Holley EFI Digital Dash Wiring Harness - Holley EFI Digital Dash Water Pump Drag racing's biggest stars have

Drag racing's biggest stars have relied on Hays since SEMA Hall of Famer Bill Hays decided back in 1958 that there had to be a way to build one that could stand up to racing's unimaginable power and torque

For proper sizing

Allstar Bushing Style Pull Bar Torque Links

Manual wing adjuster is for sprint car top wings when rules do not permit the use of hydraulic cylinders

Holley EFI Digital Dash Wiring Harness - Holley EFI Digital Dash Water Pump Drag racing's biggest stars haveComputer Chip Programmer Input Cable Brings Connections To 26 Pin Connector Product Description: Digital Dash Wiring Harness Input Output Extender Holley Digital Dash Kit Holley is quickly becoming The New Standard In EFI! Holleys HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holleys EFI throttle body powers every NASCAR Sprint Cup Series team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey