Sierra Ignition Module - SIE-18-5107-1

Sierra 18-5107-1 V6/V8 Ignition Module

For 4, 6 & 8 Cyl. Engines

Interchangeable With:

Crusader

7243110

MerCruiser

811637001

811637T

811637

802464

850487

811637002

804412

77-8M6008208

8M0123099

8M6008208

OMC

3854003

986650

Volvo

3854003

GLM

73190

Mallory

9-29800

CDI

E11-0003

Indmar

556096

Frequently Asked Questions

• What is the Sierra 18-5107-1 V6/V8 Ignition Module used for? The Sierra 18-5107-1 V6/V8 Ignition Module is a replacement ignition module for 4-, 6-, and 8-cylinder engines. The supplied product description lists it as interchangeable with ignition module part numbers from MerCruiser, OMC, Volvo, Crusader, GLM, Mallory, CDI, and Indmar.
• What engines does the Sierra 18-5107-1 Ignition Module fit? The Sierra 18-5107-1 is specified for 4-, 6-, and 8-cylinder engines. The supplied description does not provide specific engine models, years, horsepower ratings, or ignition system configurations, so verify your engine and existing ignition module part number before ordering.
• Is the Sierra 18-5107-1 compatible with MerCruiser engines? The Sierra 18-5107-1 is listed as interchangeable with several MerCruiser part numbers, including 811637001, 811637T, 811637, 802464, 850487, 811637002, 804412, 77-8M6008208, 8M0123099, and 8M6008208. Confirm the applicable MerCruiser part number for your engine before selecting this replacement module.
• What part numbers is the Sierra 18-5107-1 Ignition Module interchangeable with? Listed interchange numbers include Crusader 7243110, OMC 3854003 and 986650, Volvo 3854003, GLM 73190, Mallory 9-29800, and CDI E11-0003. Indmar 556096 is also listed. Multiple MerCruiser interchange numbers are provided in the product description.
• Does the Sierra 18-5107-1 Ignition Module fit both V6 and V8 engines? Yes. The product is identified as a V6/V8 Ignition Module and is specified for 4-, 6-, and 8-cylinder engines. However, the supplied description does not provide detailed engine fitment by model or year, so verify the specific application using the applicable engine information and existing ignition module part number.
• What should I verify before purchasing the Sierra 18-5107-1 Ignition Module? Verify your engine's cylinder configuration and compare the existing ignition module part number with the listed interchange numbers. Because the supplied description does not include specific model, year, horsepower, or ignition system fitment information, additional application verification is recommended before purchasing or installing the Sierra 18-5107-1.