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Hays Heavy-Duty 164-Tooth Flexplate 12-030 Flexplate, Steel, 164-Tooth, External Balance, Ford, 289, 302, 351C, 351M, 351W, 400, Each

SKU: HAY12-030

Flexplates

Hays Heavy-Duty 164-Tooth Flexplate 12-030 Flexplate, Steel, 164-Tooth, External Balance, Ford, 289, 302, 351C, 351M, 351W, 400, Each

SKU: HAY12-030

Flexplates
A$434.52
IN STOCK! Est Ship 4-7 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 heavy-duty flexplates for high performance and competition engines are constructed from a thicker-than-stock steel plate. This enables them to withstand the stress of high-stall torque converters and high-rpm engines. While factory stock plates tend to crack around the crankshaft hub when punished under high-torque and rpm conditions, the thicker Hays flexplates can handle the force. These heavy-duty flexplates are supplied with a ring gear that is securely welded in place. All Hays heavy-duty flexplates are zinc-dichromate plated to resist corrosion and SFI-certified under specification 29.1.

Part Type

Flexplates

Data: v4.2 - Upd: 2026-09-29 03:13:02

Specifications

Product Attributes - Brand
Hays
Product Attributes - Manufacturer's Part Number
12-030
Product Attributes - Part Type
Flexplates
Product Attributes - Product Line
Hays Heavy-Duty Flexplates
Product Attributes - UPC
084041120309
Product Attributes - Ring Gear Tooth Quantity
164-tooth
Product Attributes - Flexplate Diameter (in.)
14.24
Product Attributes - Rear Main Seal Style
2-piece
Product Attributes - Engine Balance
External, 28 oz. imbalance
Product Attributes - Flexplate Material
Steel
Product Attributes - SFI Rating
SFI 29.1
Product Attributes - Marine Use
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Hays
StreetFX SKU hay12-030
SFX Item ID 5093440
Supplier Item Code 5093440
Manufacturer SKU 12-030
Manufacturer UPC 84041120309
Alternative References 164-Tooth, 351C, 351M, 351W

Compatibility

Application Data
  • MakeFORD
    Beginning Year1963
    Ending Year1968
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1963
    Ending Year1968
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size4.7L/289
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6
  • MakeFORD
    Beginning Year1968
    Ending Year1980
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1968
    Ending Year1980
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.0L/302
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6
  • MakeFORD
    Beginning Year1969
    Ending Year1988
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1969
    Ending Year1988
    Engine TypeV8
    Engine FamilyFord small block Windsor
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6
  • MakeFORD
    Beginning Year1970
    Ending Year1974
    Engine TypeV8
    Engine FamilyFORD CLEVELAND V8 GAS
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1970
    Ending Year1974
    Engine TypeV8
    Engine FamilyFORD CLEVELAND V8 GAS
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6
  • MakeFORD
    Beginning Year1971
    Ending Year1982
    Engine TypeV8
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size6.6L/400
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1971
    Ending Year1982
    Engine TypeV8
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size6.6L/400
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6
  • MakeFORD
    Beginning Year1975
    Ending Year1982
    Engine TypeV8
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC4
  • MakeFORD
    Beginning Year1975
    Ending Year1982
    Engine TypeV8
    Engine FamilyFORD MODIFIED V8 GAS
    Engine Size5.8L/351
    Converter Bolt Pattern11.500 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeC6

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