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Manley Titanium Valves 11954H-8 VALVE-TI 2.350,+.350 HT MATERIAL

SKU: MAN11954H-8

Valves

Manley Titanium Valves 11954H-8 VALVE-TI 2.350,+.350 HT MATERIAL

SKU: MAN11954H-8

Valves
A$2,973.81
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.
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Description

Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle response, power, and durability, making them the choice of performance enthusiasts and professional engine builders. Each valve features a one-piece forged titanium construction with superior grain flow to eliminate weak points and ensure long-term strength. State-of-the-art CNC machining and precision grinding deliver tight tolerances and consistent sealing for optimal engine performance. Crafted from premium titanium alloys, Manley valves achieve the perfect balance of hardness, ductility, and fatigue resistance under extreme temperatures. Every valve undergoes rigorous quality control and final inspection, guaranteeing unmatched reliability, precision, and consistency in the most demanding racing conditions. When performance matters, Manley Titanium Valves power the winners.

Part Type

Engine Intake Valve

Data: v4.2 - Upd: 2026-10-14 10:11:18

Features

  • Built for extreme RPM and aggressive cams
  • CNC machined for precision
  • Lightweight titanium reduces valvetrain mass and boosts efficiency
  • One-piece forged for strength
  • Premium alloys ensure durability
  • Rigorously inspected for reliability

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
11954H-8
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Titanium Valves
Product Attributes - UPC
807298060552
Product Attributes - Valve Position
Intake
Product Attributes - Intake Valve Head Diameter (in.)
2.350 in.
Product Attributes - Intake Valve Head Diameter (mm)
59.690mm
Product Attributes - Intake Valve Stem Diameter (in.)
0.342 in.
Product Attributes - Intake Valve Stem Diameter (mm)
8.68mm
Product Attributes - Intake Overall Valve Length (in.)
5.600 in.
Product Attributes - Intake Overall Valve Length (mm)
142.240mm
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
Titanium
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Groove Style
Conventional
Product Attributes - Approximate Weight (g)
99
Product Attributes - Valve Head Style
10 degree dish
Product Attributes - Valve Seat Width (in.)
0.075 in.
Product Attributes - Quantity
Sold as a set of 8.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11954H-8
SFX Item ID 4928339
Supplier Item Code 4928339
Manufacturer SKU 11954H-8
Manufacturer UPC 807298060552

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1965
    Ending Year1970
    Engine TypeV8
    Engine Size6.5L/396
    Engine FamilyChevy big block Mark IV
    Valve Installed Length0.350 in. over
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1966
    Ending Year1969
    Engine TypeV8
    Engine Size7.0L/427
    Engine FamilyChevy big block Mark IV
    Valve Installed Length0.350 in. over
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1972
    Engine TypeV8
    Engine Size6.6L/402
    Engine FamilyChevy big block Mark IV
    Valve Installed Length0.350 in. over
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1990
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Mark IV
    Valve Installed Length0.350 in. over
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1991
    Ending Year1995
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Gen V
    Valve Installed Length0.350 in. over
  • Valve FitmentSearch by engine
    MakeCHEVROLET
    Beginning Year1996
    Ending Year2000
    Engine TypeV8
    Engine Size7.4L/454
    Engine FamilyChevy big block Gen VI
    Valve Installed Length0.350 in. over

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