Who doesn't like the raw power offered by a V8, if you can afford the gas, that is? But it's not just the horsepower that draws so many of us to these engines. Some V8s are among the longest-lasting engines on the road today. There are multiple examples of drivers taking their V8-equipped vehicles, especially pickups, over a million miles. That's quite the feat.
๐ The Core Development
Some examples of these million-mile accomplishments include a 1UZ-FE 4.0-equipped Lexus LS 400 that already had nearly 900,000 miles on the odometer when it was bought by a Road & Track writer for the express purpose of taking over a million. There are a couple of examples of owners driving another Toyota V8 engine, the 2UZ-FE 4.7, past the million-mile mark. Other examples include Frank Oresnik who drove his 1991 Chevy Silverado, which featured a small-block Chevy 350, over a million miles. David Mueller did the same thing with his 2002 F-350 Super Duty.
An engine doesn't have to go a million miles to demonstrate its durability, though. The Ford 4.6-liter Modular 2-valve took all kinds of use and abuse as the standard engine used in Crown Victoria Police Interceptors during the 1990s and 2000s, and could still go for hundreds of thousands of miles. Then there's GM's Vortec 8100, an engine so rugged that it was not only put in Chevy and GMC trucks, but also in boats and RVs. There was also the versatile Chrysler LA 318, which earned the reputation of being "bulletproof."
๐ Background & Sector Context
Lexus debuted its first model in 1989, and no doubt wanted its relatively new luxury brand to be associated with sophistication and comfort, but that would require worthy engines with high-end performance. Enter the 1UZ-FE 4.0, an aluminum block, oversquare 4.0-liter V8, with four camshafts and 32 valves. The 1UZ displaced 3,969 cc, with an 87.5 x 82.5 mm bore and stroke. It made around 250 horsepower and 260 lb-ft of torque, not exactly earth-shattering in our modern turbocharged era, but not too shabby for 1989. In fact, this engine is often described as "overengineered".
The vehicle it would be matched with, the Lexus LS 400, had its own share of overengineering. Born from a billion-dollar secret project at Toyota , it spent six years in development and went through eight proposals for its final design. There were 50 clay models, about 450 vehicle prototypes, and 1.67 million miles of testing.
๐ Industry & Real-World Impact
All of that testing and engineering paid off. One person who could bear witness to the near indestructibility of this engine is Matt Farah from Road & Track . He was presented with the opportunity to buy a 1996 Lexus LS 400 with 897,000 miles on it. Farah acquired it with the goal of taking it over 1,000,000 miles. After four years of driving it himself, as well as lending it out to friends, acquaintances, and people he didn't even know, he reached the goal of putting seven digits on the original engine.
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๐ฎ Strategic Outlook & What Lies Ahead
Toyota followed up the 1UZ with the 2UZ-FE 4.7 , but this engine wasn't to be put into a luxury sedan. Built with a rugged cast-iron block, it was meant to last through wear and abuse as it powered large SUVs and pickup trucks. A 2003 Land Cruiser Amazon equipped with this engine could crank out 235 hp and 320 lb-ft of torque with a 9:6:1 compression ratio. It wasn't breaking any records in the power department, but it was a good engine, nonetheless. The 2UZ-FE 4.7 would go on to be featured in the Tundra, Sequoia, LX 470, and GX 470.
Several years ago, Louisiana man Aaron Morvant drove his 2UZ-FE-equipped 2007 Toyota Tundra past the million-mile mark. In fact, he had bought the truck to use as a contract hot shot driver, specifically because of Toyota's reputation for reliability. (Toyotas make up the majority of our list of vehicles you can expect to drive for 300,000 miles .) The truck as still running great after a million miles, in spite of being banged up.