MerCruiser Marine Sierra Exhaust Manifold Kit 4″ 350 V8 87114 44354 1983-2003

Product Details

New Sierra exhaust manifold and riser kit for MerCruiser V8 small block marine gas engines (GM/Chevrolet 5.0L 305 cu. in. and 5.7L 350 cu. in.). Fits engine years 1983 to 2003 that used 4-inch outlet cast iron risers. Accepts all factory original accessories. Kit includes 2 manifolds, 2 risers, 2 lower water fittings, and all mounting bolts, plugs, and gaskets. Each purchase is for one engine kit.

Notes

• Does not replace “dry joint” exhaust, stainless steel risers, or 3″ OD outlet risers (for 3″ ID hose).
• If you also need 3″ tall riser spacer blocks, look for the Sierra 18-1908 listing.

This kit is new and high-quality cast iron construction. To determine if this is the correct replacement for you, look on your current part for casting numbers and match them to the cross reference below:

Cross Reference	Part Number
MerCruiser	Manifold:  Riser:	87114, 87114A8, 87114A19, 87114A30 860246, 860246A3, 860246A7, 860246A9, 860246A10, 860246A15 44354, 44354A3, 44354A9, 44354A10, 44354A13 807988, 807988A2, 807988A3, 807914A1
Osco Motors	Manifold:  Riser:	7114B2 4354
Barr Marine	Manifold:  Riser:	MC-1-87114 MC-20-44354
Sierra Marine	Manifold:  Riser:	18-1953-2 18-1976-2, 18-1976-1
HGE	Manifold:  Riser:	7114 4354
Aqua Power	Manifold:  Riser:	5500 5706
GLM Products	Manifold:  Riser: Kit:	51230 51140 58232

About Sierra
Sierra provides premium-quality aftermarket replacements for over 6,000 marine parts, tools, and components. Sierra products are engineered to meet or exceed OEM standards, and stand up in harsh marine environments. Every new Sierra part comes with a limited lifetime warranty that covers the useful life of the product against any defects in workmanship and materials.