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Manley 86-92 Toyota Supra 3.0L (7MGE-Turbo 7MGTE) DOHC 24 Exhaust 28.5mm Stainless Race Master Valv

SKU: MAN11121-12

Valves

MAN Race Master Valves...

Manley 86-92 Toyota Supra 3.0L (7MGE-Turbo 7MGTE) DOHC 24 Exhaust 28.5mm Stainless Race Master Valv

SKU: MAN11121-12

Valves

MAN Race Master Valves...

A$589.84
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 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 Exhaust Valve

Data: v4.2 - Upd: 2026-10-13 17:06:35

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
11121-12
Product Attributes - Part Type
Valves
Product Attributes - Product Line
Manley Race Series Stainless Steel Valves
Product Attributes - UPC
807298056197
Product Attributes - Valve Position
Exhaust
Product Attributes - Exhaust Valve Head Diameter (in.)
1.122 in.
Product Attributes - Exhaust Valve Head Diameter (mm)
28.500mm
Product Attributes - Exhaust Valve Stem Diameter (in.)
0.236 in.
Product Attributes - Exhaust Valve Stem Diameter (mm)
5.99mm
Product Attributes - Exhaust Overall Valve Length (in.)
3.862 in.
Product Attributes - Exhaust Overall Valve Length (mm)
98.100mm
Product Attributes - Undercut Stem
No
Product Attributes - Swirl-Polished
Yes
Product Attributes - Valve Tip Length (in.)
0.157 in.
Product Attributes - Valve Tip Length (mm)
3.988mm
Product Attributes - Valve Material
XH-426 stainless steel
Product Attributes - Valve Head Style
20 degree dish
Product Attributes - Valve Seat Width (in.)
0.080 in.
Product Attributes - Quantity
Sold as a set of 12.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man11121-12
SFX Item ID 4061337
Supplier Item Code 4061337
Manufacturer SKU 11121-12
Manufacturer UPC 807298056197
Alternative References 3.0L, (7MGE-Turbo, 7MGTE), 28.5mm

Compatibility

Application Data
  • Valve FitmentSearch by engine
    MakeTOYOTA
    Beginning Year1987
    Ending Year1992
    Engine TypeL6
    Engine Size3.0L/2954cc
    Engine FamilyToyota inline 6-cylinder
    Valve Installed LengthStock
    Cylinder Head Style (application)Stock configuration

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