My RDS Tank got a crack in bottom drivers side weld. 91 gal with toolbox.not heat related. Mine cracked from weight and vibration.
Motorbug:2000 F350 Lariat CC,LB,6x6 7.3DIT,4" Turbo-Back, IH Bellowed Uppies, RiffRaff FRx&AIH Delete, Hutch/Harpoon,6637, 05-07facelift, dual cowl induction hood, Glowshift Max Tow gauges, antique BullyDog 1 Toon chip, 10k, Air Lift on rear axle, All the hitches!
444k & counting AE Total Ford Enhanced Bundle