Thermostat Housing Cover Gasket for Mercruiser Used on Mercruiser 4.3, 5.0, 5.7, 7.4 with 6 pipe Housing & 3.0L Replaces Mercruiser #: 27-331792 Repower Marine's high quality Gaskets are manufactured to OEM specifications and standards in an OEM & ISO9001 approved Europeon factory. RM2552.
eBay