1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 194Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 194

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IGNITION SYSTEM

Description Digital Diagnostic Terminal (DDT) DMT 2000 TachMulti-Meter Torch Lamp Timing Light Timing Jumper Plug Part Number 91-823686A2 91-854009T1 91-63209 91-99379 91-