Ford 429 460 Exhaust Valve Seat Set +0.010 (4pc) The forged output shaft from

The forged output shaft from the Speedmaster planetary gear sets offer excellent torsion memory

They are manufactured from brass and include thread-in brass jet extensions (where noted)

Speedmaster billet aluminum valve bodies are a direct replacement for your original valve body

Windings are encased in a durable epoxy and secured with extruded brackets

Slim line design for when space is at a premium

Ford 429 460 Exhaust Valve Seat Set +0.010 (4pc) The forged output shaft fromThese replacement valve seats are just like the originals. Made from premium materials and built to exacting tolerances, they replace your existing worn or damaged valve seats.