Sierra 18-3804 Head Gasket

• Head Gasket
• Fits Model 30A
• Replaces Mercury 27-19138M; 19138; 27-84733M
• Replaces Yamaha 689-11181-A2-00
• Replaces Mallory 9-63960

Replaces OEM part # MERCURY MARINE 27-84733M MERCURY MARINE 27-19138M MERCURY MARINE 27-19138 YAMAHA 689-W0001-A1-00 YAMAHA 689-11181-02-00 For: Mercury/Mariner Model 30A; S/N Code 689