Riser for a Pleasurecraft application. It will fit GM & Ford Small Block V8 engines. It has a 3.0" outlet. It uses Riser Mounting Kit OSC29001MK and riser gasket OSCM0002. This item replaces Pleasurecraft # RO29001. Osco Manifolds and Risers come with a 3-year warranty (PDF)!
3-1/2" Exhaust Riser fits Pleasurecraft applications with 2 long bolts and 2 short bolts. Replaces: R029011 Osco Manifolds and Risers come with a 3-year warranty (PDF)!