Sierra / Mallory

Additional Details:

• Fits: MCM 4.3L/LX Gen II (1993-1996)

Interchanges/Replaces

GLM

• 30351

Mercruiser Stern Drive

• 27-824326

OMC Stern Drive

• 3850379
• 912979

Volvo Penta

• 3850379
• 912979

Key Features:

• For small-block GM with vortec cylinder heads
• Brass lined water jackets for salt water applications

Interchanges/Replaces

Honda Outboard

• 17151-ZW5-000

Additional Details:

• Fits: MCM 3.7L engines (1976-1989)

Interchanges/Replaces

Barr

• MC472770905

GLM

• 31750

Mercruiser Stern Drive

• 27-70905

Interchanges/Replaces

GLM

• 34530

Johnson/Evinrude Outboard

• 326926

Mallory

• 9-60439

Interchanges/Replaces

GLM

• 33610

Johnson/Evinrude Outboard

• 329718

Mallory

• 9-60441

Interchanges/Replaces

GLM

• 35390

Johnson/Evinrude Outboard

• 328622

Mallory

• 9-60442

Additional Details:

• For: 318 CID Engines 1969-1982

Interchanges/Replaces

Chrysler Inboard

• 3745217

Mallory

• 9-61208

Key Features:

• For: GM 454 CID Engines, 325, 330, 340, 350 HP & 454 Magnums, 7.4L

Interchanges/Replaces

GLM

• 39170

Mallory

• 9-61201

Mercruiser Stern Drive

• 27-65184
• 27-8M0050224

OMC Inboard

• 352670

Additional Details:

• Fits: MCM/MIE GM V-8 (305 & 350 cid) engines (1986 & older)

Interchanges/Replaces

GLM

• 39690

Mercruiser Stern Drive

• 27-75611A1
• 27-75611A2

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-0518	Mercruiser Stern Drive 26-34217 FI1100152 OMC Stern Drive 3853132 3854956 914323 Volvo Penta 3853132 3854956 914323	16	Valve Stem Seal		N/A
18-0868	Chris-Craft 16.50-00232 GLM 30860 Mallory 9-61200 Mercruiser Stern Drive 27-17145 27-72637 FI1101296 FI5000232 FI5000263 OMC Stern Drive 3854269 985630 Volvo Penta 3854269	1	Intake Manifold Gasket Set		N/A
18-2553	GLM 31460 Mallory 9-60005 Mercruiser Stern Drive 27-47510 27-47510Q Osco 47510	1	Thermostat Cover Gasket		N/A
18-2554	GLM 31630 Mallory 9-60006 Mercruiser Stern Drive 27-41812 27-41812B 27-41812Q 27-90556 Osco 41812	2	Thermostat Cover Gasket		N/A
18-2844	Barr MC472748818 GLM 31510 Mallory 9-60010 Mercruiser Stern Drive 27-48818 27-488181 27-48818Q01	1	Thermostat Gasket		N/A
18-2845	Chris-Craft 16.11-01236 Crusader 91351 GLM 30353 Mallory 9-61300 Mercruiser Stern Drive 27-11999 27-34043 27-52202 FI1101236 FI5000161 OMC Stern Drive 912965	2	Valve Cover Gasket		N/A
18-2848	GLM 30380 Mallory 9-61004 Mercruiser Stern Drive 27-52457 27-524571 27-524572	2	Carburetor Base Gasket		N/A
18-2917	GLM 31560 GM 3701777 Mallory 9-60007 9-60007-10 Mercruiser Stern Drive 27-33179 27-53045 27-530451 27-53045B1 F10077105 FI1101276 FI1101291 FI5000096 OMC Inboard 3701777 OMC Stern Drive 3701777	1	Thermostat Gasket		N/A
18-3876	Chris-Craft 16.50-00250 Crusader 7057500 GLM 36160 GM 6269577 Mallory 9-63706 Mercruiser Stern Drive 27-34278 27-48330 27-75611 27-75611001 OMC Stern Drive 313201 3853380 910089 914971 Volvo Penta 3853380 841207 856474	2	Head Gasket		N/A
18-2949	Barr CHV-47-000 MC 47 27 33395 Crusader 96306 GLM 31100 Mercruiser Stern Drive 27-33395 27-33395B Osco CV-GH Volvo Penta 835966 856034	2	Exhaust Manifold Gasket

Interchanges/Replaces

GLM

• 35800

Johnson/Evinrude Outboard

• 335633

Mallory

• 9-60440

Additional Details:

• Fits: Small block GM 1955-1986

Additional Details:

• Fits: Small block GM 1987-1995

Additional Details:

• Fits: Big-block GM with oval port cylinder heads

Key Features:

• Use to easily remove and install intermediate shift cables in Mercury drives

Additional Details:

• Fits: Mercruiser R/MR/Alpha/Gen II Drives

Interchanges/Replaces

Mallory

• 9-72005

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3721	GLM 21170 Mallory 9-72004 9-72004-10 Mercruiser Stern Drive 11-21298 11-22178 11-24648 11-29241 11-33962 11-34933 11-82671015 Mercury Marine 11-134391 11-22178 11-34933 11-46355 11-82671015 11-859116 11-95702	6	Stainless Steel Locknut		N/A
NSS	Mercruiser Stern Drive 12-34567	6	Washer (.45x.87x.10)	No Image	N/A

Additional Details:

• Temperature Rating: 120°F
• Fits: Various Mercury/Mariner 6-25 hp 2 cycle outboards

Interchanges/Replaces

Mallory

• 9-43052

Mercury Marine

• 14586A3
• 75692A10
• 75692A11
• 75692A9

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
18-3549	GLM 13120 Mallory 9-43014 Mercury Marine 14586 Sears 14586	1	Thermostat		N/A
18-0182	GLM 30610 Johnson/Evinrude Outboard 310058 Mallory 9-60002 Mercury Marine 27-62386 27-62386001 Mercury Race Outboard 27-62386001	1	Thermostat Gasket		N/A
18-0323	GLM 32760 Mercury Marine 27-14318 27-14318 2 27-14318 3 27-14318005 27-143184	1	Thermostat Gasket		N/A
NSS	Mercury Marine 27-19205002	1	Thermostat Gasket	No Image	N/A

Key Features:

• Eliminate any chance of rusted out freeze plugs with our Brass Freeze Plug Kits
• Designed for marine applications
• Kit includes all plugs needed for a complete engine

Additional Details:

• For: Chevrolet 265-400

Interchanges/Replaces

Mallory

• 9-56481

Additional Details:

• Fits: MCM/MIE GM V-8 (305, 350 & 377 CID) Engines

Interchanges/Replaces

Mallory

• 9-33503

Mercruiser Stern Drive

• 806612T

OMC Stern Drive

• 3850357

Pleasurecraft

• R020027

Volvo Penta

• 22024631
• 3850357

Additional Details:

• Fits: MCM 262 Mag EFI & 4.3L EFI

Interchanges/Replaces

Mercruiser Stern Drive

• 808015T