• Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 Photo - Primary
  • Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 User 1
  • Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 Photo - out of package
  • Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 User 1
  • Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 User 2
  • Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880 11717-8 User 3
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Manley

Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880

Manley Performance Big Block Chevrolet Race Master Valves 11/32" Stem Diameters 1.880

sku: 11B8G | mpn: 11717-8
$227.11
$239.60 $227.11
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Emissions

This is not an emissions item.
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Race Master Valves 11/32" Stem Diameters

- XH-426 Stainless Exhaust Material
- Swirl Polished and Fully Machined
- Chrome Stems and Hard Tips
- 11/32" Stems for Improved Flow, Lighter Weight

Specs:

Type: Exhaust

Head Diameter: 1.880

Stem Diameter: .3415

Installed Height: Stock 

O/A Length: 5.422

Tip Length: .250

Underhead Angle/Radius: 25° x 3/8"

Margin: .075

Seat Width: .100

Top of Head: 20° Dish

Weight/ Grams: 127

Set of 8

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