Description
Cylinder Head Coolant Bypass to suit Nissan TD42 Engines
Includes:
1x Cylinder Head Coolant Bypass for Genuine TD42 Head
Details
- Designed to help reduce the micro boiling points in the TD42 Pre Combustion chamber areas in head
- The genuine head fitting suits OEM heads with 34.9mm frost plug
- The aftermarket head fitting suits heads with 36mm frost plug
Note: You will need to tap a M6 hole in the back of your head and a 1/4" NPT in your thermostat housing.