what the O.D. of the insulation in the back is?
I've got a source to get the new convoluted tubing but not sure without measuring myself later tonight

I was thinking the same thing.1993cobra wrote:why is everyone thinking our cars are supposed to have this ? i have pictures of cars on the dealers lot and they dont have this. it is only on the radiator hose , not the A/C. but to answer your question the the radiator hose looks to be 1 1/2, the outside of tubing looks like 1 3/4, the a/c insulation looks to be 1 3/4 .
Every one I've seen was split. This pic is from a 8k car it was split. So was 1521 1447 split1993cobra wrote:oh and the tubing on the radiator hose is not split,