- The Lexus GS300’s factory-installed engine is a NA Toyota 2JZ-GE, but an upgrade to the venerable 2JZ-GTE like this produces significant power.
In This Article...
Which 2JZ-powered Lexus vehicles are there?
A 3.0 liter, six-cylinder engine known as the 2JZ-GE powers the Lexus IS300. Fans of the MkIV Supra ought to be acquainted with its engine code. Although it had a few internal tweaks and no turbos, the engine was fundamentally the same as the one in the Toyota Supra. An engine that, incidentally, the JDM Altezza never provided.
The Lexus IS300 produces 215 horsepower and 218 lb-ft less power than the Supra without turbos (alone). That is, at least, the stock production. Owners frequently install Supra turbos on their Lexus IS300s. According to Jalopnik, the 2JZ’s iconic status is directly related to how overbuilt it was. The Bubble Era, which gave the world the Skyline GT-R and Autozam AZ-1, came to a close at this time. According to Jalopnik, owners could theoretically triple the IS300’s output without any problems with the right tune.
Additionally, according to MT, there were the TRD-tuned Lexus IS300 L-Tuned versions. Stage I automobiles have a body kit, fog lamps, and an 8 horsepower stainless steel exhaust. New springs, bigger anti-roll bars, cast-aluminum wheels, and Michelin Pilot Sport tires are added to Stage II versions. They ride one lower as well. Additionally, a limited-slip rear differential was a choice.
Is there a 2JZ engine in the 1998 Lexus GS300?
I would say that the GS300 is entirely distinct from contemporary automobiles in its own right. It has some unusual content that even my friends are surprised by. The naturally aspirated 2JZ-GE engine in this automobile is another thing that drew me to it.
What model year is the 2JZ Lexus?
Every IS300 produced between 1998 and 2003 has a 2JZ motor. This engine is a 2JZ-GE, which is the same as the one in a Toyota Supra. The IS300 has become a favorite among those who enjoy customizing Japanese automobiles because they are renowned for producing a lot of power when modified.
In the IS300, the 2JZ standard engine developed 217 horsepower and 218 pound-feet of torque. Depending on the arrangement, this was mated to either a 5-speed automatic or 5-speed manual transmission. The SportCross wagon was initially solely offered with the automatic, but over time, third-party retailers have started to replace them with the manual.
Due to its Supra-like engine, available manual transmission, and rear-wheel drive, the first generation IS300 is a renowned little sports sedan. These elements work together to make the IS300 a fantastic, entertaining sports sedan.
What model of Toyota is the 2JZ?
- Toyota 6-speed manual V160 and V161 (jointly developed with Getrag as the Type 233)
In 1991, the 2JZ-GTE initially propelled the Toyota Aristo V (JZS147), then in the Toyota Supra RZ it became Toyota’s king of performance (JZA80). The previous 2JZ-GE served as its mechanical foundation, but it varied in that engine used sequential twin turbochargers and an air-to-air side-mounted intercooler. The 2JZ-GTE of the Supra features recessed piston tops, which results in a lower compression ratio, oil spray nozzles to help cool the pistons, and a new head (redesigned inlet/exhaust ports, cams, and valves). The 2JZ-GE of the Supra has the same engine block, crankshaft, and connecting rods. The original engine was phased out as a result of Toyota’s addition of VVT-i variable valve timing technology to the engine commencing in September 1997. As a result, the maximum torque and horsepower for engines selling in all markets were increased. Aristo, Altezza, and Mark II, later 2JZ-GE VVT-i equipped cars, share a separate part number for weaker connecting rods.
