Manley Performance Ford 4.6L DOHC (4 Valve) Triple Groove 30mm Race Master Exhaust Valves

Race Master Valves

- Must use factory locks for triple grooves and use Manley's Bead Loc P/N 13089-32 with the Bead Loc single radius groove.

- These Manley valves are boxed in sets of 8 pieces. Please order two boxes of both intakes and exhausts to fit your engine.

Specs:

Type: Exhaust

Head Diameter: 30mm

Stem Diameter: .2740

Installed Height: Stock

O/A Length: 4.587

Tip Length: .425

Underhead Angle/Radius: 15° x 1/2"

Margin: .050

Seat Width: .080

Top of Head: 9° Dish

Weight/ Grams: 53

Set of 8

Vehicle Fitments: