Quote: You know what I'd do , I'd toss a (cheap/readily available) parts house pump on there right now with a fitting or two to mate it up with your lines & take her out for a spin & that'd tell me if it is or is not the pump then go from there
How do you adapt my 3/8" line to the 5/16" nipple on it? Clamping a 3/8" rubber line would be prone to leaking? no?
, I'd toss a (cheap/readily available) parts house pump on there right now with a fitting or two to mate it up with your lines & take her out for a spin & that'd tell me if it is or is not the pump then go from there 