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The Vortec 7400 L29 7.4 L (454 cu in) V8 was a truck version of the Chevrolet big-block engine. Introduced in 1996, it was produced for five years, until replaced by the Vortec 8100.
14 kwi 2024 · L29 454 : Modernized Big Block. 1996, 1997, 1998, 1999, 2000, 454/7.4, Engines. Also known as the Vortec 7400, the L29 was the final and most modern iteration of the venerable big block Chevy. It was available from 1996 to 2000 in 2500/3500/3500HD trucks and 2500 Suburbans.
2 paź 2022 · Learn everything about the 7.4 Vortec engine, also known as the 454 Vortec, that was used in Chevy trucks from 1996 to 2001. Find out its specs, applications, design, problems, reliability, and potential upgrades.
7 gru 2019 · In this video James takes us through the motor build from short block all the way to long block. There is a lot of good info in this one, and if you guys have any questions comments or concerns ...
19 lip 2023 · In this article we’re going to shine the spotlight on the Gen VI Chevy big block, otherwise known as the Vortec 7400 (L29 and L21) engine, and how you can go from the stock engine to something making even higher horsepower.
It allegedly had under 20k miles, and was in storage for about 15 years. I got it complete for $1200. The old engine is still running pretty well except for leaks, smoking, and hard hot-starting, so I can take my time and build the 99 for much better power and mileage.
26 sty 2023 · 454ci/L29:Rated at 290 hp, The Vortec 7400 is the last-generation 454, with the same 4.5x4-inch bore and stroke as before. Like the Gen V, all engines feature four-bolt mains.
