Sierra 18-1953-2 MerCruiser Marine Exhaust Manifold 350 V8 87114 860246 1983-02
By Sierra
PART #18-1953-2
WARRANTYLimited Lifetime
MADE INUnited States
SHIPPING DIMS22" x 10" x 7"
$219.99 USD
Free Shipping to the Contiguous 48 US States
Out of stock
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Product Description
New exhaust manifold for MerCruiser 1983 through 2003 5.0L (305 cu. in.) and 5.7L (350 cu. in.) V8 marine gas engines (GM/Chevrolet small block). Fits MerCruiser models 200, 230, 260, 320, 300, and 898. Does not replace newer dry-joint style manifolds or older log style manifolds. This manifold is a center rise style, will fit either side of the engine, and accepts all original mounting brackets. Comes with gaskets, lower water fitting, mounting bolts, and all necessary plugs. Each purchase is for one manifold.

Riser mating bolt dimensions are 3-7/16" (87.3mm) by 3-1/16" (77.8mm) bolt center-to-center.

This part 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 ReferencePart Number
MerCruiser87114, 87114A8, 87114A19, 87114A30, 860246, 860246A3, 860246A7, 860246A9, 860246A10, 860246A15, 860246 C, 860246Q11
Osco Motors7114B2
Barr MarineMC-1-87114
Sierra Marine18-1953-2
Aqua Power5500
GLM Products51230

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.
FitsMerCruiser 5.0L and 5.7L 1983-2002
Item Weight42.7 lbs
Made InUnited States
Manufacturer #18-1953-2
MaterialCast Iron
Part Number18-1953-2
Replaces87114, 87114A19, 86024, 86024A10
Shipping Dims22" x 10" x 7"
Shipping Weight50 lbs
TypeExhaust Manifold
WarrantyLimited Lifetime