11-05-2015, 06:08 AM
|
 |
CC Member
|
|
|
Join Date: Apr 2009
Location: Little Rock area,
AR
Cobra Make, Engine: ERA Street Roadster #782 with 459 cu in FE KC engine, toploader, 3.31
Posts: 4,533
|
|
Not Ranked
Check the rubber seal on the existing cap for cracks or missing edge pieces or just replace it. A little dielectric grease on the rubber seal of the cap doesn't hurt either - promotes a better seal and less effort to remove the cap later. I fill my expansion tank about 1/2 full.
|