Sierra Engine Coupler - SIE-18-2414

Sierra 18-2414 MerCruiser Engine Coupler

Sierra replacement engine coupler for MerCruiser Stern Drives. Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements.

Fits:

165, 170, 470, 3.7 L s/n 6170297 & Up (1983-1989)

180, 190, 488, 3.7 LX s/n 6170297 & Up (1983-1989)

Interchangeable With:

Mallory

9-72505

MerCruiser Stern Drive

97432A2

Alignment Video

Frequently Asked Questions

• What is the Sierra 18-2414 MerCruiser Engine Coupler used for? The Sierra 18-2414 MerCruiser Engine Coupler is a replacement engine coupler for MerCruiser Stern Drive applications. It is designed for the specified 165, 170, 470, 3.7 L, 180, 190, 488, and 3.7 LX engine applications.
• Which MerCruiser engines does the Sierra 18-2414 Engine Coupler fit? The Sierra 18-2414 fits 165, 170, 470, and 3.7 L applications with serial numbers 6170297 and up, as well as 180, 190, 488, and 3.7 LX applications with serial numbers 6170297 and up. The listed model years are 1983 through 1989.
• What serial numbers are covered by the Sierra 18-2414 MerCruiser Engine Coupler? The Sierra 18-2414 is listed for the specified MerCruiser applications with serial numbers 6170297 and up. The product description covers model years 1983 through 1989 for these applications. Verify your engine's serial number before purchasing to confirm compatibility.
• Does the Sierra 18-2414 fit both 3.7 L and 3.7 LX MerCruiser engines? Yes. The Sierra 18-2414 is listed for 3.7 L applications as well as 3.7 LX applications, both with serial numbers 6170297 and up. It is also listed for the corresponding 165, 170, 470, 180, 190, and 488 applications.
• What part numbers are interchangeable with the Sierra 18-2414 Engine Coupler? The Sierra 18-2414 is listed as interchangeable with Mallory 9-72505 and MerCruiser Stern Drive part number 97432A2. Verify the existing part number and your engine application before purchasing.