Product DetailsNew Sierra marine exhaust gasket set. Includes two 18-2949 manifold gaskets and two 18-0943-1 riser gaskets. For use with most OMC and most 1994 to date Volvo Penta marine exhaust manifolds on GM/Chevrolet V8 small block engines. Does not work with 1993 and earlier Volvo Penta.
Riser gasket dimensions are 3-7/8″ (98.4mm) by 2-19/32″ (65.9mm) bolt center-to-center.
This gasket set is compatible with the following manifolds:
|OMC/Volvo Penta||912441 909280, 912442, 909279, 910144, 914035, 3852374, 3857723, 3852374-2, 3857579, 3847501|
|Osco Motors||2441, 2442, 57579|
|Barr Marine||OMC-1-912441, OMC-1-912442, OMC-1-914035|
|Sierra Marine||18-1902, 18-1903, 18-1986-1|
|Aqua Power||5511, 5513, 5516|
|GLM Products||51410, 51420, 51430|
The riser gaskets are compatible with the following risers:
|OMC/Volvo Penta||909863, 909218, 982680, 3855270-9, 913784, 3855270, 3850456|
|Osco Motors||9863, 50456, 5045A|
|Barr Marine||OMC-20-982680, OMC-20-913784|
|Sierra Marine||18-1921, 18-1909-1|
|Aqua Power||5708, 5711|
|GLM Products||51320, 51330|
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.