Its commercially claimed output was increased from 230 PS (169 kW; 227 hp) to the current industry maximum of 280 PS (206 kW; 276 hp) at 5600 rpm by the addition of twin turbochargers, jointly developed by Toyota and Hitachi. When the VVT-i was introduced in the production year 1997, the torque was later reported as 46 kgm (333 lbft; 451 Nm), up from the initial 44.3 kgm (320 lbft; 434 Nm) at 4000 rpm. Japan’s now-defunct Gentlemen’s Agreement solely between Japanese automakers selling to the Japanese domestic market enforced the mutually agreed, industry-wide output ceiling. According to Toyota, the engine’s output in the North American and European markets was boosted to 320 horsepower (239 kW; 324 PS) at 5600 revolutions per minute. [4]
With the help of updated stainless steel turbochargers (ceramic for Japanese models), improved camshafts, and larger injectors (550 cc/min for export, 440 cc/min for Japanese models), the export version of the 2JZ-GTE was able to produce more power. The exhaust-side propeller shaft of the CT20 turbine built to Japanese specifications and the CT12B turbine built to export specifications can be swapped out. Additionally, the more robust turbine housings, stainless steel turbine and impeller fins, and export-only CT12B turbine were added. There are various Japanese CT20 turbine variations that can be distinguished by their B, R, and A part number suffixes (e.g.: CT20A).
What exactly does 2JZ mean?
The remaining letters in the 2JZ-engine GTE’s code are “JZ” (simply the engine family), “G” (performance-oriented dual overhead cam configuration), “T” (turbocharged), and “E” (electronic fuel injection).
Which Lexus is 1JZ?
This 2002 Lexus IS300 had mismatched bodywork, some off-road scars, and an ambitious new owner with a head full of ideas before it was powered by Toyota’s venerable workhorse 1JZ and before it appeared tidy enough to win a few awards at a local car show.
What Is the 2019 Lexus GS?
A mid-size luxury vehicle with room for up to five passengers is the 2019 Lexus GS. The 2.0-liter turbocharged four-cylinder engine in the GS 300 produces 241 horsepower, while the 3.5-liter V-6 in the GS 350 produces 311 horsepower. Rear-wheel drive is standard on the GS 300, and rear- or all-wheel drive is an option on the GS 350. A powerful, rear-wheel-drive GS F with a 467-horsepower 5.0-liter V-8 engine is available. The BMW 5 Series, Audi A6, and Mercedes-Benz E-Class are competitors.
What’s New on the 2019 Lexus GS?
There are no substantial changes to the GS 300 or GS 350. In contrast, the GS F now comes in a limited-edition 10th Anniversary Special Edition with matte-gray paint, blue Brembo brake calipers, black 19-inch BBS wheels, and Michelin Pilot Super Sport tires. For the US market, Lexus will only produce 100 vehicles.
What Features in the 2019 Lexus GS Are Most Important?
LED headlights, heated side mirrors, a power sunroof, an 8-inch multimedia screen, and a power-adjustable steering column are all included as standard features. Full-speed adaptive cruise control and lane departure warning with steering assistance are two examples of standard active safety systems.
A head-up display, a Mark Levinson premium stereo, a heated steering wheel, a motorized trunk lid, and a limited-slip differential are available extras. Built-in navigation with a 12.3-inch screen is also available.
Should I Buy the 2019 Lexus GS?
Along with its ride and handling, the GS’ interior comfort and quality also amaze. However, we didn’t care for the Remote Touch multimedia system, and the Mark Levinson sound that was an option.
Do Lexus IS300s have a 2JZ engine?
The larger Lexus GS300 sedan’s 2JZ-GE 3.0-liter DOHC 24-valve straight-six, which may be traced back to the previous Toyota Supra, is the same engine that powers the IS300.
Is the 2JZ ge a reliable motor?
All 2JZ versions are regarded as legendary in the enormous realm of 2JZ engine discussions. Since the DNA of the 2JZ-GE and 2JZ-GTE is almost identical, their similarities outweigh their differences. Having stated that, the argument between 2JZ-GE and 2JZ-GTE rages on. In the end, neither option is likely to disappoint you.
Despite being siblings, the 2JZ-GE and 2JZ-GTE have some significant variances. The sequential twin-turbos on the GTE dramatically boost horsepower and torque, which is the most notable improvement.
Nearly every other distinction between the two 2JZ types may be attributed to the GTE’s forced induction. Toyota enhanced intake flow when designing the cylinder head for the GTE. The 2JZ-GTE uses recessed piston tops, which reduce compression and make boost safer for internal components. When it comes to the GTE’s incorporation of piston oil squirters, the same mindset is at work.
Both the 2JZ-GE and 2JZ-GTE are among the most powerful production engines to date, notwithstanding. As a result, both have a ton of aftermarket potential and tons of information available. Toyota’s inline-6 engine is definitely going out with the 2JZ series. Many people feel that nothing greater will ever exist.
