The table below was transferred from Corky Bell’s book Supercharged! ISBN # 0-8376-0168-1 Page 8 Characteristic Roots Centrifugal Screw Low Speed boost capability A D A High boost – Pressure capability (10+ psi) B A A Fast boost rise A B A Thermal Efficiency C A A Volumetric Efficiency B B A Ease of Intercooling … Read more
These cams are stock regrind to the following specifications: Stock 2UZFE: 250 duration 315 lift Stage I: 266 duration 345 lift Stage II: 274 duration 385 lift If you are using stock valves and like any new or aftermarket cams install, you much check for valve clearance. You will need to adjust the valves. Please read this … Read more
Spark plugs are fun! Since we all run Toyota engines & *most* people are running Denso ignition systems… That pretty well limits us to two brands of plugs that will give consistently good performance over their life. NGK & Denso, so that’s what we’re concentrating on! (Besides. JDM owns anyways, we all know that!) *note* … Read more
After owning this beautiful 1989 Lexus LS400 for the past three years, this car starts to show its age. This is a 14 year old car with air suspension. Recently I have replacement my air suspension shocks to strutmasters shocks and I really feel the clunk noise every time my car goes over a small bump. … Read more
The reasons for this brake upgrade is because I changed about three set of brake rotors. I have tried OEM, aftermarket like the Bandi and drilled and slotted from other companies. After all those trials and errors, OEM brake rotors are still the best. However, those 1990 Lexus LS400 brake are very small and braking … Read more
The main principle of this system is to be able to route engine exhaust through one or both turbo(s) in the most efficient manner possible, in order to achieve useful boost at both low and high loads. At low engine RPM and load, all engine exhaust is routed through the #1 turbine in order to … Read more
FOR INFO PURPOSES ONLY – DISCONTINUED – OUT OF STOCK Lextreme is proud to announce the first affordable Forged H-Beam rods for all the Toyota and Lexus V8 engines. We invested lots of money for this community to have such a nice drop in upgrade. These rods are the same maker as the Eagle ESP … Read more
This article is about installing an aftermarket piggy ECU. I have tried Apexi S-AFC and now I am trying to install a piggyback computer that is laptop programmable and it also have boost timing retardation. Here are the following function of this ecu: FTC1 ◆ Fuel and timing control in one product ◆ … Read more
UPDATE 20 June 2025 THE EGR DELETE KIT IS IN STOCK BUT LIMITED! ORDER TODAY! (Email me at [email protected]) Due to demand, we decided to do another batch of kits and as of last week, they are in stock and shipping immediately. These will likely be the last kits we do at anything close to … Read more
FOR INFO PURPOSES ONLY – DISCONTINUED – OUT OF STOCK ATTENTION 1998 and New Lexus-Toyota V8 Owners: If you own a 98 or newer Lexus or Toyota V8 engine and currently having some type of forced induction such as turbocharged or supercharged. The stock rods are only good for about 450-500 rwhp and they will … Read more