GM Small Block Exhaust Manifold Mounting Kit | Sierra 18-8502
GM Small Block Exhaust Manifold Mounting Kit | Sierra 18-8502
Includes exhaust manifold to head gasket & mounting hardware for OMC GM 5.0L & 5.7L marine engines from 1979-1989.
- OMC exhaust manifold mounting kit
- For OMC GM 305 and 350 CID marine engines from 1979-1989
- Used with Sierra 18-1931-1, 18-1902, 18-1903, and 18-1986-1 manifolds
- Includes exhaust manifold to head gasket, six manifold mounting studs, washers, and nyloc nuts
- Replaces Osco 244-MK
- Replaces Sierra 18-8550
