Manley Performance Big Block Chevrolet Severe Duty Valves Stock 3/8" Stem Diameters

Severe Duty ValvesStock 3/8" Stem Diameters

- NK-844 Stainless Intake Material
- Chrome Stems and Hard Tips
- Swirl Polished and Fully Machined

Specs:

Type: Intake

Head Diameter: 2.250

Stem Diameter: .3720

Installed Height: Stock

O/A Length: 5.218

Tip Length: .220

Underhead Angle/Radius: 10° x 3/8"

Margin: .050

Seat Width: .080

Top of Head: 7° Dish

Weight/ Grams: 149

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