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Speedmaster flexplates make excellent upgrades to your stock design
Dual distributor hold downs and Four corner water ports
the tip of the valve stem is subjected to a tremendous pounding
The belts use a fiberglass cord wound across the entire width of the belts to minimize stretching
thus reducing the transmission temperatures for optimum performance
Chevy GM LS1 Shaft 1.7 Ratio DNA® Aluminum Roller Rocker Arms Set Speedmaster flexplates make excellent upgrades
US$ 75.00
US$ 102.50
US$ 69.95
