Sierra 18-1204-1 Exhaust Manifold Mounting Gasket

NLA – Replaced by18-1204-1-9

Sierra 18-1204-1 exhaust manifold mounting gasket is a replacement for Mercruiser & OMC Stern Drives.

Use with:

• 18-1901 Manifold
• 18-1955-1 Manifold
• 18-1954-1 Manifold
• 18-1956-3 Manifold

Interchange

• Barr
• MC472796429
• GLM
• 33570
• Mallory
• 9-61419
• Mercruiser Stern Drive
• 27-96429
• OMC Stern Drive
• 912164
• Osco
• MO-GH

California Residents:
WARNING
Cancer and Reproductive Harm –
P65Warnings.ca.gov