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Hays Billet Steel 157-Tooth Flywheel 12-535 Flywheel, Steel, 157-Tooth, 30 lb., External Engine Balance, Ford, 289, 302, 351W, Each

SKU: HAY12-535

Flywheels

Hays Billet Steel 157-Tooth Flywheel 12-535 Flywheel, Steel, 157-Tooth, 30 lb., External Engine Balance, Ford, 289, 302, 351W, Each

SKU: HAY12-535

Flywheels
A$1,066.44
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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: 2026-09-29 03:12:54

Specifications

Product Attributes - Brand
Hays
Product Attributes - Manufacturer's Part Number
12-535
Product Attributes - Part Type
Flywheels
Product Attributes - Product Line
Hays Billet Steel Flywheels
Product Attributes - UPC
084041125359
Product Attributes - SFI Rating
SFI 1.1
Product Attributes - Ring Gear Tooth Quantity
157-tooth
Product Attributes - Flywheel Diameter
13.280 in.
Product Attributes - Flywheel Material
Billet steel
Product Attributes - Engine Balance
External, 28 oz. imbalance
Product Attributes - Weight
30.000 lbs.
Product Attributes - Replaceable Friction Surface
No
Product Attributes - Marine Use
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Flywheel bolts are included.

Reference Information

Brand Name/s Hays
StreetFX SKU hay12-535
SFX Item ID 5093300
Supplier Item Code 5093300
Manufacturer SKU 12-535
Manufacturer UPC N/A
Alternative References 157-Tooth, 351W

Compatibility

Application Data
  • MakeAC
    ModelSHELBY COBRA
    SubmodelBASE
    Beginning Year1966
    Ending Year1968
    Engine TypeV8
    Liter4.7
    CID289
    CC4727
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
  • MakeBRICKLIN
    ModelSV-1
    SubmodelBASE
    Beginning Year1975
    Ending Year1976
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeB
  • MakeDETOMASO
    ModelPANTERA
    SubmodelBASE
    Beginning Year1971
    Ending Year1974
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFORD CLEVELAND V8 GAS
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeDETOMASO
    ModelPANTERA
    SubmodelBASE
    Beginning Year1971
    Ending Year1974
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
  • MakeDETOMASO
    ModelPANTERA
    SubmodelGT5-S
    Beginning Year1987
    Ending Year1989
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
  • MakeFORD
    Model300
    SubmodelBASE
    Beginning Year1963
    Ending Year1963
    Engine TypeV8
    Liter4.3
    CID260
    CC4261
    Engine FamilyFord small block Windsor
    Engine Size4.3L/260
    Engine VIN CodeF
  • MakeFORD
    Model300
    SubmodelBASE
    Beginning Year1963
    Ending Year1963
    Engine TypeV8
    Liter4.7
    CID289
    CC4727
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Engine VIN CodeC
  • MakeFORD
    ModelBRONCO
    SubmodelBASE
    Beginning Year1966
    Ending Year1968
    Engine TypeV8
    Liter4.7
    CID289
    CC4727
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Engine VIN CodeC
  • MakeFORD
    ModelBRONCO
    SubmodelBASE
    Beginning Year1966
    Ending Year1968
    Engine TypeV8
    Liter4.7
    CID289
    CC4727
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Engine VIN CodeN
  • MakeFORD
    ModelBRONCO
    SubmodelBASE
    Beginning Year1968
    Ending Year1974
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1975
    Ending Year1977
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1978
    Ending Year1979
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1978
    Ending Year1993
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1980
    Ending Year1982
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1980
    Ending Year1984
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeF
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1980
    Ending Year1985
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelCUSTOM
    Beginning Year1985
    Ending Year1993
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeN
  • MakeFORD
    ModelBRONCO
    SubmodelEDDIE BAUER
    Beginning Year1985
    Ending Year1985
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelEDDIE BAUER
    Beginning Year1985
    Ending Year1995
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeFORD
    ModelBRONCO
    SubmodelEDDIE BAUER
    Beginning Year1985
    Ending Year1996
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeN
  • MakeFORD
    ModelBRONCO
    SubmodelNORTHLAND
    Beginning Year1975
    Ending Year1975
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelNORTHLAND
    Beginning Year1978
    Ending Year1978
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeFORD
    ModelBRONCO
    SubmodelNORTHLAND
    Beginning Year1978
    Ending Year1978
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Engine VIN CodeH
  • MakeFORD
    ModelBRONCO
    SubmodelRANGER
    Beginning Year1975
    Ending Year1975
    Engine TypeV8
    Liter5.0
    CID302
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Engine VIN CodeG
  • MakeFORD
    ModelBRONCO
    SubmodelRANGER XLT
    Beginning Year1978
    Ending Year1979
    Engine TypeV8
    Liter5.8
    CID351
    CC5753
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Engine VIN CodeH

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