ISR Performance Colder Temp Thermostat Nissan 240SX 1989-1998 Vehicle Model_Lancer Evolution 9 All HKS head gaskets are

All HKS head gaskets are constructed with multiple layers of steel and coated with a special fluorine rubber to provide exceptional sealing

Part #: TS-EV-DSB

Pillow ball top mounts in the front and rear on some applications allow the vehicle to install and setup to OEM specifications

Includes new gasket and hardware

ISR Performance Colder Temp Thermostat Nissan 240SX 1989-1998 Vehicle Model_Lancer Evolution 9 All HKS head gaskets arePart #: IS 21200 60 ISR Performance colder temp thermostat for KA24DE and SR20DET. Good upgrade for High performance engines, where the ISR Performance units opens at 60 deg celsius compared to factory 76. 5 deg celsius. Cool down your motor before heat build up! Once the engine is fully warmed up the ISR Performance thermostat will open up at a lower temperature than standard thermostats, also allowing the coolant to flow through the engine sooner