Ignition Coil for 5HP Yamaha Marine Outboard, fits Part Number: 670-85640 - 4Boats
Ignition Coil for 5HP Yamaha Marine Outboard, fits Part Number: 670-85640 - 4Boats

Ignition Coil for Yamaha F4 F5 4-5HP Outboard 4-Stroke Replaces 670-85640-00

670-85640-00

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  • 30 Day Return Policy
  • Low stock - 2 items left
  • Backordered, shipping soon
Our stock levels are dynamic and can change frequently. If a product appears to be in stock, it may have already sold out. Please contact us if you have any questions about availability. Thank you for your understanding.

Regular priceΒ£47.99
/
Tax included.

Yamaha 4-Stroke Ignition Coil (670-85640)

Premium Quality Marine Replacement Part

Restore the reliable starting and smooth idle of your Yamaha outboard with this high-performance ignition winding assembly (TCI Unit). This aftermarket component is specifically engineered to handle the rigorous demands of marine environments, ensuring a consistent spark and optimal combustion efficiency.

RELIABILITY: Precision-wound to meet or exceed OEM 670-85640-00 specifications, providing a cost-effective alternative without sacrificing engine performance.

Key Features

  • βœ” Direct fit for Yamaha F4/F5 motors
  • βœ” Corrosion-resistant marine-grade casing
  • βœ” Enhanced electrical insulation
  • βœ” Optimized for carburetor-equipped F4A models

Technical Specs

Engine Type: 4-Stroke
Horsepower: 4HP / 5HP
Configuration: Single Cylinder
Part Type: TCI Unit / Winding Assy

Compatibility / Fitment Guide

Make/System Model/Application Year Range
Yamaha Outboard F4 (4-Stroke) 3.7 kW / 5HP 1998 – Onwards
Yamaha Outboard F5 (4-Stroke) 4-5HP All Compatible
Parsun Outboard F4 / F5 Models Check Cross-Ref

OEM Cross Reference

Yamaha OEM Part # 670-85640-00, 6708564000
Yamaha OEM Part # 67D-85640-00, 67D8564000
Parsun Part # F4-04000038

Questions & Answers

Is this a genuine original part?

This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance in saltwater and freshwater conditions.

How do I know if it is compatible?

We recommend checking the SKU/MPN (670-85640-00) against your engine's service manual. This part is specific to Yamaha 4-stroke 4HP/5HP single-cylinder models from 1998 onwards.

Will this fit 2-stroke models?

No, this ignition coil is specifically designed for the 4-stroke F4 and F5 engine architecture. It will not work on 2-stroke 5HP models.

Note: Please verify your original part number against the references above before purchasing. For expert assistance, contact the team at 4boats.co.uk.

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