2x Outboard Engine Ignition Coil fit for Yamaha 40hp 40X E40X MHL 66T-85570-00 E

Outboard Engine Ignition Coil for Yamaha

This outboard engine ignition coil for Yamaha converts low electrical voltage into high spark plug voltage to ignite fuel inside the cylinders, citing OEM cross-reference 66T-85570-00.

Overview

This outboard engine ignition coil for Yamaha delivers reliable electric spark to the cylinders for efficient combustion. Built specifically as an outboard engine ignition coil for Yamaha, this pair of coils replaces worn electrical parts that cause hard starts. Marine mechanics can install this outboard engine ignition coil for Yamaha to optimize engine output and restore smooth idling on the water.

Built For Performance

• Heavy-duty casing resists heat cracking and moisture intrusion
• High-conductivity internal windings ensure maximum spark energy
• Thick silicone spark plug boots protect against voltage leakage
• Direct bolt-on mount aligns perfectly with factory engine brackets

Fits These Machines

• for Yamaha 40hp
• for Yamaha 40X
• for Yamaha E40X
• for Yamaha MHL

On-The-Job Use

• Replacing weak or dead ignition coils on two-stroke outboards
• Resolving engine misfires or power drops at high RPM
• Performing routine ignition system maintenance on marine craft

Specs At A Glance

Good To Know

Q: Should ignition coils be replaced in pairs? A: Yes, replacing both ignition coils simultaneously ensures uniform electrical output and prevents premature failure of the remaining older coil.

Q: Are the spark plug boots included with these coils? A: Yes, these coils come complete with integrated high-tension wires and protective spark plug boots.

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