Ok t/r im sellim my ls block high compresion piston 12.5;1 compresion,the block its bore to 82 mm..fresh from machine shop also the crank its balance and micropolished.the block has arp head studs and super tec block gard..comes wit a b16 head wit fereria sprins,valves and retainers and dual sprins.the head its fresh resurfe ,also comes wit a gsr tranny mint.b16 manyfold and t/b.also comes wit a try y headers.and exd cluch stage 3,.for more info or pic text or call,,,727-400-1902 also sellin as a parts so hit me up for any of this parts and i give u a price 1700 obo i put more then that on this swap trust me