ASP is marketed under the brand name of Magnum in the USA whether you use HiTec or JUst Engines UK is a decent Engine the 25 from JUst engines is 39 GBPs remember you have to knock off the 15% VAT tax does not apply to US sales thats about 34 GBPs times the exchange rate to USD even if around 1.5 (guess) maybe 52 to 55$ price range all mine came from Just Engines 2 and 4 strk great service and fast delivery martin