3-Bolt Thermostat Housing Gasket | Indmar 531058

Used on most PFI, Multi Port, EFI 1998 and up

• Indmar three bolt upper thermostat housing gasket

• Used on Indmar GM 5.7L marine engines

• Original Indmar

This will not work for 2007 up Catalyst Exhaust engines with 2 bolt housing: For that, use RM0121 Gasket