If you have no luck getting one new or used you might want to try these guy's in the states http://www.teamhooptie.com/
No worrys gaz thanks anywayI haven't got a spare but the one I fitted to my Trilogy sport came fram Gat Products in the states
Think it cost me $65 shipped to the UK last season
http://gatproducts.com/products.html
Ok cool well if I have to I will go to them before I do I will see if anyone wants to get one at the same time as I do get a bulk deal kinda thing going thanks for the info mikeI haven't personally but a few peep's on here have with good result's.
when i asked them about shipping charges they quoted me $15.00 for a pump kit shipped to the UK