Sierra Drain Plug - SIE-18-2244

Sierra 18-2244 Drain Screw for Mercury and MerCruiser

This Sierra 18-2244 Drain Screw is for use with the following: MerCruiser I, R, MR, Alpha One, TR, TRS & all O/Bs with 3/8-16 non-magnetic gear lube fill or vent screws.

Features:

Includes: 18-2945 Drain Screw Gasket

Thread Size: 3/8"-16

Interchangeable with:

Chrysler/Force/US Marine

F40109

10-F50109

10-79953A2

10-79953

GLM

22420

Mallory

9-72650

MerCruiser Stern Drive

816610A2

816610A1

10-28634A1

10-28634

10-79953

10-79953A2

10-79953Q2

10-79953Q04

Mercury Marine

10-20259

10-79953Q04

10-79953Q2

10-79953A2

10-79953

10-28634

10-28634A1

Frequently Asked Questions

• What is the Sierra 18-2244 Drain Screw for Mercury and MerCruiser? The Sierra 18-2244 Drain Screw is a replacement drain screw designed for MerCruiser I, R, MR, Alpha One, TR, and TRS sterndrives, as well as outboards with 3/8"-16 non-magnetic gear lube fill or vent screws.
• What is the thread size of the Sierra 18-2244 Drain Screw? The Sierra 18-2244 Drain Screw has a 3/8"-16 thread size. It is specified for applications using 3/8"-16 non-magnetic gear lube fill or vent screws.
• What gasket is included with the Sierra 18-2244 Drain Screw? The Sierra 18-2244 Drain Screw includes an 18-2945 drain screw gasket. The gasket is included as part of the replacement drain screw assembly.
• What MerCruiser applications use the Sierra 18-2244 Drain Screw? The Sierra 18-2244 Drain Screw is listed for MerCruiser I, R, MR, Alpha One, TR, and TRS applications. It is also listed for outboards equipped with 3/8"-16 non-magnetic gear lube fill or vent screws.
• What parts can the Sierra 18-2244 Drain Screw replace? The Sierra 18-2244 Drain Screw is interchangeable with several listed Chrysler/Force/US Marine, GLM, Mallory, MerCruiser Stern Drive, and Mercury Marine part numbers, including 10-79953Q04, 10-79953Q2, 10-79953A2, 10-79953, and 10-28634.