Manley Performance Ford 289/302/351W Street Flo Exhaust Valves 1.550 For Use With Rail

Budget Performance, Street Flo, & Race Flo Valves

- Chrome Stems and Hard Tips
- Swirl Polished and Fully Machined

STREET?FLO?VALVES FOR USE WITH RAIL TYPE ROCKERS

Specs:

Type: Exhaust

Head Diameter:1.550

Stem Diameter: .3415

Installed Height: Stock

O/A Length: 5.080

Tip Length: .395

Underhead Angle/Radius: Pro Flo: 12° x 3/8"

Margin: .060

Seat Width: .100

Top of Head: 7° Dish

Weight/ Grams: 94

Set of 8