Meziere Water Neck, Polished (GM LS1)

A wide variety of thermostat housing solutions are found in our arsenal. All are aluminum, precision machined and finished to the highest standards.
This part number features:

• Fits GM LS series engines
• Straight out design (not stock configuration)
• Accepts any of our WN style outlet fittings
• O-ring seal - no gasket required
• Polished finish

Note: To complete your connection, you will need an outlet fitting.  Options are as follows.
To connect to rubber slip hose:

• WN0031U - connects to 1 1/4" hose
• WN0032U - connects to 1 1/2" hose
• WN0033U - connects to 1 3/4" hose

To connect to AN style hose:

• WN0042U - connects to #10AN hose
• WN0043U - connects to #12 AN hose
• WN0040U - connects to #16AN hose
• WN0041U - connects to #20AN hose
• WN0044U - connects to #24AN hose

Other accessories include:

• WN0045U - blockoff plug
• WN2000U - extension fitting
• WN2033U - extra long fitting for 1 3/4" hose