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Hays Heavy-Duty 168-Tooth Flexplate 10-030 Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

SKU: HAY10-030

Flexplates

Hays Heavy-Duty 168-Tooth Flexplate 10-030 Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

SKU: HAY10-030

Flexplates

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A$332.00 A$465.51
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

IMPORTANT NOTICE: This will not fit 1999-2000 6.0L applications with 0.400 in. extended crank flange and came with flat flexplate. This will not fit 1999-2000 4.8L applications that originally came with a manual transmission.

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: 2026-10-23 00:15:56

Specifications

Product Attributes - Brand
Hays
Product Attributes - Manufacturer's Part Number
10-030
Product Attributes - Part Type
Flexplates
Product Attributes - Product Line
Hays Heavy-Duty Flexplates
Product Attributes - UPC
084041027097
Product Attributes - Ring Gear Tooth Quantity
168-tooth
Product Attributes - Flexplate Diameter (in.)
14.00
Product Attributes - Rear Main Seal Style
1-piece
Product Attributes - Engine Balance
Internal
Product Attributes - Flexplate Material
Steel
Product Attributes - SFI Rating
SFI 29.1
Product Attributes - Marine Use
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
This will not fit 1999-2000 6.0L applications with 0.400 in. extended crank flange and came with flat flexplate. This will not fit 1999-2000 4.8L applications that originally came with a manual transmission.

Reference Information

Brand Name/s Hays
StreetFX SKU hay10-030
SFX Item ID 5093385
Supplier Item Code 5093385
Manufacturer SKU 10-030
Manufacturer UPC 84041027097
Alternative References 168-Tooth

Compatibility

Application Data
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.2L/376
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2014
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size5.3L/325
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size4.8L/294
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E
  • MakeCHEVROLET
    Beginning Year2001
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2001
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
  • MakeCHEVROLET
    Beginning Year2001
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM350
    Application NotesCrank adapter sleeve is required when mounting an LS engine to a GM 3-speed automatic transmission.
  • MakeCHEVROLET
    Beginning Year2001
    Ending Year2017
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size6.0L/364
    Converter Bolt Pattern11.063 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer CodeTHM700-R4/4L60/MD8
  • MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Engine Size7.0L/427
    Converter Bolt Pattern10.750 in.
    Crankshaft to Flywheel/Flexplate Attachment6-bolt
    Transmission Manufacturer Code4L60-E

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