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Advance Spring and Weight Kit - Precision stamped weights and center plate eliminate erratic timing three sets of springs and complete installation instructions make recurving your HEI distributor easy
1978-1979 Oldsmobile Starfire
supports up to 1300 HP EFI
Infiniti G-Series 2007-15
Trend Performance 8.050" Long Pushrod - 3/8" Diameter - 0.135" Wall - Ball Ends - Chromoly 475 Advance Spring and Weight KitProduct Description: Pushrod 8. 050 in Long 3 8 in Diameter 0. 135 in Thick Wall Ball Ends 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 Fox establishing his pushrod
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