Sierra Ignition Coil 18-5466, Bolt-On 12V Marine Coil, 1 Count

The Sierra 18-5466 is a bolt-on ignition coil built for marine ignition systems, supplying the coil-side voltage that fires the spark plugs. It ships as a single unit and installs using standard bolt-on mounting, making it a straightforward replacement when a boat's existing coil has failed or is due for routine service. As with any ignition coil, it works alongside the engine's existing cap, rotor, and wiring to complete the ignition circuit.

The coil measures 6.6 x 4.1 x 2.4 inches and weighs 1.54 pounds, and is sold as one ignition coil per package. It carries UPC 808282188443 for identification at the point of sale. Keeping ignition components matched to the original equipment helps maintain reliable spark delivery and consistent engine starting and running performance on the water.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-5466
• Item Type: Ignition Coil
• Installation Type: Bolt-On
• Unit Count: 1
• Included Components: Ignition Coil
• Item Dimensions (L x W x H): 6.6 x 4.1 x 2.4 inches
• Weight: 1.54 pounds
• UPC: 808282188443

Frequently Asked Questions

What is the Sierra 18-5466? It is a bolt-on ignition coil for marine engines, part number 18-5466, sold as a single unit.

How much does the 18-5466 ignition coil weigh? The Sierra 18-5466 weighs 1.54 pounds.

What are the dimensions of the 18-5466 coil? It measures 6.6 x 4.1 x 2.4 inches.

How does the 18-5466 mount to the engine? Installation Type is bolt-on, so the Sierra 18-5466 secures directly using standard mounting hardware without additional brackets.

How many coils come in the package? One ignition coil is included per package (Unit Count: 1) for the Sierra 18-5466.

What is included in the box with part number 18-5466? The package includes one Sierra ignition coil, part number 18-5466, and no additional components.

Is the Sierra 18-5466 a genuine Sierra part? Yes, the 18-5466 is a Sierra-branded ignition coil, identified by UPC 808282188443.

Does the 18-5466 coil work with the engine's existing cap and rotor? The Sierra 18-5466 ignition coil is designed to work as part of the ignition circuit alongside the engine's existing distributor cap and rotor.

What type of ignition coil is the 18-5466? The Sierra 18-5466 is classified as an ignition coil for marine ignition systems.

Does the 18-5466 include a warranty? No manufacturer warranty is listed for the Sierra 18-5466 ignition coil.