MerCruiser 39543A1 Engine Wire Wiring Harness 8-Pin Plug 1965-68 110hp 120hp 140
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- Compatible with Mercruiser Chevy GM 4cyl 110hp/120hp/140hp Engines, somewhere between 1965ish-1968 (It's a small window of serial numbers this part covers so just check your serial number to determine ultimate compatibility and I have included this information)
- Your engine should have a metal take on the rear starboard side near the flywheel housing with this serial number
This is the odd Round 8-Pin MerCruiser Cannon plug that they only used from roughly 1964-1968 (See Pictures)
- MerCruiser Part number 39543 (Stamped) / 39543A1 - External Engine Wiring Harness
- Or check your engine serial number to confirm fitment: (Also make sure the plug pins match those in the included picture)
- 110hp 2.5L: S/N 1949902-2044033
- 120hp 2.5L: S/N 1951140-2726998
- 140hp 3.0L: S/N 2508261-2816416
- Overall good condition. Some of the wires might need minor fixes.
- Not sure if the ballast resistor or solenoid are working.
- Purchase with confidence!