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Thumbnail Filmstrip of Cam Sync for 440 426 B Block MoPar Engines Images
Chrysler Big Block 426, 440 Cam Sync Plug
does not include oil pump gear - takes the place of a distributor
MSD's cam sync plugs install in place of a traditional distributor to drive the oil pump and provide a cam sync signal when running a Holley EFI, or other aftermarket sequential EFI system requiring a cam sync signal.