Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Manley Race Series Stainless Steel Valves 11881-1 Valve, Exhaust, Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Each

SKU: MAN11881-1

Valves

Manley Race Series Stainless Steel Valves 11881-1 Valve, Exhaust, Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Each

SKU: MAN11881-1

Valves
A$69.24
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Manley Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.

Part Type

BBC R/M 1.880in Exhaust Valve

Data: v4.2 - Upd: 2026-10-14 22:06:47

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11881-1
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Race Series Stainless Steel Valves
Product Attributes - UPC
807298054674
Product Attributes - Valve Position
Exhaust
Product Attributes - Exhaust Valve Head Diameter (in.)
1.880 in.
Product Attributes - Exhaust Valve Head Diameter (mm)
47.752mm
Product Attributes - Exhaust Valve Stem Diameter (in.)
0.341 in.
Product Attributes - Exhaust Valve Stem Diameter (mm)
8.66mm
Product Attributes - Exhaust Overall Valve Length (in.)
5.422 in.
Product Attributes - Exhaust Overall Valve Length (mm)
137.719mm
Product Attributes - Undercut Stem
No
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.250 in.
Product Attributes - Valve Tip Length (mm)
6.350mm
Product Attributes - Valve Material
XH-426 stainless steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Approximate Weight (g)
122
Product Attributes - Valve Head Style
6 degree dish
Product Attributes - Valve Seat Width (in.)
0.100 in.
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11881-1
SFX Item ID 4927351
Supplier Item Code 4927351
Manufacturer SKU 11881-1
Manufacturer UPC 807298054674

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1966
    Ending Year1969
    Engine TypeV8
    Engine Size7.0L/427
    Engine FamilyChevy big block Mark IV
    Valve Installed LengthStock
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1966
    Ending Year1970
    Engine TypeV8
    Engine Size6.5L/396
    Engine FamilyChevy big block Mark IV
    Valve Installed LengthStock
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1972
    Engine TypeV8
    Engine Size6.6L/402
    Engine FamilyChevy big block Mark IV
    Valve Installed LengthStock
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Mark IV
    Valve Installed LengthStock
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1991
    Ending Year1995
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Gen V
    Valve Installed LengthStock
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1996
    Ending Year2000
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Gen VI
    Valve Installed LengthStock

Loading compatibility information...

Keep shopping

More from Manley Performance