Holley EFI Ignition Adapter Harness - MSD Distributors to Holley EFI 8B663HC-001 1999-2004 Ford Mustang
Baker’s notes & crumb story
Description
1999-2004 Ford Mustang
Moroso GM LS-Series Valve Covers
GM F-Body 1971-81
NOTE: Sold individually
With a long tradition of innovation
Holley EFI Ignition Adapter Harness - MSD Distributors to Holley EFI 8B663HC-001 1999-2004 Ford MustangDesigned to plug and play with MSD Pro Billet distributors and Holley EFI main harnesses with an ignition connector, such as part number 558 104. Product Description: EFI Wiring Harness Ignition Adapter Harness MSD Distributors to Holley EFI 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