Nope all supras had ps, the 89+s had progressive though. 5.0 mustangs have a usable rack... theres a faq on supraforums about it.
Anyways, you guys are missing alot of weight... theres weight to be lost in upgrading to 89 moulding... it will also save you from rusting out.
The sawblades weigh in at 22lbs a piece! Rx-7 rims are alot lighter... cant remember though.
Driveshaft weighs in at like 32lbs... the aluminium ones get down to ~13lbs.
Flywheel is ~17lbs...
Theres nearly 50lbs of rotational mass that can be freed up. You can dig out the heater core for 10lbs... ill send you a cookie if you rip that thing apart just to save 10lbs lol.
A/C system is ~40lbs... hell just go ffi and save alot of weight... charcoal can has some weight to it. Take out the backseats and replace drivers and passengers seats with racing seats and you have ~100lbs right there. Hood pins give you the ability to ditch the hood latch which if i remember right is about 10lbs...
Sound deadening should weigh in at around ~45lbs...
Oil weighs too damn much, drain that worthless garbage out too while your at it...
My cars a hardtop so right there is ~80lbs lost, best mod yet, alot more stable of a car off the bat.