im using pistons 74.5mm (wisseco) conrod MRX thailand, cam shaft 270,280 speedivisons, ecu piggyback dastec unichip Q4 ,turbo kinugawa TD04,bosst 1.5bar, CR 9.1 ,gearboks full close ratio straigh cut by NTM , result dyno run 325bhp,
never reached the record of time 1/4 mile, 12sec??