z. 30 PSI Fill Cap for RS02 and RS03


We are out of stock on these.


You can buy this replacement cap that is rated at 29-31 PSI. You will need to paint in black

Can fit on a Road Shower 1,2 or 3.  Road Shower 2 and 3 made Dec 2016 or later have a 25 PSI cap  already installed.



Part number 910-15628

Speedway radiator cap 29-31 PSI



Here is the link:



Here is another one.

Walmart:  Stant 10373  30 PSI cap.  Google it.


Out of stock

SKU: RSP30 Category:


Additional information

Weight 1 lbs
Dimensions 4 x 4 x 1 in