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Supra FAQ

Supra FAQ

 

 

Page 1

 

-What does the term SUP-Dawg mean?
-What does MKIV stand for? 
-What does 2JZ-GTE mean?
-What does JZA80 stand for?
-What does BPU™stand for? (BPU is a registered trademark of SupraStore.com)
-What does the + mean when someone says BPU™+? And what is APU?
-I want to have a fast 4th gen Supra, for as cheap as possible. Can I just buy a high mileage Non-Turbo model and convert it to a Turbo?
-I can only find Automatic equiped Supras for sale, can I buy an auto and convert it to manual?
-What does RWHP stand for? 
-What is the Getrag transmission? 
-What does RSP stand for?
-What colors were available on the Supra Twin Turbo during which years?
-What's the longest a Supra can last?
-How much horsepower, measured at the wheels does the Supra put out completely stock?
-What are the power limits of the various factory components (Differential, Transmission, Motor, etc.)?
-What is the better transmission in the Supra Twin Turbo? The 4spd Automatic, or the 6spd Manual?
-Is the G-Tech/Pro Accurate?

 

Page 2

 

-Should I install a Turbo Timer? 
-How long should the car idle before shutting it off? 
-How much is the Supra's power output affected by changes in ambient temperatures? 
-Why is pulling the TRAC fuse beneficial over just turning it off with the switch on the center console?
-Will the TRAC system improve the cars performance? 
-How can I remove the factory 155mph speed limiter? 
-What is the Supra TT's top speed with the Trac fuse removed? 
-What is the Supra TT's maximum theoretical top speed? Can it exceed 200mph with enough power? 
-How come the Supra TT was never on Car & Drivers Top Ten list, but the RX7 and 300ZX were? 
-Is the Supra TT practical as a daily driver?
-Do some Twin Turbo models not have a "Turbo" badge on the hatch? 
-Do all Twin Turbo models have the rear wing? 
-Does the Supra TT's rear wing actually provide a purpose, or is it just supposed to look pretty? 
-Are all Twin Turbo models equipped with Sport Roofs (Targa Tops)? 
-Were any Twin Turbo models more powerful than the rest? 
-What are the sizes of the factory stereo's speakers? 
-What is the box under the passenger seat?
-Do all Supra TTs have key-less entry? 
-How does Bar translate to P.S.I., and is kg/cm2 the same thing as Bar?

 

Page 3 

 

-I want to have a fast 4th gen Supra, for as cheap as possible. Can I just buy a high mileage Non-Turbo model and convert it to a Turbo?
-I can only find Automatic equipped Supras for sale, can I buy an auto and just convert it to manual?
-What should I buy, a Single Turbo Supra, or a Twin Turbo Supra?
-Why are used Supras so expensive?
-Why are people trying to rip others off by selling their Supras for more than Blue Book Value?
-Can I just buy a salvaged non-Turbo Supra and fix it up and make it a Twin Turbo, and save a fortune?
-What should I check when looking at a Supra to buy?

 

goto page 4

 

-Japanese Market Supra Twin Turbo -vs.- U.S. spec Supra Twin Turbo

-Year-by-Year changes and production numbers for the 4th generation Toyota Supra from 1993.5 - 2002

 

goto page 5

 

-93.5-95 Supra Twin Turbo 6-speed specifications (most info applies to 96-98s as well)
-What are the first engine modifications I should perform?

 

goto page 6

 

-What do all the various "Free Mods" do? 
-How much power will my car make at BPU™? 
-What kind of 1/4 mile ETs and trap speeds should I run at BPU™-only?
-What is a BPU™'d Supra TT's top speed? 
-Will the life of my Engine and Drivetrain be adversely affected with the BPU™ mods? 
-What's the reliability of a 600hp Supra Turbo?
-What are the power limits of the various factory components (Differential, Transmission, Motor, etc.)? 
-Will drivability, interior noise levels, and low-end power be adversely affected with the BPU™ mods? 
-Will emissions be adversely affected by the BPU™ mods?
-Will fuel mileage be adversely affected by the BPU™ mods? 
-Should I install an "Intake" (Open Element Filter)? 
-What about the stock intercooler?
-Should I replace the factory rubber Intercooler hoses with aftermarket metal hoses?
-What about the fuel system, are the stock injectors and fuel pump large enough for BPU™? 
-What are the stock injectors rated at? 
-Would the Supra benefit from a fuel controller? 
-What should I use to increase my boost level, an Electronic Boost Controller, or a Manual BC? 
-What is the best Electronic Boost Controller? 
-When installing my EBC, do I connect it to both of the Turbo's Wastegates? 
-Some people say I need to replace my ECU with a reprogrammed one, instead of just using a boost controller. Do I?
-What is a safe boost level to run at BPU™? 
-Which Down-Pipe is recommended?
-Will a high-flow cat hurt performance?
-What is a Down-Pipe? 
-I have an OBD2 car. Can I still install a Down-Pipe? 
-Which Exhausts are the loudest?
-Which Exhausts are the quietest? 
-What are some recommended exhaust systems?

