8.5.2 Early GM 305 cars may use up to 1.6 ratio individual stud mounted roller rocker arms.
Is that for carbed 305s or for TPI 305s also? And what kind of power difference will it really even make?
8.5.2 Early GM 305 cars may use up to 1.6 ratio individual stud mounted roller rocker arms.
Is that for carbed 305s or for TPI 305s also? And what kind of power difference will it really even make?
Jason Love
Love in it Racing
"Sometimes its better to be lucky than good."
2010 CMC Champion
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