Pressure control is built into the cap. The newer tanks vent off excess pressure to a point below the tank itself, there is a passage molded into the tank to carry the fluid out.
Pressure control is built into the cap. The newer tanks vent off excess pressure to a point below the tank itself, there is a passage molded into the tank to carry the fluid out.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709