Auto Meter 2277 Temperature Sender Adapter Fitting, 1/8 NPT-M12x1.5
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This LS Series water temperature sender fitting allows your aftermarket 1/8" NPT water temperature sending unit to be installed in your passenger side cylinder head.
Note: I.D. of this adapter where the sender probe will go through is .309 and would require drilling to approximately 5/16" or .312 for a Stewart Warner sender to pass through.
Item Details12mm-1.5 Male to 1/8" Female
This adapter works with all LS Series motors: