes 55 degrees after TDC (245 degrees duration) 0.421" lift
Exhaust: opens 72 degrees before BDC
closes 32 degrees after TDC (284 degrees duration) 0.410"lift
BTW just for comparison:
Stock Cam:
Intake: opens 11.5 degrees before TDC, and closes 52.5 degrees after TDC Duration - 244 degrees/ 0.405" lift
Exhaust: opens 51 degrees before BDC, and closes 13 degrees after TDC - 244 degrees duration/0.414" lift
