Category: Lexus/Toyota V8

High Performance Silicone for High Performance Street and Off Road Vehicles

The silicone hose preferred by those who know the difference!

High Performance 4 Ply Aramid Silicone Hose

“High Performance Series, High Temperature hose”

When the heat is turned up, the last thing you want to be thinking about … Read the rest of the post...

This is a generalized write-up of information pertaining to the wide range of injectors used on Mazda’s RX-7’s. This information will hopefully come in handy for those looking for higher flow injectors for cheap upgrades. I take no responsibility for any errors in information, damages to your vehicle while performing … Read the rest of the post...

Alright, I have located a master craftsman that is willing to build shorty headers for our 1UZ-FE V8 engine. He has already built some very nice headers for the 4.7 liter Tundra and is familiar with the construction requirements. The design goal will be to produce a manifold that vastly … Read the rest of the post...

	VH45DE	1UZ-FE
Type	DOHC 32-Valve V8 with aluminum-alloy block and heads with molybdenum coated pistons	DOHC 32-Valve V8 with aluminum-alloy block and heads.
Displacement	4.5 Liters	4.0 Liters
Horsepower	278 @ 6000rpm	250 @ 5600rpm (SC400)
Torque	292 @ 4000rpm.	260 @ 4400rpm (SC400)
Bore x Stroke	93 x 82.7mm

… Read the rest of the post...

Recently I opened up a 2TZFZE engine.  That is the supercharged Previa or Tarago or Estima in Japan.  I disassamble the extra motor and took a set of piston and rod to my engine builder and let his expertise tell me what they are made of.

Needless to say, the … Read the rest of the post...

With a few wiring and AEM configuration changes, I have been able to implement the variable voltage control that the OEM Supra ECU provides for the fuel pump. So what’s the advantage in this? Automotive OEM’s and racers know that excessive fuel circulation at idle and low engine load causes … Read the rest of the post...

This product is for those DIY guys.  This supercharger bracket is designed to take Vortech V1, V2 head unit.  This quality piece of art work had been carefully designed with consultants from many engineering fields.  This piece of work is enhanced with modern technologies using computer aided drafting (Auto Cad) … Read the rest of the post...

The following information is given in good faith and is by no way intended to be the definitive guide for street tuning your vehicle.

The writer of this article has no affiliation with Adaptronic and takes no responsibility for the accuracy or results obtained by the information given. Altering any … Read the rest of the post...

This is something very simple to fix but its also a pain when you go to your friend’s house and park at their driveway and leave some oil marks.  Its an embarrassment but this need to be fix.  Otherwise your friend would never want to invite you back again.  This … Read the rest of the post...

Displacement	2491cc
Type	Twin Turbo Inline 6 Cyl
Valvetrain	Belt driven DOHC 4 valves per cylinder
Fuel System	TCCS EFI Premium Unleaded
Ignition System	Direct fire ignition
Combustion Chambers	Pent Roof
Compression Ratio	8.5:1
Bore x Stroke	86 x 71.5
Peak Power	280PS (206 kW) @ 6200rpm
Peak Torque	37.0

… Read the rest of the post...

Since the beginning of Japanese sport cars battles started a few decades ago, there had been a constant battle between Nissan, Mazda and Toyota.  The famous Mazda Rx7, the Nissan 350Z and the Toyota Supra.  Currently the Mazda produced a fine rotary motor on the Rx8 and last year, the … Read the rest of the post...

Tundra 02/03 (2UZFE) E-Management Wiring

Data By Bloodypulp

Tundra ECM			2003/2004		E-manage
Function	Connector	Pin	Wire	Voltage	Pin	Wire
Power				9 – 14V			Rotary Switches
B+	E3	1	White/Blue	+	13	Red	8 — 2 — 4	5 alternate
Ground
E1	E5	1	Brown	–	12	Black
Tachometer				Pulse
TACH

… Read the rest of the post...

I have this 1993 Lexus SC400 with 160k miles.  This car is being dismantle for parts.  Please email me if you need any small parts.  Large part I prefer local pickup:

Parts not available on the vehicle are:

 • Hood
• Front Bumper
• Front Bummer Support Beam
• Complete … Read the rest of the post...

We are very luck to have special relationship with Ross Pistons to have 1-3UZFE pistons made.  The pistons are forged with strong pins along with performance rings.  There has been a myth that Lexus put in forged pistons in their 1UZFE.  I have a 1990 LS400 and the pistons were … Read the rest of the post...

