Chevy SB/BB Tall Block Cam Sync Plug - 85142 tunnel-patches or exiting straight out the

or exiting straight out the back under the rear bumper for a muscular look

Brake Caliper Rebuild Kit Rear

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Chevy SB/BB Tall Block Cam Sync Plug - 85142 tunnel-patches or exiting straight out theOverview: MSD's cam sync plugs are the perfect solution when running an aftermarket sequential EFI system with coil per cylinder ignition. The cam sync plug installs in place of a traditional distributor, providing a hall effect cam sync signal needed for the EFI system to reference the # 1 cylinder. MSD's cam sync is a plug and play with Holley EFI systems and can easily interface with most aftermarket EFI systems. The cam sync plug will have 2 3 4"