Chris Craft Starboard Exhaust Riser | Barr Marine CC-20-08289 Direct replacement starboard side riser for Chris Craft 283, 302, 305, 307, 327 & 350 cu. in. marine engines with log style manifolds. Barr Chris Craft exhaust riser For Chris Craft 283, 302, 305, 307, 327 and 350 CID marine engines with log style exhaust manifolds Starboard side Includes mounting gaskets and plugs Heavy duty cast iron Painted black Replaces Barr CC20-08289