- Brand: Mercury
- Size: 135 150 HP
- Style: V6 - Optimax
- Condition: Used
- Notes: 1 YEAR WARRANTY!
- SKU: 26-60017 CIG
- Manufacturer Part Number: 858229A1 8506752 856991A1 828151A1 817109A2
- Country of Manufacture: United States
- Motor & Engine Type: Mercury
- Part Type: Motors, Engines & Components
- Other Part Number: N/A
- Surface Finish: N/A
- Inventory Number: 26-60017 CIG
- Website Category: Ignition and Electrical Systems
- Website Sub Category: Wiring Harness and Motor Cables
- UPC: N/A
Part Numbers
858229A1 — Ignition Coil Wiring Harness
8506752 — Ignition Coil Plate Assembly
856991A1 — Ignition Coil
828151A1 — Relay
817109A2 — Starter Solenoid
Description
This listing is for a complete ignition coil plate assembly with wiring harness, relay, and starter solenoid removed from a Mercury Optimax outboard.
This assembly includes the coil mounting plate, ignition harness, ignition coils, relay, and starter solenoid, making it a convenient replacement for damaged ignition wiring or ignition mounting assemblies.
All components are OEM Mercury parts.
Condition
- Used OEM Mercury ignition assembly
- Coil plate 8506752 in good condition
- Ignition harness 858229A1 with good connectors and wiring
- Ignition coils 856991A1 included
- Relay 828151A1 included
- Starter solenoid 817109A2 included
- No damaged connectors or broken wiring observed
- Normal cosmetic wear from use
- Comes exactly as pictured
All electronics are tested when possible but may not be fully bench-tested. This item is still sold with our 1 YEAR WARRANTY.
Fitment
Mercury Optimax V6 2.5L
1999–2001
- 135 HP Optimax
- 150 HP Optimax
Verify fitment by engine serial number or part number before ordering.
Warranty
This item is sold with a 1 YEAR WARRANTY provided by Southcentral Outboards.
If the part does not work or stops working within 1 year of purchase, we will replace the item. If a replacement is not available, we will issue a refund.
Disclaimer
We are using various web resources to cross-reference and describe our parts. These resources are not always 100% accurate but accurate to the best of our knowledge. Please verify fitment by model or serial number before ordering.
A 20% restocking fee may be charged for returns due to ordering the wrong part or changing your mind. Buyer is responsible for original and return shipping costs.

