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Manley Subaru EJ20/EJ25 4340 Billet 79mm Stroke Turbo Tuff Series Crankshaft

SKU: MAN190040B

Crankshafts

MAN Forged Crankshafts

Manley Subaru EJ20/EJ25 4340 Billet 79mm Stroke Turbo Tuff Series Crankshaft

SKU: MAN190040B

Crankshafts

MAN Forged Crankshafts

A$4,115.67
LAST ONE! Est Ship 3-5 days. LAST ONE! This is the last unit at our distribution centre. Contact us if you need more. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Manley Turbo Tuff® Billet Crankshafts deliver uncompromising strength, precision, and reliability for high-horsepower and high-boosted applications. Machined from premium 4340 Turbo Tuff® billet material, each crank features gun-drilled pins and fully knife-edged counterweights for reduced weight and superior balance. A multi-step heat treatment and nitriding process maximize durability, while stress relief, shot peening, and 100% magnaflux inspection ensure flawless quality.

Part Type

Engine Crankshaft

Data: v4.2 - Upd: 2026-09-29 07:59:52

Features

  • Counterweights knife-edged for precise balance and stability
  • Direct Shot Oiling for reliable bearing and journal life
  • Enhanced Strength: Heat-treated and nitrided for max durability
  • Quality Assured: Stress-relieved, shot-peened, magnafluxed

Specifications

Product Attributes - Brand
Manley
Product Attributes - Manufacturer's Part Number
190040B
Product Attributes - Part Type
Crankshafts
Product Attributes - Product Line
Manley Pro Series Turbo Tuff Crankshafts
Product Attributes - UPC
807298062945
Product Attributes - Engine Stroke (in.)
3.110 in.
Product Attributes - Crankshaft Material
Forged 4340 steel
Product Attributes - Engine Balance
Internal
Product Attributes - Rear Main Seal Style
1-piece
Product Attributes - Lightened
No
Product Attributes - Requires Narrow Bearings
No
Product Attributes - Rod Bearings Included
No
Product Attributes - Main Bearings Included
No
Product Attributes - Rod Journal Diameter (in.)
2.047
Product Attributes - Crankshaft Snout Style
Standard
Product Attributes - Weight
18.000 lbs.
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Manley Performance
StreetFX SKU man190040B
SFX Item ID 4059878
Supplier Item Code 4059878
Manufacturer SKU 190040B
Manufacturer UPC 807298062945
Alternative References EJ20/EJ25, 79mm

Compatibility

Application Data
  • Stroker CrankshaftYes
    MakeSUBARU
    Beginning Year1988
    Ending Year2021
    Engine TypeH4
    Engine FamilySubaru 4-cylinder
    Engine Size2.0L/1994cc
    Rod Length (application)5.137 in.
  • Stroker CrankshaftYes
    MakeSUBARU
    Beginning Year1996
    Ending Year2021
    Engine TypeH4
    Engine FamilySubaru 4-cylinder
    Engine Size2.5L/2457cc
    Rod Length (application)5.137 in.

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