Sierra 18-1950-1 Exhaust Manifold Mercruiser GM Small Block

• Mercruiser log style exhaust manifold
• Direct replacement manifold fits Mercruiser GM V8 small block 305 and 350 cu. in. engines from 1977 to 1982 with end riser
• For Mercruiser 198; 228; 255; 260; and 898 model engines
• Port side
• Heavy duty cast iron
• Painted black
• Includes all gaskets; riser studs; and drain plugs
• Manifold mounting kit P/N 18-8548 – sold separately
• Replaces Mercruiser 77234A2; 77234A7
• Replaces Osco 7234B
• Replaces Sierra 18-1950

Fits most Mercruiser GM Small Blocks with End Risers

Replaces OEM part #MERCURY MARINE 77234A2 Port Side Fits most Mercuiser (GM) small blocks with end riser; (V8) 305-350 cu.in. Models 198; 228; & 898 Supplied with Mounting Package.18-1950;18-1950-1;18-1951-1;18-1951 Use with:Exhaust Manifold Gasket: 18-2949 Mounting Kit: 18-8548

Fits most Mercruiser GM Small Blocks with End Risers.

• Supplied with mounting package
• Port Side

Applications:

• GM 228 S/N 4765100-6218461
• GM 250 S/N 4768860-4908849
• GM 255 S/N 4499061-Up
• GM 260 S/N 4908850-6218461

Interchangeable with:

• Barr
  • MC-1-77234
• GLM
  • 51237
• HGE
  • 7234
• Mallory
  • 9-40503
• Mercruiser Stern Drive
  • 77234A2
  • 77234A7
• Osco
  • 7234B