Description
Your Mercury deserves better than cheap aftermarket parts that fail after one season. This genuine DETENT, SHIFT LEVER delivers the reliability your engine was built for.
Built with Mercury Marine’s precision engineering, this component ensures reliable operation across all engine RPM ranges. Part number 78812A1 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.
Factory parts exist for a reason — they work. Part 78812A1 undergoes rigorous Mercury Marine quality testing that aftermarket manufacturers skip. The result? Reliable performance season after season.
Compatible Mercury Marine Engines
FITS: 30-402HP MARINER, MERCURY
- Fits MARINER, MERCURY 30-402HP engines
- Compatible HP: 30HP, 35HP, 40HP, 45HP, 402HP
- Covers 24 serial number ranges
- Configurations: Jet Drive, Outboard
- OEM genuine Mercury Marine part
COMPLETE SERIAL NUMBER COMPATIBILITY:
30HP Models
- 30HP JET (Mariner): 0C159200-0G589999
- 30HP JET (Mercury): 0C159200-0G589999
35HP Models
- 35HP OUTBOARD (Mercury): 6445653-0B110788
40HP Models
- 40HP OUTBOARD (Mariner)
- 40HP OUTBOARD (Mercury)
45HP Models
- 45HP OUTBOARD (Mariner): 5531630-0B110788, 7143688-0A719280
- 45HP OUTBOARD (Mercury): 5531630-0B110788
402HP Models
- 402HP OUTBOARD (Mercury)
Need help finding your serial number? Check our serial number location guide for step-by-step instructions on locating it on your Mercury engine.
Verification & Support
Not sure if part 78812A1 fits your engine? Try our parts finder tool — it’s quick and easy. Need expert help? Contact us using the buttons at the bottom of this page – text, call, or email, whatever works best for you
Four decades of marine parts experience. Great prices, quick delivery – your parts ship fast.




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