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Holley

Holley Crankshaft Trigger Wheels 556-185 Crank Wheels, EFI, Replacement, 12-1X, Hall Effect, 6.25 in. Diameter, Aluminum, Silver, Chevy, LS, Small Block, Each

SKU: HLY556-185

Crank Trigger Replacement Wheels
Holley Crankshaft Trigger Wheels 556-185 Crank Wheels, EFI, Replacement, 12-1X, Hall Effect, 6.25 in. Diameter, Aluminum, Silver, Chevy, LS, Small Block, Each

Holley

Holley Crankshaft Trigger Wheels 556-185 Crank Wheels, EFI, Replacement, 12-1X, Hall Effect, 6.25 in. Diameter, