Doe's anybody know of any place that sell's replacement panel's for a 72 chev 1/2 ton,,,the cab corner's are pretty well gone,,,as well as the(inside cab corner's)I suppose the 1st step would be to take the gas tank out,huh??,,,How doe's the gas tank come out of a 72??,,,I took one out of a 50 chev,but the gas tank hole is on the other side,Are they both straped down the same way?????Yer help appreciated!!!!!!