Check out our other articles on Toyota engines if you liked this one on the 2JZ-GE vs. 2JZ-GTE engines from Toyota. Our post comparing the Toyota 1JZ and 2JZ engines could be of interest to you. Alternatively, we also offer a useful 2JZ-GTE turbo upgrading instructions. As usual, drive carefully!
About Austin Parsons
Austin earned a technical writing degree from the University of Colorado Denver in 2021 and continues to live nearby. Despite his youth, Austin has a wealth of knowledge and expertise in the automobile industry. He frequently had articles published in the CU Sentry newspaper and served as The Indian Weekly Magazine’s chief automobile content writer. Austin also spent more than 5 years working as a technical product specialist at BMW.
He currently drives a 325i E30 that has been significantly modified. Austin built a stroker kit himself, which is one of the largest modifications. He is unmatched in his expertise and enthusiasm for automobiles. Austin’s background in technical writing enables him to provide our automotive readers with knowledgeable, thoroughly researched, and incredibly detailed technical articles.
Is the 2JZ still being manufactured?
The public’s response was mixed when Toyota introduced the 2020 Supra at the 2019 Detroit Auto Show earlier this year.
While some cheered the historic performance nameplate’s return after more than 20 years away, others thought the Supra’s turbo 3.0-liter engine from BMW “ruined the whole thing.”
This sentiment was particularly strong online, as fearless keyboard warriors expressed their disgust on different enthusiast forums and social networking sites.
They refer to it as a supra, yet it is not a supra!
1! CrazeeDriftrSkillz, a frustrated YouTube user, posted. It’s just a z4 with Toyota bags, that’s all! no 2jz, and ugly two is here!!!
In response, BMW declared that it will stop producing engines, end all of its engine research initiatives, and replace them with the Toyota 2JZ in all of its product lines.
Toyota is anticipated to continue using the 2JZ in the 2020 Supra without the help of BMW.
CEO of BMW Harald Krger said, “BMW has listened to the public’s voice.
BMW has been manufacturing engines for more than a century, and we invest enormous sums of money in R&D every year. But now we understand that consumers actually desire a platform that was used in a movie thirty years ago.
It appears that we will continue to perform the 2JZ exchange for years to come, Krger continued. “We think that changing our route will enable us to obliterate everyone.
In response to the news, Toyota Supra Appreciation Society founder and chief moderator Christopher “BoostBoy Rawlings told TopSpeed that he was “pleased that BMW has finally seen the light.
Although I still won’t purchase a fifth-generation Supra, Rawlings said, “at least I know that BMW’s reign of terror is over. I no longer have to be concerned about them further damaging the car I adore.
What makes 2JZ so strong?
Why is the Toyota 2JZ inline-6 engine a renowned engine in the automobile industry? A brand-new video delves deep into the engine’s internals and explains why it’s so perfect for producing significant power with stock internals.
The engine in the video is essentially the same engine that was in the last Toyota Supra, which is from Papadakis Racing. Its variable camshaft timing on the intake comes from a Toyota Aristo, also known as the Lexus GS in the United States. The remainder of the movie essentially demonstrates how the engine was disassembled, but while doing so, we can see what makes the engine unique. We may thank Japan’s bubble economy for the over-engineered, extraordinarily long-lasting engines that the auto industry produces.
The 2JZ engine is quite durable to begin with because it has a cast-iron block and a closed block. The engine is equipped with bucket-type lifters, which are highly dependable but don’t fit larger camshafts effectively. The number of moving parts is significantly less than, say, a rocker arm system. The head gasket itself appears to be in decent condition for an engine that has been in use for more than 20 years when the head is removed.
Toyota equipped the 2JZ with extremely durable head gaskets and a closed block design, which contributes to the problem. The absence of water openings all around the cylinders makes them incredibly durable. Because of this, tuners can extract a lot of power and boost from the standard internals. Three layers of steel make up the multi-layer head gasket itself. The construction helps create a very tight seal around the cylinder and prevents the gasket from blowing.
For the mechanical types, the rest of the film is pure zen, so relax and take in the teardown above.