Slant Six ****

Yes,the intake can be run with water circulating through it. No need here in Cali,everything warms up just fine.....8)

I also look at it as one less thing to go wrong. Kind of the keep it simnple approach.
The same here in Arkansas, I drove mine in 25 degree weather just a couple of times and all I had to do was give it a few minutes to warm up then it was ready to :burnout: