
The SPEC steel flywheel is a direct‑fit replacement for classic Mustang V8 and big‑block applications spanning 1965–1974 and related years listed. Offered to match the original crank bolt patterns and engine combinations, the steel flywheel is intended for reliable service when replacing or repairing the drivetrain, providing a durable option for period‑correct or restoration projects.
Spec 65-74 Ford Mustang 5.8L / 66-73 Mustang 4.7L/5.9L / 67-69 Mustang 6.4L Steel Flywheel