I know it was a shitty ass post but i kind of ran out of time, rb26 over sized to 2.7L forged pistons stock rods new bearings, metal head gasket head studs, the head is ported and polished ferrara valves hks springs retainers and 272 cams cam gears, stock intake manifold custom exhaust manifold for twins t3/t4 turbos greddy oil pump ati damper electromotive engine management 1000cc injectors, the motor is in a s13 body i hope this answers everyones question if you have any please feel free to ask.