-
Mercruiser OEM Exhaust Manifold Riser Gasket 27-99777 2, 27-997772,Brand new, genuine Mercury Marine Gasket @2. This is a factory original equipment part, not aftermarket.$8.33$8.33 -
MERCRUISER EXHAUST ELBOW GASKET (OPEN) | GLM Part Number: 31520; Sierra Part Number: 18-2833; Mercury Part Number: 27-99777-2Rear Riser Open For 4 & 6 Cylinder except 120HP (1986-1982) All V8 (1978-1982)$3.99$3.99
