Sorrry guys, No big donk, turbo or pistons for me but an engine thats had 0.4% development compared to the piston thrower. A worked NA big extend port latest renaissance 13b with racing beat alloy plasma coated side, centre and rear plates save 35kgs, elec. water pump, mini microsize lightweight hi amp alternator or magneto, 51mm flat slide injection, guru racing flywheel and billet clutch 12kg all up from 32kgs, all up complete engine weight at 104kgs. TQ 5speed, Titanium and ceramic coated exhaust, 4 link rear with Alloy finned and finned sump 2ltr lsd live axle housing with 5.1 torsen lsd. Alloy hat with 11 inch rotors (overkill anyway) alloy rx7 s6 wishbone front end mounted on tilt front end similar to Stevos1000. Ferals wolks racing rims but at 14 inches, SMacs custom made alloy steerig wheel boss kit :} and spare change left over for second hand ex-rental rusted for weight savings BP station trailer and a 1000 wagon to pull the whole thing to the track with the original a10