1954 mercury y-block eng .block has all machine work done.new cam ,lifters,valves and hastings ring set,Newpistons,have the exhaust manifolds,intake manifold etc eng bored to 272 .has new bearing etc,also 3 spd trans.dont really need to sell it but not useing it and dont want it sitting around when someone may need it.would rather sell everything to one person but may brreak up .$800 or make offers