on their Magnum motor? I have read really good reviews and while it is a bit pricey it is something that will grow with your engine mods.
http://www.hughesengines.com/Index/...bnRha2VzICYgQ29sZCBBaXIgS2l0cyk=&partid=24773
http://www.hughesengines.com/Index/...bnRha2VzICYgQ29sZCBBaXIgS2l0cyk=&partid=24773