Product Description

Restore reliable engine starting with this aftermarket ignition switch replacement for Mercury Mariner outboard remote control boxes. Designed as a direct plug-and-play replacement, it helps to replace worn switches that require excessive key wiggling or fail to activate the boat's electrical system. Built with a durable polyester housing and brass components for reliable electrical conductivity and daily marine use.

Key Features

• Reliable Replacement: Replaces a worn or faulty boat engine ignition starter switch to help restore consistent starting performance.
• 3-Position Design: Features an OFF-ON-START switch configuration for convenient control of the outboard engine's electrical system.
• Durable Materials: Constructed with high-performance polyester and quality brass components for durability and stable electrical conductivity.
• Plug-and-Play Installation: Factory-matched wire colors support direct replacement without wire splicing in compatible applications.
• Broad Part Number Compatibility: Replaces or cross-references 87-17009A2, 87-17009A5, MP41070-2, MP41070-1, and MP41070.
• Complete Set: Includes 1 ignition switch and 2 keys for convenient replacement and spare use.

Specifications

Product TypeOutboard Ignition SwitchSwitch Positions3-Position OFF-ON-START DesignMaterialsPolyester Housing and Brass ComponentsDimensions57 × 37 mm / approximately 2.3 × 1.5 inchesCompatibilityMercury Mariner Outboard Remote Control BoxesPart Numbers87-17009A2, 87-17009A5, MP41070-2, MP41070-1, MP41070Package Contents1 × Ignition Switch, 2 × KeysBrand StatusAftermarket Replacement; not a genuine OEM product

Usage

Suitable for replacing a worn ignition switch in compatible boats, outboard motors, and marine remote control systems. Before ordering, compare the existing switch, connector, wiring, dimensions, and part number to confirm compatibility. Professional installation is recommended if the existing wiring or control box differs.