Originally Posted by Shamu

...you think? Lol! And to get that 53 47 you have to run full tank of gas and have spare. And then Nissan used boat anchor mufflers, heavy steel brackets, etc in rear.

Don't forget light weight fly wheel and clutch. That's huge. PPE long tube headers, Lots of weight with aluminum hat front rotors, lightweight pulleys, lose stock coolant over flow tank, nismo guys lose the yamaha chassis damper, replace steel nuts bolts with titanium and nylon, cut redundant structure out of hood, pull hood support rod, pull all plastic crappage out of engine compartment, move battery to back, pull AC , pull heater core , get race focused brake and clutch pedal set with cylinders located on pedal cluster, z1 motor mounts, make sure your intake system is made from lightweight materials, convert to lightweight coilover with aluminum body dampers and narrow diameter spring, pin your hood and lose locking system, gut head lamps to bare necessities, drill holes in brackets, replace front mounted braces with lighter aluminum or chrome moly pieces, lose wiper washer canister, motor and all tubing up to the sprayers, pull lighter alternator, lighter starter?, lots of weight if you crack the motor open and start going after crank, pistons/rods, heads.

Things we can wish for. 5 lbs carbon fiber nose piece, carbon fiber under tray,