S SHRPTTA Member Joined May 24, 2001 Jul 30, 2002 #1 What size the fitting is that goes in the intake manifold to the heater tubes? I think its a 1/2 NPT 12AN or possibly 10AN????? ANYONE??
What size the fitting is that goes in the intake manifold to the heater tubes? I think its a 1/2 NPT 12AN or possibly 10AN????? ANYONE??
