A square gasket is shown on the side of a car.

GP4236L Graphite Exhaust Gasket for Perkins 4.236

This HDI Marine gasket fits Perkins mixing elbow PN 37765461

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A close up of the side of a boat engine

P4236L Stainless Steel Mixing Elbow for Perkins 4.236

This HDI Marine item replaces Perkins PN 37765461

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