Lets you adapt a Yamaha thermostat housing on top of a Suzuki head.
    Most commonly used with chassis's that have the radiator in the back of the car and you need to run a coolant line from the top of the head to the oil cooler, with a double fitting Yamaha thermostat housing.
Uses Yamaha thermostat
DOES NOT INCLUDE YAMAHA THERMOSTAT
**Not able to be used with a Suzuki thermostat housing**