B & D Series Billet Thermostat Coolant Housing

Replace your factory cast thermostat housing with this Precision Works billet housing!

Applications:

• Honda B-Series and D-Series engines

Features:

• Direct bolt-on replacement

• Standard 1.25" radiator hose fitting

• Optional -16AN fitting

• 1/8 NPT port with plug for accessory or temp gauge

• Billet 6061 aluminum

• Precision CNC machined

Installation Note: 

• May not fit with some scatter shields

• May require modification for some transmissions