Getting ready to buy a Stewart Warner....
Get at least a 30 unless you plan on never putting in some 100-109 oct unleaded that's readily available. If you run a moderate 24 psi max on race gas you'll never really know if you're overboosting with any accuracy. I originally got a 25 psi gauge and it was a mistake. I now have a SW 40 psi, but I've got a GT35R.
Originally Posted by lbcevo
Get at least a 30 unless you plan on never putting in some 100-109 oct unleaded that's readily available. If you run a moderate 24 psi max on race gas you'll never really know if you're overboosting with any accuracy. I originally got a 25 psi gauge and it was a mistake. I now have a SW 40 psi, but I've got a GT35R.
I don't plan on ever using 100-109 octane, so i guess thr 25 one will be good enough.



I dont think so.