Lexus Models with a 1JZ Engine
The Lexus IS300 is a Lexus model that is known to have been equipped with a 1JZ engine. The 1JZ engine is a 2.5-liter inline-six engine produced by Toyota. It is a popular engine choice for enthusiasts due to its performance potential and aftermarket support. The 1JZ engine is often used in engine swaps and modifications for various Lexus models, including the IS300 .
Additionally, the Toyota Verossa VR25, which is the successor to the Toyota Chaser, also used two iterations of the 1JZ engine (FSE or GTE) depending on the trim level. The top-of-the-range VR25 model used the 1JZ-GTE engine in single turbo form, producing 276 horsepower and 278 lb-ft of torque.
It’s worth noting that the 1JZ engine is not exclusive to Lexus models and has been used in various Toyota models as well.
Contents
Does a Lexus IS300 have a 2JZ?
Power? Oh yeah. Plenty of that. The IS300 uses the same 2JZ-GE 3.0-liter DOHC 24-valve straight-six that propels the bigger Lexus GS300 sedan, an engine that traces its lineage to the old Toyota Supra.
What is the specs of the 1JZ-GTE?
1JZ-GTE engine specifications
- Manufacturer: Toyota.
- Version: Toyota Chaser JZX100 Tourer V.
- Displacement: 2498cc (rounded to 2.5 liters)
- Configuration: DOHC (Dual Over Head Cams), 24 Valves, BEAMS VVT-i.
- Power: 280ps @ 7,500 rpm.
- Torque: 280 lb ft @ 2,400 rpm.
- Turbo: CT15B.
- Stock boost: 9 PSI.
What motor is in a IS300?
The 2021 IS 300 has 260hp, this is supplied by the available 3.5L, 24-valve V6 engine.
What cars have the 1JZ engine?
This engine was used primarily in Toyota’s X chassis cars (Chaser, Mark II, Cresta, Verossa, Blit), the Crown Athlete V (JZS171) and in the later JZZ30 Soarer, as the JZA70 Supra had long been discontinued at this time. Applications: Toyota Chaser/Cresta/Mark II 2.5GT Twin Turbo (JZX81)
Which is better 2JZ or 1JZ?
People usually say the 2JZ is better. In stock form, it can make more power due to the extra 500cc of displacement, and came with sequential turbos instead of parallel for a better power range.
How much HP is a 1JZ?
With a stock boost of 9 psi (0.62 bar), the 1JZ GTE produced an advertised 280 horsepower (206 kW) at 6,200 RPM and 279 pound-feet (378 Nm) at 2,400 RPM. One of the most notable cars powered by the 1JZ GTE is the Toyota Chaser (JZX100), widely regarded as a four-door sleeper sedan.
Why is the 1JZ so good?
The 1JZ has a shorter stroke than the 2JZ, meaning that it can in theory handle higher rpm’s if modded correctly. Both engines are extremely strong and well engineered, and can therefore handle plenty of power.
Which Lexus has the 2JZ?
The Lexus SC 300 was one of two vehicles released in the American market with a 2JZ, the other being the turbocharged version of the Supra.
How much HP can a 1JZ push?
With multiple dyno sessions at Titan Motorsports, the 1JZ with a Garrett G25-660 maxes out at 520 horsepower and 493 lb-ft of torque at 6000 RPM on 34 PSI of boost pressure.
How much horsepower can a 1JZ handle?
These engines are easy to find, affordable, and easy to work on which makes it a great starter engine for some. For others, when paired with aftermarket performance parts, it can support over one-thousand horsepower and is commonly used for drifting, drag racing, land speed, time attack and more.
