Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededMANLEYPART NUMBER: 660-11856-8
Severe Duty Intake Valves Big Block Chevy
$30107
Ships on 09/09/2026
Lowest Price GuaranteeIntake Valves2.250'' Valve Diameter 11/32'' Valve Stem Diameter
- Severe Duty Intake Valves
- Big Block Chevy
- 2.250'' Diameter
- 11/32'' (0.3415'') Stem Diameter
- 5.494'' Overall Length (+.250)
- Stainless Steel
- 8/pkg.
- Type: Intake Valve NK-844 Material
- Head Diameter: 2.250'
- Stem Diameter: 11/32' / 0.3415'
- Installed Height: +.250' Longer
- Overall Length: 5.494'
- Tip Length: 0.250'
- Underhead Angle / Radius: 12° x 3/8'
- Margin: 0.050'
- Seat Width: 0.100'
- Top of Head: 7° Dish
- Weight / Grams: 145
Part TypeValve
BrandMANLEY
Package Height2.5
Package Width7.4
Package Length12.8
Weight3.03 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number11856-8
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80518.jpg)
Some parts are not legal for use in California or other states with similar laws / regulations
