Exhaust Elbow Gasket – Fits MerCruiser 3.7L 165-190HP (Replaces 27-18272, 27-97863) family-yamaha-40msht A: It is constructed from

A: It is constructed from heavy-duty 18-gauge

Locate the existing inline fuel filter on your Honda outboard

and Johnson/Evinrude applications

It is crucial to also verify that your existing thermostat's part number matches one of the numbers in the "Part Number Cross-Reference" list

Exhaust Elbow Gasket – Fits MerCruiser 3.7L 165-190HP (Replaces 27-18272, 27-97863) family-yamaha-40msht A: It is constructed fromExhaust Elbow Gasket Fits MerCruiser 3. 7L 165 190HP (Replaces 27 18272, 27 97863) This exhaust elbow gasket is designed for MerCruiser 4 cylinder 3. 7L engines (165HP, 170HP, 180HP, 190HP, and 3. 7LX models from 19851989) equipped with aluminum exhaust manifolds. It provides a reliable seal between the exhaust elbow and the manifold. This part is a direct replacement for Mercury MerCruiser part numbers 27 18272 and 27 97863, as well as several other