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Vehicle Info NeededMANLEYPART NUMBER: 660-11843-1
Severe Duty Exhaust Valve Big Block Chevy
$3764
Ships on 09/08/2026
Lowest Price GuaranteeExhaust Valves1.880'' Valve Diameter 11/32'' Valve Stem Diameter
- Severe Duty Exhaust Valve
- Big Block Chevy
- 1.880'' Diameter
- 11/32'' (0.3415'') Stem Diameter
- 5.422'' Overall Length (Stock)
- Stainless Steel
- 1/pkg.
- Type: Exhaust Valve XH-428 Material
- Head Diameter: 1.880'
- Stem Diameter: 11/32' / 0.3415'
- Installed Height: Stock
- Overall Length: 5.422'
- Tip Length: 0.250'
- Underhead Angle / Radius: 10° x 3/8'
- Margin: 0.075'
- Seat Width: 0.085'
- Top of Head: 6° Dish
- Weight / Grams: 122
Part TypeValve
BrandMANLEY
Package Height2.5
Package Width2.6
Package Length7.3
Weight0.35 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number11843-1
Package Qty1
Package TypeEA
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