GM Big Block Exhaust Manifold | Bombardier 3861459 Frequency Meters ID exhaust connections to either

ID exhaust connections to either 3 1/2 in

0 BTD(60Hz)/7

and TSK SX-MHP transom models

Rule 41 bilge switch panel

Replaces Mallory 9-72200

GM Big Block Exhaust Manifold | Bombardier 3861459 Frequency Meters ID exhaust connections to eitherOEM 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