I have a Rb20det that came out of my s13 good running engine Engine; RB20, unknown mileage but had top end rebuild in 2016 using cometic headgasket, Arp head studs, valves cleaned and lapped with new stem seals. and hasn’t covered many miles since (can show photos of rebuild ) Forward facing plenum RB25 turbo RB20 box R8 coil conversion that's all brand new R8 coil packs from Audi. Will come with ecu loom prop mounts ect £2600 {}