BROTHERS creativity has resulted in an easy under-bed gas tank conversion for your 1967-1972 Chevrolet or GMC trucks. By using our popular Blazer/Suburban gas tank, BROTHERS has been able to put together this inexpensive kit. The kit comes complete with the tank, mounting straps, sending unit, sending unit lock ring, and fittings. This tank is a side-fill kit only. 20gal capacity. 0-90ohm sending unit.