SEMA is considered the largest after market automotive trade show in the United States.  Companies from all over the world come to display their latest and best product.  The show is 4 days and I only have enough energy to walk one day.

The show is HUGE!  Like every year, … Read the rest of the post...

I get lots of pm’s and emails about Lexus and Toyota Main and Rod bearings. When manufacture make cranks not all journals are the same size. It might be .0001″ to .0005″ off. Instead of trying to regrind the crank to be exactly the same size. Most companies would use … Read the rest of the post...

Changing the engine oil in a Toyota Previa minivan is pretty simple.

For safety, you should engage the hand brake along with a block behind the rear wheel.

There are 4 contact points in the Previa vanwhere its safe to jack the van.  The oil nut is on the passenger … Read the rest of the post...

NOTE: If the vehicle is equipped with Air-Ride system, installing the suspension might turn the Stability control on. THIS WILL NOT AFFECT YOUR RIDE QUALITY.

The Street LP Series is our new Luxury Package, using similar specs & set up design as Street Series, (not too aggressive) offering spring rates … Read the rest of the post...

Split Second FTC1 Tuning with Lexus GS400, SC400

In this article I will try to show step by step on the Split Second FTC1 piggy back computer with the R4 Controller (R4 is the software used by the FTC1.  After you have installed the unit, its time to tune your … Read the rest of the post...

Here is the dyno result from DynaPack 3000.  The result is pretty interesting and lots of tunings required.  I ran extremely rich.  An average AFR was 10.4 from boost to redline.  I have the complete data sheet.

Therefore, I can slowly tune my car cell by cell.  Here are the … Read the rest of the post...

We are trying to archive all the Lexus-Toyota V8 Forced Induction Owners in here.  If you have or know anyone with a V8 FI, please fill out the below form so we can help others with their projects.

Thank You

David

Name

Year

Model

Engine

FI Type

Boost

RWHP

Torque

… Read the rest of the post...

1, 2 or 3UZFE Complete Rebuild Kit This is a complete engine rebuild kit from block up. All the gaskets, valve seals, crank, main and cam seals, O-Rings and so on. Lots of parts for the package. This kit also include head gaskets. This is a must when u are

… Read the rest of the post...

This article is to give detail instructions on how to obtain oil from and to for either supercharged or turbo system.  Oil is essential in both lubrication and cooling.  One of the best and easiest way to get oil from the uzfe (all the Lexus-Toyota V8 engines are the same) … Read the rest of the post...

I took out my throttle body earlier today and bypassed the coolant line.

Why? the next time I take out the throttle body, I don’t have to mess with the two coolant hoses that attached to the throttle body.

No big deal. Just use about 12″ 1/4″ hose and connect … Read the rest of the post...

What You’ve Always Wanted to Know About Shaved Heads,
Cam Timing & Adjustable Cam Gears, But Were Afraid to Ask

I decided to write this article in collaboration with Rod (Zuffen) to help enlighten fellow hotrodders on this subject, which is probably as critical to making power out of your … Read the rest of the post...

More updated intercooler pictures Twin Turbo Lexus LS400 Stage II

In forced induction cooler air is greatly desired and our Lexus cars are no exception.  Cooler air makes denser air and more air molecules per given volume.  Without going into great details on intercooling, I would like to take you … Read the rest of the post...

This is the most interesting topic so far.  This is an exciting topic because most first generation Lexus LS400/Celsior and Lexus SC400/Soarer owners are interest in forced induction like supercharger, turbocharger and NOS.  The first generation Lexus 1UZFE engine is about 111-14 years old now and average about 120,000-160,000 miles … Read the rest of the post...

I have been working on compression ratios with the 1uz.

Hope the info I have put together comes in handy for some of you.

I have cc’d everything and this is what I ended up with. 

First we need the cylinder displacement

Pie x r2 x L =

3.142 x … Read the rest of the post...

Is your aged and out dated engine needs a new life?  Why rebuild if you can get a fresh forged build shortblock with more cubic.  We are so proud to be the first to install a Toyota Tundra 4.7 Liter into our Lexus SC400.  Our shortblock is the first and … Read the rest of the post...

This article is intended to be a roadmap for anyone considering changing their early 1UZ valve train from the OEM Shim Over Bucket (SOB) setup to a Shim Under Bucket (SUB) setup. I have now done this on two early 1UZ’s for two different extreme cases (one which had excessive … Read the rest of the post...