SER3700 this will pressure test the cap and the tank (when you buy the adapter)
BK 7003025 this will also work for the tank but not the cap you can rent these from autozone or advanced i cant remember which one (still need the adapter)
BK 7003034 here is the adapter you need
These are all napa part numbers
BK 7003025 this will also work for the tank but not the cap you can rent these from autozone or advanced i cant remember which one (still need the adapter)
BK 7003034 here is the adapter you need
These are all napa part numbers