How to Rebuild and Modify Ford C4 and C6 Automatic Transmissions

How to Rebuild and Modify Ford C4 and C6 Automatic Transmissions by George Reid is the ultimate, step-by-step technical guide for restorers, racers, and DIY automotive enthusiasts looking to revitalize or upgrade these legendary Ford gearboxes.

Introduced in the 1960s, the Ford C4 (1964) and Ford C6 (1966) automatic transmissions equipped millions of classic rear-wheel-drive cars and trucks deep into the 1980s. Renowned for their simplicity, exceptional strength, and low cost, both units remain highly popular choice for high-performance street and competition applications today.

Step-by-Step Transmission Rebuild & Performance Upgrades

Whether you are performing a stock restoration or building a high-horsepower race transmission, this 144-page book (ISBN: 9781934709825) walks you through the entire process with clear, full-color illustrations.

This comprehensive workshop manual covers:

• Safe Removal & Installation: Proper procedures for removing the transmission from your vehicle and re-installing it post-rebuild.

• Complete Disassembly & Cleaning: Deep-cleaning techniques and critical inspection points to identify worn components.

• Precise Reassembly: Step-by-step guidance to ensure tight tolerances and reliable operation.

• High-Performance Upgrades: Specialized aftermarket component selection and modifications to increase torque capacity and alter shift firmness.

• Road Testing & Diagnostics: How to properly test your newly rebuilt transmission and troubleshoot performance.

Expert Technical Tips & Shop Advice

Author George Reid leverages extensive research and hands-on experience to deliver a well-rounded manual packed with troubleshooting sidebars, safety notes, and time-saving shop tips. Learn the subtle modifications that dramatically improve long-term durability, making this the definitive workbench companion for your Ford C4 or C6 automatic transmission rebuild.