Only need one gasket
 

Put a new heater core in my 69 c-10. The gasket between the heater box and firewall was a gray putty which was very coroded and brittle, that I removed. I can't seem to find a gasket without buying a whole set to replace the old one with. please help

Re: Only need one gasket
 

Napa has body caulk in strips. Comes in a roll. Just run a strip of it around the box -tighten- trim off any that squezzes out.

Re: Only need one gasket
 

thats what i did i was on a roll and wasn't gonna let somthing that simple stop me i have a box of 3m strip caulk on hand at all times . it's great stuff!!

Re: Only need one gasket
 

I use a ge siliconized paintable black caulk from the local lowe's. It fills and looks alot like the original sealer they used there. Plus it comes in black to.