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SKU:
ZZ3F09057
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Neutral Switch Shift Fit Mercury 8M0052939 814281A7 889514A01 87-8M0052939
$101.19
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$101.19
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$101.19
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
Neutral Switch Shift for Mercury 8M0052939 814281A7 889514A01 87-8M0052939
This neutral switch shift assembly for Mercury outboards is a direct replacement part that engages and disengages the starter circuit only when the gear shift is in neutral. It is designed to match OEM cross-reference numbers 8M0052939, 814281A7, 889514A01, and 87-8M0052939, ensuring reliable shift safety for compatible Mercury marine engines.
Overview
This neutral switch shift is an electrical component that prevents the engine from starting unless the throttle is in neutral, offering critical operator safety. It is built as a robust replacement for Mercury outboard motors, restoring proper start-in-gear protection. The part is designed to fit seamlessly into the shift linkage and electrical harness for dependable operation.
Built For Performance
- Precision-engineered to match Mercury OEM specifications for reliable switching action
- Corrosion-resistant materials withstand harsh marine environments
- Direct-fit design simplifies installation using existing mounting points
- Ensures consistent electrical continuity for accurate neutral detection
- Sealed construction helps prevent moisture ingress and electrical failure
Fits These Machines
- for Mercury outboard engines using cross-reference 8M0052939
- for Mercury outboard engines using cross-reference 814281A7
- for Mercury outboard engines using cross-reference 889514A01
- for Mercury outboard engines using cross-reference 87-8M0052939
On-The-Job Use
- Used in marine service yards to replace failed neutral safety switches on Mercury outboards
- Essential for boat owners during routine electrical system maintenance
- Applied during engine rebuilds or gearcase repairs to ensure safe starting
- Commonly installed when troubleshooting starting issues tied to shift position
Specs At A Glance
| Part Number(s) | 8M0052939, 814281A7, 889514A01, 87-8M0052939 |
| Type | Neutral switch shift |
| Compatibility | for Mercury outboards |
Good To Know
Q: How do I know this neutral switch will fit my Mercury engine? A: Check your engine's serial number and compare it against the OEM cross-reference numbers listed, as fit can vary by model year and production run.
Q: What are common signs that this switch needs replacement? A: If the engine starts in gear or fails to start in neutral, the neutral switch is often the culprit, and replacing it restores proper safety function.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.