Sierra Mercury Mariner Adapter Harness 18-99445 Outboard Ignition System

The Sierra Mercury Mariner Adapter Harness, part number 18-99445, is an ignition system adapter harness built for Mercury and Mariner outboard engines. It is designed to connect ignition system components within the outboard's wiring circuit, providing a dedicated harness solution for the ignition system rather than a universal or splice-in cable. This part is cataloged under Sierra's Mercury Outboard Ignition System category, so it is intended specifically for use within that ignition system application on Mercury and Mariner outboards.

As an adapter harness, its function is to provide the correct wiring connection points for ignition components on the applicable outboard, helping ensure a secure and proper electrical connection rather than relying on generic wire splicing. Each unit is identified by UPC 808282396299 and weighs 3.3 pounds as shipped.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-99445
• Product Name: Mercury Mariner Adapter Harness
• Application: Mercury Outboard Ignition System
• UPC: 808282396299
• Weight: 3.3 pounds

Frequently Asked Questions

What is Sierra part 18-99445? Sierra 18-99445 is a Mercury Mariner Adapter Harness, an ignition system adapter harness cataloged for use in the Mercury Outboard Ignition System application.

Does this harness fit both Mercury and Mariner outboards? Yes, the 18-99445 adapter harness is listed as a Mercury Mariner Adapter Harness, indicating it is intended for use with both Mercury and Mariner brand outboards.

How much does the 18-99445 adapter harness weigh? The Sierra Mercury Mariner Adapter Harness weighs 3.3 pounds.

What is the UPC for this part? Sierra part 18-99445, the Mercury Mariner Adapter Harness, carries UPC 808282396299.

Is 18-99445 an ignition system part? Yes, this adapter harness is categorized under the Mercury Outboard Ignition System, meaning it is used within the ignition wiring of applicable Mercury and Mariner outboards.

Are there OEM cross-reference numbers listed for this harness? No OEM cross-reference or replacement numbers are published for the Sierra 18-99445 Mercury Mariner Adapter Harness.

Is the Sierra 18-99445 harness a genuine Sierra part? Yes, the 18-99445 Mercury Mariner Adapter Harness is a Sierra branded part identified by its own manufacturer part number.

What does an adapter harness do in an outboard ignition system? An adapter harness like the 18-99445 provides the wiring connection points needed to link ignition system components on the outboard, in place of splicing individual wires.

Does the listing specify which model years this harness fits? No specific model years or engine models are listed for the Sierra Mercury Mariner Adapter Harness 18-99445.

What category does Sierra 18-99445 fall under? The 18-99445 part is cataloged under the Mercury Outboard Ignition System category by Sierra.