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Vehicle Info NeededMANLEYPART NUMBER: 660-11720-1
Race Master Intake Valve Big Block Chevy
$2358
Ships on 09/08/2026
Lowest Price GuaranteeIntake Valves3/8'' Valve Stem Diameter
- Race Master Intake Valve
- Big Block Chevy
- 2.190'' Diameter
- 3/8'' (0.3715'') Stem Diameter
- 5.344'' Overall Length (+.100)
- Stainless Steel
- 1/pkg.
- Type: Intake Valve NK-842 Material
- Head Diameter: 2.190'
- Stem Diameter: 3/8' / 0.3715'
- Installed Height: +.100' Longer
- Overall Length: 5.344'
- Tip Length: 0.250'
- Underhead Angle / Radius: 12° x 3/8'
- Margin: 0.050'
- Seat Width: 0.080'
- Top of Head: 7° Dish
- Weight / Grams: 152
Part TypeValve
BrandMANLEY
Package Height2.5
Package Width2.5
Package Length7.0
Weight1.0 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number11720-1
Package Qty1
Package TypeEA
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