Description
Sierra 18-8502 marine exhaust manifold mounting kit. OMC GM Small block V8 305-350 cu. in. (1979-89), OMC/Volvo GM Small Block 305-350 cu. in. Replaces: Mallory 9-40671, Osco 244-MK.
About SierraSierra 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.
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