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An adjustable mechanical advance assembly allows you to get the most performance out of your Vette's engine by custom tailoring a timing curve to fit your application
Easily check tire hardness
long-standing history with racing
3/16 in Allen
Converts a bolt-on
Trend Performance 9.775" Long Pushrod - 7/16" Diameter - 0.165" Wall - Extra Clearance - Ball Ends XP1-STX-G1-HK An adjustable mechanical advance assemblyProduct Description: Pushrod 9. 775 in Long 7 16 in Diameter 0. 165 in Thick Wall Extra Clearance Ball Ends Double Taper Chromoly Sold Individually In 1993 SpinTron emerged, launching a tool to do meaningful research into valve train testing and technology. This testing exposed profound inadequacies in pushrod design. These inadequacies amazed SpinTron creator Bob Fox and his collaborator, the late Randy Dorton. Pushrod design changed irrevocably with
