Chris Craft Exhaust Manifold End Cap Gasket | Barr Marine CC47-1650-05944 Gasket seals between the exhaust manifold & the exhaust riser on Chris Craft 302, 305, 307, 327, & 350 CID marine engines. Barr Chris Craft end cap gasket For Chris Craft V8 302, 305, 307, 327, and 350 cu in. engines with log style manifolds End gasket for all models except 283 cu. in. with flywheel forward 2 required per engine