Suspension, brakes, seat/s, harness/s, tyres, oil cooler, a real catch can, ROPS, replace all bushes, 1.5, full service on all the oils and fluids, to start with.
Dont overboost it and dont run it on the limiter
Is it going on a trailer or stay regoed ?
Remove all unneeded fat, carpet, deadener, A/C, trims.
Is the car stock or modified ?
Money to burn ? carbon everything, full strip rebuild, aero, dash, flashing lights and bells and also whistles, see the superlap site for details
ARK DESIGN TIME ATTACK SKYLINE GTR
http://www.advanwheels.com.au/racing/car.aspx?id=52
Specifications
Engine Nissan VQ35HR by Cosworth Estimated Power 900hp at the wheels Approx. Weight 1200kg Engine Modifications Cosworth built VQ35HR with WPC Treatment on all applicable components, BorgWarner EFR turbocharger, Turbosmart Hypergate 44 wastegates, DC Sports 350z headers modified Suspension & BrakeMods Tubular front double A-arm, Rear revised Nissan multi-link, Stoptech calipers, Project Mu pads, KW Competition 3 way dampers Driveline Modifications OS Giken differentials and triple plate clutch, Holinger Sequential Transmission, Albins crown ring & pinions, Drive Shaft Shop axles and prop shafts Chassis Modifications Design Craft cage and chassis work, Plastics 4 Performance molded acrylic windows Exterior Modifications Veilside widebody with aero modifications by Design Craft and Mike Kojima of MotoIQ, Final Konnexion fiberglass doors and boot lid, Voltex front splitter, front canards, and rear wing Wheels & Tyres Volk Racing RE30 Club Sports and TE37 Super Laps, ARK Design Duraluminum lug nuts, 18 x 11, Hankook Ventus TD 295/30/18 Interior Modifications Sparco steering wheel and 5 point harnesses, ARK Design bucket seat, Cosworth Electronics Pectel SQ6 ECU and Pi Research Sigma Elite datalogger, Pi Omega D3 dash display, Tilton pedal box I need to win LOTTO