all new build sbc 4.125 bore 3.875 stroke. 6" rods 14.5-1 j&e pistons. mullins brodix outlaw heads 227cc runners. mullins super victor jr. intake willys 750 cfm carb on methanol. here is my question. i called every cam manufactuer out there. every time i did i got different numbers. hdere is the one i went with from comp cams. .648 intake and .645 exhaust. duration at .050 is 261 intake 270 exhaust. 107 lobe center. thats based off 1.5 rockers my t &d shaft rockers are 1.6 ratio. how can i expect this combo to work and is there anyway to tell whaty my cam specs actually are with 1.6 rockers ?
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