Need a new diaphram for powermaster and possibly lid

[jdpolzin]

Do you guys have a new diaphram and cap for a powermaster? Found out mine is leaking. thanks guys -----Jeremy

 

[David65]

Think it comes all in 1 piece. GM p/n 18038511, AC p/n 18M758. Should be around $20.

David

 

[jdpolzin]

are they still available?? I figured they wouldnt be available anymore, like every other National part!! Thanks, I'll have to stop by the dealership tomorrow!! ---------Jeremy