861251T1 | Genuine Mercury Mercruiser® Ignition Control Module (ICM) for 4.3L

Description and Purpose:

This Genuine Ignition Control Module from Mercury Mercruiser, listed as Part number: 861251T1, is new and designed to bring reliable spark timing back to your marine engine. Whether you have a 4.3L (GEN +) GM 262 V6 with a 2 BBL or 4 BBL carburetor, a 4.3LH GEN +, or an Alpha/Bravo 4.3L CARB, this module ensures smooth starts, consistent performance, and optimized ignition for multiple engine setups. Perfect for boat owners who demand dependable marine ignition control.

Why Replacement is Important:

A faulty ICM can cause misfires, hard starts, or poor engine performance. Installing this module restores proper ignition timing and engine reliability.

Impact on Vehicle Performance:

Ensures smooth engine starts, stable RPM under load, and consistent spark delivery for efficient marine operation.

Manufacturer Information:

Mercury Mercruiser® delivers high-performance marine engines and components, engineered for reliability, efficiency, and long-lasting operation on the water.

Tags & Category: Ignition Control Module, ICM Module, Mercury-Mercruiser, Mercruiser Ignition, Marine Ignition Module, Boat Engine Ignition, 4.3L V6 GM 262, GEN + Ignition Module, 2 BBL Ignition, 4 BBL Ignition, 4.3LH GEN +, Alpha/Bravo Ignition, Marine Engine Control, Marine Electrical Module, OEM Mercruiser Ignition, Boat Motor Electronics, Ignition System Module, Engine Starting Module, Marine Performance Ignition, Reman GEN + 4.3L, Carbureted Ignition Module

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.