agreed. every edelcrock i have bought, including new ones, 1405,1406,1407 , will not hold a tune. every avs afb i have had in the past has been a kick *** carb. i dont know what happen but i have about 8 performers and i have maybe 2 that will actually run and the jet and metering rod kits are a joke.i bought a greasy used holley 1850 600 cfm off craigs with a sh*tpot of extra carbs and pieces and parts for 100 bucks and all i did was bolt that pig on and WOOOW that thing threw me back in my seat and idles like a champ. and i have enough parts for 3 more...........(see below) JUNK
