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Hays Billet Steel 168-Tooth Flywheel 10-140 Flywheel, Steel, 168-Tooth, 40 lb., Internal Engine Balance, Chevy, Big, Small Block, Each

SKU: HAY10-140

Flywheels

Hays Billet Steel 168-Tooth Flywheel 10-140 Flywheel, Steel, 168-Tooth, 40 lb., Internal Engine Balance, Chevy, Big, Small Block, Each

SKU: HAY10-140

Flywheels
A$1,034.41
IN STOCK! Est Ship 3-7 Days 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.
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Description

Hays steel flywheels are engineered to handle extreme-duty applications and designed to take the punishment of today's high-horsepower engines. They are CAD-engineered and precision CNC-machined to strict tolerances. Available in weights up to 50 lbs. for specialized applications, most Hays flywheels are drilled with both the Borg and Beck and Long-style clutch patterns. Upgrade to a precision-machined and engineered Hays billet steel flywheel.

Features include:

* SFI-approved--legal for use in racing classes that require SFI certification
* CNC-machined from certified billet steel for maximum strength and durability
* CAD-designed for optimum performance and reliability
* Offered in internal, external, or neutral (zero) balanced versions
* Available for a wide variety of engines

Note: When choosing a flywheel, remember that a heavier flywheel stores more energy. A heavy car requires more power (or inertia) to launch without bogging the engine and needs a heavier flywheel. Lighter flywheels create less inertia at launch, but will accelerate faster through the gears.

Part Type

Flywheels

Data: v4.2 - Upd: 2026-10-23 04:04:48

Specifications

Product Attributes - Brand
Hays
Product Attributes - Manufacturer's Part Number
10-140
Product Attributes - Part Type
Flywheels
Product Attributes - Product Line
Hays Billet Steel Flywheels
Product Attributes - UPC
084041101407
Product Attributes - SFI Rating
SFI 1.1
Product Attributes - Ring Gear Tooth Quantity
168-tooth
Product Attributes - Crankshaft to Flywheel Bolt Quantity
6-bolt
Product Attributes - Pressure Plate Style
Borg & Beck/Diaphragm/Long
Product Attributes - Rear Main Seal Style
2-piece
Product Attributes - Flywheel Diameter
14.000 in.
Product Attributes - Flywheel Material
Billet steel
Product Attributes - Engine Balance
Internal
Product Attributes - Weight
40.000 lbs.
Product Attributes - Replaceable Friction Surface
No
Product Attributes - Marine Use
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Flywheel is thicker than stock, may require bellhousing spacer. Lakewood bellhousing will eliminate interference. Flywheel bolts are included.

Reference Information

Brand Name/s Hays
StreetFX SKU hay10-140
SFX Item ID 5093341
Supplier Item Code 5093341
Manufacturer SKU 10-140
Manufacturer UPC N/A
Alternative References 168-Tooth

Compatibility

Application Data
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1955
    Ending Year1957
    Engine TypeV8
    Liter4.3
    CID265
    CC4343
    Engine FamilyChevy small block Gen I
    Engine Size4.3L/265
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1957
    Ending Year1967
    Engine TypeV8
    Liter4.6
    CID283
    CC4638
    Engine FamilyChevy small block Gen I
    Engine Size4.6L/283
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1958
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyChevy big block W-engines
    Engine Size5.7L/348
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1961
    Ending Year1965
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyChevy big block W-engines
    Engine Size6.7L/409
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1962
    Ending Year1969
    Engine TypeV8
    Liter5.3
    CID327
    CC5358
    Engine FamilyChevy small block Gen I
    Engine Size5.3L/327
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1963
    Ending Year1963
    Engine TypeV8
    Liter7.0
    CID427
    CC6997
    Engine FamilyChevy big block W-engines
    Engine Size7.0L/427
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1965
    Ending Year1969
    Engine TypeV8
    Liter6.5
    CID396
    CC6489
    Engine FamilyChevy big block Mark IV
    Engine Size6.5L/396
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1966
    Ending Year1969
    Engine TypeV8
    Liter7.0
    CID427
    CC6998
    Engine FamilyChevy big block Mark IV
    Engine Size7.0L/427
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1968
    Ending Year1968
    Engine TypeV8
    Liter5.0
    CID307
    CC5031
    Engine FamilyChevy small block Gen I
    Engine Size5.0L/307
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1969
    Ending Year1971
    Engine TypeV8
    Liter5.7
    CID350
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    Liter6.6
    CID400
    Engine FamilyChevy small block Gen I
    Engine Size6.6L/400
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    Liter6.6
    CID402
    CC6588
    Engine FamilyChevy big block Mark IV
    Engine Size6.6L/402
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    Liter7.4
    CID454
    CC7439
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1970
    Ending Year1971
    Engine TypeV8
    Liter7.4
    CID454
    CC7441
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter6.6
    CID402
    CC6588
    Engine FamilyChevy big block Mark IV
    Engine Size6.6L/402
    Engine VIN CodeS
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter6.6
    CID402
    CC6588
    Engine FamilyChevy big block Mark IV
    Engine Size6.6L/402
    Engine VIN CodeU
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.4
    CID454
    CC7439
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
    Engine VIN CodeV
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.4
    CID454
    CC7439
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
    Engine VIN CodeW
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1972
    Engine TypeV8
    Liter7.4
    CID454
    CC7441
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
    Engine VIN CodeV
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    Liter5.7
    CID350
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine VIN CodeH
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    Liter5.7
    CID350
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine VIN CodeJ
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    Liter5.7
    CID350
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine VIN CodeK
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1974
    Engine TypeV8
    Liter6.6
    CID400
    Engine FamilyChevy small block Gen I
    Engine Size6.6L/400
    Engine VIN CodeR
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1972
    Ending Year1975
    Engine TypeV8
    Liter5.7
    CID350
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine VIN CodeL
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1973
    Ending Year1973
    Engine TypeV8
    Liter7.4
    CID454
    CC7441
    Engine FamilyChevy big block Mark IV
    Engine Size7.4L/454
    Engine VIN CodeX

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