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http://www.alloyracingfabrications.c...fuel-tank.html I bought the 5Gal budget tank off them they changed it to include a swirlpot, baffles, sender hole, brakets and an allloy filler for I think £140 its excellent quality and fits in to the GRP rear frame perfectly. I spend about a week getting quotes of various companies and these guys were the cheapest by miles, took a week from order to del