Although introduced as the Vortec 7400 in 1996, it was basically a 454 big-block with a hydraulic roller cam, parts more suitable for use in light trucks, and more advanced technology.

Apr 23, 2025 · Whether you’re restoring a numbers-matching LS6 Chevelle or building a high-performance truck engine, understanding the 454 engine specs by year is essential to preserving …

The 454 big-block crate engine is a robust, affordable engine that features an all-forged rotating assembly for great strength and impressive durability.

In 1970, GM pushed the performance bar higher with the introduction of the Chevy 454 V8. Unlike the popular Chevy 427 that was used in a wide variety of automobiles, the 454 was used only in high …

Sep 22, 2024 · Even though the Chevy 454 big-block engine is no longer in production cars, you can still buy it as a crate engine. Here’s a look at its hp and cost.

Nov 4, 2022 · In this guide, we discuss Chevy 454 engine specs, performance, reliability, upgrades, and more. *Our primary focus in this article is the original 454 big block engine from 1970-1976. …

Apr 14, 2021 · The revised 454 (now known as the Vortec 7400) was good for a whopping 290hp and 410 lb-ft of torque, and it was offered until 2001 (the final year for commercial and recreational …

Jan 17, 2024 · To help you better understand the details of the Chevy 7.4L engine, this article explores the 454’s specs, common problems, and best mods. Let’s get started.

Apr 22, 2024 · The true goal of a junkyard 454 build is to have a running (and dependable) cheap 454 build for as low as financially possible. That means reusing major components like the rotating …

Feb 14, 2024 · Discover the impressive specifications, configuration, and maintenance tips for the iconic Chevy 454 Big Block engine in this comprehensive article.