900 Billet aluminum Union Bay, Case ported to match aluminum cylinders, 2 sets of heads (15:1 and 13.1:1) rave exhaust valves, SLP pipes, engine is out of an ' 05 M7 EFI. Motor has one stripped head bolt. Engine was in running condition when removed and had aprox 800kms on it. $800 firm. needs base gaskets form Fast Trax to be reassembled