Sierra MerCruiser Marine Exhaust Manifold - S18-1957-2

Port & Starboard

Replaces   Mercruiser 89011A8, 807078A6, 807078T10, 80707809, 807078A4, 807078A2

Marine Power 0991-1000, Barr MC-1-89011

Will fit either side

Fits Most Mercruiser (GM) V-8 big blocks with center riser

Use with

Exhaust Manifold Gasket S18-0418

Mounting Kit S18-8532

Product code: S18-1957-2

Please compare the product code and specifications with the required application before ordering.