Australia-wide shipping on performance, 4x4 and vehicle-specific upgrades.

Manley 99-10 Dodge Viper 2.020in Diameter 5.728in Length Race Master Exhaust Valve (Single)

SKU: MAN11644-1

Valves

MAN Race Master Valves...

Manley 99-10 Dodge Viper 2.020in Diameter 5.728in Length Race Master Exhaust Valve (Single)

SKU: MAN11644-1

Valves

MAN Race Master Valves...

A$83.77
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
View cart
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Manley Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM.

Part Type

Engine Intake Valve

Data: v4.2 - Upd: 2026-10-13 18:49:50

Features

  • Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.
  • Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.
  • Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.
  • Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.
  • Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11644-1
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Race Series Stainless Steel Valves
Product Attributes - UPC
807298017945
Product Attributes - Valve Position
Intake
Product Attributes - Intake Valve Head Diameter (in.)
2.020 in.
Product Attributes - Intake Valve Head Diameter (mm)
51.308mm
Product Attributes - Intake Valve Stem Diameter (in.)
0.311 in.
Product Attributes - Intake Valve Stem Diameter (mm)
7.90mm
Product Attributes - Intake Overall Valve Length (in.)
5.728 in.
Product Attributes - Intake Overall Valve Length (mm)
145.491mm
Product Attributes - Undercut Stem
No
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.110 in.
Product Attributes - Valve Tip Length (mm)
2.794mm
Product Attributes - Valve Material
NK-842 stainless steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Beadlock
Product Attributes - Approximate Weight (g)
112
Product Attributes - Valve Head Style
7 degree dish
Product Attributes - Valve Seat Width (in.)
0.080 in.
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Underhead angle/radius 12 x .375 in. Margin 0.080 in.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11644-1
SFX Item ID 4059728
Supplier Item Code 4059728
Manufacturer SKU 11644-1
Manufacturer UPC 807298017945
Alternative References 2.020in, 5.728in

Compatibility

Application Data
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelACR
    Beginning Year1999
    Ending Year2002
    Engine TypeV10
    Engine Size8.0L/488
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelBASE
    Beginning Year1992
    Ending Year1996
    Engine TypeV10
    Engine Size8.0L/488
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelGT2
    Beginning Year1998
    Ending Year1998
    Engine TypeV10
    Engine Size8.0L/488
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelGTS
    Beginning Year1996
    Ending Year2002
    Engine TypeV10
    Engine Size8.0L/488
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelR/T-10
    Beginning Year1998
    Ending Year2002
    Engine TypeV10
    Engine Size8.0L/488
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelSRT-10
    Beginning Year2003
    Ending Year2006
    Engine TypeV10
    Engine Size8.3L/505
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelSRT-10
    Beginning Year2008
    Ending Year2010
    Engine TypeV10
    Engine Size8.4L/515
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration
  • Valve FitmentSearch by make and model
    MakeDODGE
    ModelVIPER
    SubmodelSRT-10 ACR
    Beginning Year2008
    Ending Year2010
    Engine TypeV10
    Engine Size8.4L/515
    Engine FamilyMopar V10
    Valve Installed LengthStock
    Cylinder Head TypeStock configuration

Loading compatibility information...

Keep shopping

More from Manley Performance