Overview

The LS engine is the leader in the crate-engine market and it's extremely popular for swaps into vintage muscle cars, sports cars, and hot rods. The Gen IV LS engine is an advanced pushrod V-8 engine that features rectangular port heads, and it has defined GM high-performance for the past several years. The Gen IV engines flow far more air/fuel than the Gen III cathedral-port engines. As a result, these 2005-and-newer engines are leading the LS-engine market.GM LS engine expert and veteran editor Justin Cesler offers a tour de force in Gen IV engine performance and how to get these engines to operate at their peak. He describes the evolution of the LS engine family as well as the updates and design evolution of Gen IV engines. The features and attributes of premium aftermarket blocks from Dart, RHS, ERL, and others are revealed. He also lays out the relevant considerations for selecting cylinder heads and maximizing flow numbers for a particular engine package and application. The Gen IV engines feature a variable valve timing system and Cesler demonstrates how to optimize the system as well as install aftermarket hydraulic and solid camshafts. Cesler reveals the best-performing stroker packages for the aluminum- and iron-block engines. He also covers installing superchargers and nitrous oxide systems. This book includes a selection of popular sample builds so you can have a clear road map to one of the engine packages.Many owners want to take performance to the next level, and other owners want to know which Gen IV engine package is ideal for their project car. This book answers those questions and many others. If you're looking for the latest and greatest information on this high-performance power plant you will find it in the pages of this book.

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9781613251416

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