I used JB weld to repair a big crack I had in one of the platic end tanks of my rad. It worked for about a months before the whole rad blew up. It would work as a temp fix but I would get it welded.
98 Eclipse GS TurboBuilt motor - MS2 - Holset hy35 - Zoom Stg 4 Clutch - 57.5mm TB - ARP Headstuds - Turbonetics wastegate - 3" Turbo back - FMIC - Greddy RZ BOV - Walbro 255 - 650cc Injectors - Fidanza Flywheel - Cobra calipers w/ 13" Rotors - Oil Cooler - DevilsOwn meth injection1981 Chevy Scottsdale1987 Nissan 300zx - Chump Car2001 BMW 325i