Mercruiser GM Big Block Center Rise Exhaust Manifold | Sierra 18-1957-2 Fuel Line Assemblies Replaces Mercury 26-89238A2

Replaces Mercury 26-89238A2

M10 tin-plated copper studs with 7/8" length

mirror-like finish on your painted surfaces with Moeller's premium clear coat lacquer

This hub kit fits:

pivot bolt

Mercruiser GM Big Block Center Rise Exhaust Manifold | Sierra 18-1957-2 Fuel Line Assemblies Replaces Mercury 26-89238A2Center rise exhaust manifold fits Mercruiser GM 7. 4L & 8. 2L CID marine engines. Mercruiser GM Big Block Center Rise Exhaust Manifold Sierra 18 1957 2 Mercruiser exhaust manifold Direct replacement manifold fits Mercruiser GM V8 454 and 502 cu. in. engines with center riser For Mercruiser 330, 340, & 454 Magnum model engines Interchangeable between port and starboard side Heavy duty cast iron Painted black Includes all gaskets, short riser studs,