Holley EFI 550-700 Multi-Port Power Pack Kit. Was only used for about a month before going to an LS swap. New these go for 2100+. Compatible with Small Block Chevrolet with Early/Late Heads. Holley Small Block Chevy Multi-Port Power Pack kit is assembled and comes with injectors. These kits are intended to be used in conjunction with a Holley HP
» Read moreFuel Injection System-Power Pack Multi-Point Kit Holley 550-700. Missing kickdown bracket otherwise complete. These are 120lb injectors, I can switch them out for a set of 32lb injectors if 120’s are too much for your application. System can be run with Holley. Ecu/harness or a tuned factory GM ECU and stand alone harness. This item is in the category “eBay
» Read morePerfect way to finish out an EFI ECU kit; Complete with intake, throttle body, fuel rails and sensors; Enjoy vastly improved throttle response and idle con. Compatible with Chevrolet Small Block Engines with Vortec Heads;Perfect way to finish out an EFI ECU kit; Complete with intake, throttle body, fuel rails and sensors; Enjoy vastly improved throttle response and idle con.
» Read moreAdd to Favorite Sellers. Holley EFI 550-703 Big Block Chevy Multi-Port Power Pack Kit for Standard Deck, Peanut Oval Port heads. Perfect way to finish out an EFI ECU kit. Complete with intake, throttle body, fuel rails and sensors. Enjoy vastly improved throttle response and idle control. Customer Service & Feedback. So we have a chance to make it right
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