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FAST XFI fuel-injector harnesses connect the XFI ECU to injectors across many common V8 platforms, including Chevrolet small-block and LS series, Ford small and big blocks, and others. This particular harness is configured for a 4/7-swap Chevrolet small and big block with Minitimer/EV1 connections and a 1-8-7-3-6-5-4-2 firing order. Harnesses can be re-pinned or reterminated for custom applications.
FAST Wiring Harness F.I. 4&7 Swap
