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Vehicle Info NeededMANLEYPART NUMBER: 660-11517-1
Race Master Race Flo Exhaust Valve Big Block Chevy
$2358
Ships on 09/09/2026
Lowest Price GuaranteeExhaust Valves
- Race Master Race Flo Exhaust Valve
- Big Block Chevy
- 1.725'' Diameter
- 3/8'' (0.3715'') Stem Diameter
- 5.350'' Overall Length (Stock)
- Stainless Steel
- 1/pkg.
- Type: Exhaust Valve XH-426 Material
- Head Diameter: 1.725'
- Stem Diameter: 3/8' / 0.3715'
- Installed Height: Stock
- Overall Length: 5.350'
- Tip Length: 0.220'
- Underhead Angle / Radius: Pro Flo 10° x 3/8'
- Margin: 0.060'
- Seat Width: 0.100'
- Top of Head: 5° Dish
- Weight / Grams: 120
Part TypeValve
BrandMANLEY
Package Height2.6
Package Width2.8
Package Length7.3
Weight0.35 PG
Vendor Part Number11517-1
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
