Ford Mustang 1.46 Review

On E7TE cylinder heads , which were factory-standard on 5.0L Fox Body Mustangs from 1987 to 1993, the exhaust valve measures 1.46 inches . Upgrading these heads is a common modification for enthusiasts seeking better airflow and horsepower.

Standard size for E7TE heads; often the first part replaced for better flow. TREMEC Magnum XL Upgrade

Specifically tuned for 2005–2014 GT models with increased power. If you're looking into these for a specific project,

A 2024 Mustang GT equipped with a Steeda Stop the Hop Starter Kit achieved a solid 1.46-second 60-foot time during drag racing tests. This is a critical measurement of off-the-line traction and acceleration.