OEM cast iron center rise exhaust manifold fits OMC & Volvo Penta 7.4L 454 CID & 8.2L 502 CID marine engines.
GM Big Block Exhaust Manifold | Bombardier 3861459
- OMC & Volvo Penta exhaust manifold
- Fits GM V8 big block 454 and 502 cu. in. marine engines
- Interchangable between port and starboard side
- Includes hose barb fitting, plug, and blue drain plug assembly
- Raised “Volvo Penta” on casting
- Heavy duty cast iron
- Painted black
- Original OMC
- Replaces OMC/Johnson/Evinrude 3852362
- Replaces Volvo Penta 3861459