Shift Plate Micro Interruttore Switch for Mercruiser 3.0 4.3 5.7 L 87-814281A5

Shift Plate Micro Switch for Mercruiser

This shift plate micro switch, part number 87-814281A5, is a direct replacement for Mercruiser engines, ensuring proper shift interlock functionality for safe and reliable gear changes in marine applications.

Overview

This micro switch is a critical component in the shift plate assembly of Mercruiser inboard and sterndrive engines, preventing the engine from starting in gear and ensuring the shift mechanism operates correctly. It is compatible with Mercruiser 3.0L, 4.3L, and 5.7L engine models, providing a dependable replacement for worn or faulty switches.

Built For Performance

• Precision-engineered to meet OEM specifications for Mercruiser shift systems
• Weather-resistant construction for durability in marine environments
• Ensures accurate shift interlock activation to prevent accidental starts
• Direct fit for Mercruiser models with 3.0L, 4.3L, and 5.7L engines
• Simple plug-and-play installation with no modification required

Fits These Machines

• for Mercruiser 3.0L
• for Mercruiser 4.3L
• for Mercruiser 5.7L

On-The-Job Use

• Used in marine shift systems to prevent shifting into gear without the throttle in neutral
• Commonly installed on recreational boats and cruisers with Mercruiser engines
• Essential for safety during docking and maneuvering
• Works with both sterndrive and inboard configurations

Specs At A Glance

Good To Know

Q: What does the shift plate micro switch do? A: It acts as a safety interlock that prevents the engine from starting when the shift lever is not in neutral, protecting the drive train from damage.

Q: How do I know if this switch needs replacement? A: If you experience difficulty shifting gears, or if the engine starts in gear, the micro switch may be faulty. Replacing it restores proper shift interlock function.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.