Gives .450" valve lift on Panhead .427" on Shovelhead. The low compression version of the A cam. To be used on engines that have low compression (1:8 C.R. or less) pistons installed. The reduced duration improves performance. 48-65 Panhead 66-69 Shovelhead. With low compression pistons (NU)
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48-65 Panhead; 66-69 Shovelhead. With low compression pistons (NU)