Additional Details:

• Description: Dry joint gasket (closed)
• For: Closed cooling -block off gasket
• Fits: GM V-6 & V-8 engines with dry joint exhaust manifold (2002 & newer)
• Fits: 4.3L, 5.0L, 5.7L, 6.2L utilizing the Dry Joint Manifold and Riser

Use With:

• 18-1843: Manifold
• 18-1845: Exhaust Elbow
• 18-1842: V6 Dry Joint Exhaust Manifold

Interchanges/Replaces

Mercruiser Stern Drive

• 27-864549A02
• 27-864549A1

Key Features:

• Dry Joint Style

Additional Details:

• Fits: MCM/MIE GM V-8 (305, 350 & 377 cid) engines with dry joint exhaust (2002 & newer)

Use With:

• 18-1845: Exhaust Elbow
• 18-0720: Riser Gasket (Closed)
• 18-0721: Riser Gasket (Open)
• 18-0722: Riser Gasket (Restricted)
• 18-2949: Exhaust Manifold Gasket

Interchanges/Replaces

Mercruiser Stern Drive

• 864308T01
• 865049T01
• 865735A02

List of Containing Parts

Sierra Item #	OE/Competitor #	Quantity	Description	Image	Comments
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	1	Exhaust Manifold Gasket		N/A
18-4224	GLM 13990 Mallory 9-41200 Mercruiser Stern Drive 22-806926A1 22-862210A01	1	Drain Elbow Assembly		N/A
NSS	Mercruiser Stern Drive 10-52143	4	Bolt	No Image	N/A