40-2090652 Valve grind gasket assembly, Hercules model G1600 engine. Caterpillar V50E, Dawoo G205-2 forklift..40 2090652 Valve grind gasket assembly used on the 1600 series Hercules engines, both Diesel and Gas types. This assembly consist of the following parts; 40 2090634,Head gasket, old part # 40 2090649 40 20906606 Valve Cover gasket 40 2090617 Gasket, Intake Exhaust 40 2090607 Thermostat gasket 360088 Seal, cylinder head cover nut seal 360086 Seal, intake valve (4) O ring, small This engine was used in the V 50 E Caterpillar forklift and also in the