Marine Charge Coil for Yamaha 9.9HP 15HP Outboard Engine (63V-85520-00-00)

Product Overview

This marine charge coil is a direct replacement designed specifically for Yamaha 9.9HP and 15HP 2-stroke outboard engines.
It restores stable electrical output for the charging system, helping maintain proper battery charging and reliable ignition performance during operation.

Manufactured with heat-resistant and wear-resistant materials, this charge coil is built to withstand long-term high-load use in harsh marine environments, including heat, vibration, and moisture. Engineered to OEM specifications, it ensures proper fit, durability, and consistent electrical performance.

Fitment (Yamaha Outboard Engines)

Brand	Engine Type	Horsepower	OEM / Replacement Part Number
Yamaha	2-Stroke Outboard Engine	9.9 HP	63V-85520-00-00 / 63V-85520-01-00
Yamaha	2-Stroke Outboard Engine	15 HP	63V-85520-00-00 / 63V-85520-01-00
Aftermarket Reference	—	—	Sierra 18-5183

Fitment Notice:

• Designed for Yamaha 2-stroke 9.9HP & 15HP outboard engines only
• Not guaranteed to fit 4-stroke models
• Please confirm OEM part number, connector style, and mounting layout before ordering

Specifications

Item	Details
Product Type	Marine Charge Coil
Brand Compatibility	Yamaha
Engine Type	2-Stroke Outboard
Compatible Horsepower	9.9 HP / 15 HP
OEM Reference	63V-85520-00
Replacement Part Numbers	63V-85520-00-00 / 63V-85520-01-00
Aftermarket Reference	Sierra 18-5183
Application	Charging / Electrical System
Material	Heat-resistant, wear-resistant construction
Condition	Brand New

Key Features

• Yamaha-Specific Design – Engineered for 9.9HP & 15HP 2-stroke outboards
• OEM-Spec Replacement – Matches original fit and electrical output
• Stable Charging Performance – Supports battery and ignition systems
• Heat & Vibration Resistant – Suitable for marine environments
• Durable Construction – Designed for long-term, high-intensity use
• Direct Replacement – No modification required when part number matches