This is what it says on Speedway motors... 12mm-1.5 Male to 1/8" Female. You obviously have the 3/8" fitting. You could swing by you local hardware store and screw it into a threaded pipe to verify size. 12mm is way too small.
This is what it says on Speedway motors... 12mm-1.5 Male to 1/8" Female. You obviously have the 3/8" fitting. You could swing by you local hardware store and screw it into a threaded pipe to verify size. 12mm is way too small.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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