Sierra 18-1972 Elbow

Sierra 18-1971 Mercruiser Manifold Elbow Sierra replacement manifold elbow for most early model Mercruiser 140 hp (4 cyl) applications. This manifold elbow features a 3" outlet and 90 degree down...

Sierra 18-2762 Mercruiser Exhaust Elbow Tube Sierra high-quality engine parts are designed to meet OEM specifications. Fits MCM 470/485, 898, 228, 250, 260, 280, 330 & Ford...

Sierra 18-2745 Exhaust Boot Sierra high-quality engine parts are designed to meet OEM specifications. For OMC Stern Drives. Fits 5.7L & 7.5L Engines (1986 & Later) Interchangeable...

Sierra 18-1976-2 Mercruiser Manifold Elbow Fits most Mercruiser V6 and V8 applications, 7 degree (4" O.D. Riser). Unlike automotive engines, all marine inboards have exhaust risers that feature a...

Mercruiser Manifold - Starboard - with Mounting Package by Sierra Fits most Mercruiser GM Small Blocks with End Risers. Key Features: Starboard Side Supplied with Mounting Package  ...

Sierra 18-1937 Exhaust Manifold Elbow For engines with aluminum exhaust manifolds.   Use With: 18-0881: Exhaust Elbow Gasket 18-8530: Exhaust Elbow Mounting Kit Replaces GLM 51180 Mallory ...

Universal Exhaust Manifold with Mounting Package by Sierra For Port & Starboard Sides. Universal Center Riser Manifold. Fits: Chriscraft 283, 302, 307, and 350 CID Engines. Crusader 283 and...

Sierra 18-1950-1 Mercruiser Manifold - Port - with Mounting Package Fits most Mercruiser GM Small Blocks with End Risers. Supplied with mounting package Port Side Applications: GM 228 S/N...

Exhaust Manifold - Port & Starboard for Ford V8 Engines by Sierra Fits Port and Starboard Sides. Universal Center Riser Manifold. Use With: Exhaust Manifold Gasket: 18-0183 Exhaust Manifold...

Sierra 18-2779 Upper Exhaust Hose Sierra replacement upper exhaust hose for OMC Stern Drives, and Volvo Penta engines. Replaces: Mallory 9-72802 OMC Stern Drive 3852696 Volvo...