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How much horsepower does a Lexus LS 430 4.3 V8 have?

The Lexus LS 430 4.3 V8 engine produces a robust 290 horsepower. This powerful V8 engine, introduced in the early 2000s, has been a key component of the flagship Lexus luxury sedan. Let's dive into the details of this impressive powertrain.


Engine Specifications


The Lexus LS 430 is equipped with a 4.3-liter V8 engine that delivers an impressive 290 horsepower at 5,600 rpm and 320 lb-ft of torque at 3,400 rpm. This engine, codenamed the 3UZ-FE, features an aluminum block and heads, dual overhead camshafts, and four valves per cylinder.


The engine's large displacement, advanced design, and sophisticated engineering contribute to its robust power output. The LS 430's V8 provides ample acceleration and a smooth, refined driving experience that is characteristic of the Lexus brand.


Transmission and Performance


The Lexus LS 430's 4.3-liter V8 is paired with a five-speed automatic transmission, which helps to optimize power delivery and fuel efficiency. This powertrain combination allows the LS 430 to accelerate from 0 to 60 mph in around 6.2 seconds, making it a relatively quick and responsive luxury sedan.


The LS 430's powerful engine and smooth-shifting transmission contribute to its overall driving dynamics and refinement, providing a comfortable and enjoyable driving experience for Lexus owners.


Conclusion


The Lexus LS 430 4.3 V8 engine is a testament to the brand's commitment to engineering excellence and delivering a premium driving experience. With its 290 horsepower output, the LS 430's V8 powertrain provides ample power and performance, while maintaining the Lexus hallmarks of refinement and luxury.

Is the LS 430 a V-6 or V8?


V8
The LS 430 was one of the first gasoline V8 vehicles to be certified as an Ultra Low Emissions Vehicle (ULEV). The standard suspension had been completely redesigned, with a double-wishbone setup at all four wheels; a tuned suspension was offered for the first time.



How many miles will a Lexus LS430 last?


This thing could easily go 500,000 miles. It is a joy to drive and I plan on owning mine for another 20 years. I have an LS 460 that is just as fantastic, but I'm still drawn to this car. You honestly cannot compare this to any other vehicle on the road.



What does LS stand for in Lexus?


Luxury Sedan
LS stands for Luxury Sedan. The original LS 400 – the car that launched Lexus back in 1989 – was the work of 60 designers, 1,400 engineers, 2,300 technicians and over 200 support workers.



How much is a 2004 Lexus LS430 worth today?


The value of a used 2004 Lexus LS 430 ranges from $805 to $2,756, based on vehicle condition, mileage, and options. Get a free appraisal here.



Is the Lexus LS 430 expensive to maintain?


The average annual repair cost for a Lexus is $551, which means it has above average ownership costs.



What years to avoid Lexus LS 430?


Lexus has issued a recall for LS430 cars manufactured in 2004, 2005, and 2006 due to air bag assembly problems. According to the recall, the inflators used in the curtain, side, and knee air bags didn't have sufficient heating agents to properly deploy the air bags in the event of a crash.



Does the Lexus LS 430 have a timing belt or chain?


Your timing belt is typically replaced as part of a scheduled service. A failed timing belt can result in anything to an engine that will crank but not start to catastrophic engine damage. If your Lexus LS 430 needs its timing belt replaced, use OEM Lexus parts for ultimate reliability.



How long do Lexus LS engines last?


The LS460 is overall quite bulletproof. I've seen the 4.6 V8 last as much as 500K miles without issue, so long as the proper maintenance has been done throughout its life. You should not run into anything that's hard to eliminate, it's going to be the standard fluid maintenance, brake, and suspension wear and tear.



What is the fastest Lexus?


The Lexus LC 500, Lexus RC F and the all-new 2023 Lexus IS 500 F are the three fastest cars Lexus provides. Which one would you consider the performance car of your dreams? Discover the LC 500's incredible power for yourself. The LC 500 was created by engineers who will not settle for anything less than perfection.



Does Lexus LS hold its value?


A 2021 Lexus LS has depreciated $32,088 or 41% in the last 3 years and has a current resale value of $44,615 and trade-in value of $40,882. The 2021 Lexus LS is in the 25-75% percentile for depreciation among all 2021 Sedans.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.