This comprehensive performance manual, Jeep Engines - 3rd Edition, is your ultimate guide to unlocking the full potential of your Jeep engine. Designed for both enthusiasts seeking mild performance gains and those building highly competitive racing vehicles, this manual complements the service manual for your specific Jeep model and engine. The manual focuses on the popular 4.0L Power Tech In-Line 6 cylinder engine, the 4.2L In-Line 6 cylinder engine, the 2.5L Power Tech In-Line 4 cylinder engine, and the 360 AMC V-8 engine. While the 2.46L In-Line 4 cylinder engine is also covered, its limited performance part availability makes its discussion brief. This edition features a dedicated chapter on the all-aluminum 4.7L V-8 engine, introduced in 1999, which is poised to play a significant role in future Jeep performance parts programs. Please note that the Magnum engines are not included in this manual and are covered separately in the Magnum Engines (P4876668) manual. This manual expands upon the information provided in your service manual, guiding you beyond basic disassembly and reassembly. Discover how to modify your engine for optimal performance and learn valuable tuning techniques. Should you require additional assistance or have questions regarding performance modifications, Mopar Performance Parts Technical Assistance is available to provide support.

"Jeep Engines Performance Manual Blueprinting Racing Secrets" is a comprehensive guide designed for Jeep enthusiasts looking to unlock the full potential of their vehicles' engines. This manual delves into the art and science of engine blueprinting, a meticulous process that involves meticulously assembling and tuning an engine for peak performance. While applicable to various Jeep models, the manual focuses on maximizing power and efficiency for racing applications. It goes beyond basic tuning, offering detailed insights into the intricacies of engine components, their optimal configurations, and the secrets to fine-tuning them for maximum horsepower and torque. The manual covers various aspects of engine blueprinting, including selecting high-performance parts, precise machining, balancing, and meticulous assembly. It explains the importance of factors like piston-to-wall clearance, valve timing and lift, camshaft selection, and exhaust system optimization. Users will learn how to measure and adjust these parameters to ensure the engine operates at its peak performance level. The book also explores the nuances of different Jeep engine families, highlighting the strengths and weaknesses of each and providing tailored guidance for achieving optimal results.