goto page 7

 

-Which boost gauge is recommended? 
-Where can the boost gauge be installed in the interior?
-What is the stock boost pressure?
-Are Cam Gears a good modification for the Supra TT? 
-Are Under Drive Pulley(s) a good modification for the Supra TT?
-Do I need to upgrade the ignition when upgrading to BPU™? 
-What about the spark plugs, which are recommended at BPU™ or higher level? 
-What is the HKS VPC and GCC?
-Do I need an after-market Blow off Valve? 
-Can I run Nitrous Oxide on the Supra TT, even if I am already at BPU™ power levels? 
-450hp just isn't enough, what can I do? 
-Should I install a Turbo Timer? 
-How much is the Supra's power output affected by changes in ambient temperatures? 
-Will the stock clutch hold the power levels of a BPU™ car? 
-Can I resurface my flywheel when replacing the clutch? 
-Can I install a lightweight flywheel?
-Why is pulling the TRAC fuse beneficial over just turning it off with the switch on the center console? 
-Will the TRAC system improve the cars performance?

 

goto page 8

 

-What is the Supra TT's top speed with the Trac fuse removed? 
-What is the Supra TT's maximum theoretical top speed? Can it exceed 200mph with enough power?

-Stock Supra TT Performance

goto page 9

-What is turbo lag?

-So what is boost threshold?

-Is lag the same as throttle response?

-What is a turbo(charger)?

-What is a wastegate?

-What is a blow-off valve?

-What is the turbo manifold?

-What is a turbo downpipe?  

-What are the major components of a turbo?

-What roll does the compressor play?

-What roll does the turbine play?

-Can you give me any advise for choosing the right turbo?

-What is A/R?

-What exactly does a boost controller do?

-What are ball bearing turbos? Are they worth the extra money?

-Is boost pressure the same thing as air flow?

-Whats the most power I can safely run on premium 92-93 octane pump gas?

-What is the limit of the stock fuel system and MAF sensor?

-Do I have to upgrade the stock intercooler to a front-mount intercooler when going with a single turbo?

-I want a fast street Supra. Is 700rwhp enough?

-What's the best turbo for the MKIV Supra?

-What's better, twin turbos, or a huge single turbo?

-I am going to be keeping the stock fuel system and maybe the stock MAF. What would be a good turbo to use, and how much power will I get?

-I autocross my Supra a lot. What would be a good turbo for me?

-I road-race my Supra a lot. What would be a good turbo for me

-I want to go with a single turbo, but won't have the money to upgrade the fuel

system for a while.

-What's a turbo that will work well on stock fuel, but make even more power when I upgrade the fuel system and am able to turn up the boost more

-I am upgrading the fuel system, and have ditched the stock MAF sensor. Most of the time I am going to be running pump gas as this is my daily driver, but occasionally I will put in race gas when I go to the drag strip and want to crank up the boost. I want something that doesn't have too much lag. What would be a good turbo for me

-I want a single turbo that will make tons of power on the street, and I don't mind running race gas all the time. I also might be drag racing it a fair amount and I want enough power to run deep into the 10s. What would be a good turbo for me?

-I want a TWIN turbo kit that will make tons of power on the street, and I don't mind running race gas all the time. I also might be drag racing it a fair amount and I want enough power to run deep into the 10s. What would be a good turbo for me?

-I want a single or twin turbo setup that will make enough power to run deep into the 9s in the quarter-mile. What should I get

-What are the largest turbos that can be installed on a MKIV Supra?

-Which turbo kit should I use