Vibrant Silicone Reducer Coupler 1.625in ID x 1.25in ID x 3.00in Long - Black - 19721 HOSE CLAMP 25 - 5/16" UNF)

25 - 5/16" UNF)

And if you drill it out and tap half-inch UNC you need around

- 46590-22040

including the FPR800

ECUMASTER EMU Plug and Play for the Gen 4 Caldina is a complete plug-in standalone ECU for the Caldina 3SGTE engine

Vibrant Silicone Reducer Coupler 1.625in ID x 1.25in ID x 3.00in Long - Black - 19721 HOSE CLAMP 25 - 5/16" UNF)Vibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature High Temperature Resistant Aramid Reinforcement Fabric between each layer of silicone which allows for an impressive Operating Temperature Range of 75 Degrees F to 392 Degrees F ( 60 Degrees C to 200 Degrees C). Suitable for Water, Coolant and Air service only.