Quote:
Originally Posted by Skip Fix
What length pushrods did you end up with with those lifters/ helping a buddy build a RAIV head 455 using them.
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Use this as a guide. My mechanic started with 8.75 inch push rod and didn't like it. Ended up with 9.00 inch push rod with chrome molly 80 thousandth's (SP) wall. Rocker arms are rollers @ 1.65:1 ratio.
Hope this help especially with all the variables involved.