Sierra 18-8512 marine exhaust manifold mounting kit. Used with: 18-4009 front plate, For: Mercruiser GM 4 cyl. 181 cu. in. (models 120, 140, 2.5L & 3.0L), For: GM Inline 6 cyl.250-292 cu. in. (models 165 & 200), For: Ford Small Block V-8302-350 cu. in. (models 215, 225, 233 255 & 888), For: GM Small Block V-8 305, 350 cu. in. (models 198, 228 & 898). Replaces: Mallory 9-40570, Osco 60252-MK.
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.
