Precision Works B-Series D-Series Thermostat Housing

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

Applications: Honda B-Series & D-Series Engines

Key Features:

• Direct bolt-on replacement
• Standard 1.25" radiator hose fitting
• Optional AN fitting.  Uses a 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 transmission
• AN fitting is sold separately.  It comes standard with 1.25" hose fitting.