GM Small Block Exhaust Manifold | Barr OMC-1-914035 Amega Gauges Replaces Volvo Penta 3857475

Replaces Volvo Penta 3857475

3L V6 262 cubic inch engines with Thunderbolt ignition systems

Replaces Volvo Penta 3853511

See-thru inspection bowl won't fade or discolor from alcohol

GM Small Block Exhaust Manifold | Barr OMC-1-914035 Amega Gauges Replaces Volvo Penta 3857475GM Small Block Exhaust Manifold Barr OMC 1 914035 The Barr OMC 1 914035 cast iron center rise exhaust manifold fits OMC & Volvo Penta 5. 7L 350 CID marine engines. Barr OMC & Volvo Penta exhaust manifold Fits OMC and Volvo Penta GM 5. 7L 350 cu. in. engines Includes gaskets and mounting hardware Interchangable between port and starboard side Original cast hose fitting is replaced by 1 2 in. NTP port Older models require 1 2 in. NPT x 1 in. hose