SpeedFactory Racing Honda/Acura B18/B20 (NON-VTEC) Thermal Intake Manifold Gasket Shift Knob SpeedFactory Racing H-Series Upper Coolant

SpeedFactory Racing H-Series Upper Coolant Fill Necks are available in -16AN and 32mm standard hose end configurations

**Note** The OEM Upper Coolant Neck flange bolts are NOT compatible with this fill neck

but can be used in many other applications that will accommodate the above dimensions

Fuel Injector Clinic’s 1440cc/min high impedance injector fits nicely between our 1200 and 1650cc injectors

NOTE: If running beyond the 600+whp range a sleeved block with o-rings and a standard Cometic MLS gasket is recommended

SpeedFactory Racing Honda/Acura B18/B20 (NON-VTEC) Thermal Intake Manifold Gasket Shift Knob SpeedFactory Racing H-Series Upper CoolantSpeedFactory Racing Thermal Intake Manifold Gaskets are designed to be used as a direct OEM replacements for everything from street cars to full on drag racing applications. Our gaskets are reusable and significantly reduce the transfer of heat from the head to the intake manifold reducing intake air temps and thereby producing more power! After years of using other thermal gaskets, we were not satisfied with the materials that other gaskets are made