

Genuine Mercruiser 27-18272 Aluminium Riser Gasket
Genuine Mercruiser 27-856705 3.7 Cast Iron Manifold Riser Gasket
Manifold to riser gasket for cast iron 99908A3 manifold assembly on 1983-1989 3.7L (165, 170, 180 and 470) Mercruiser inboards
Replaces - 97542 and 18-01131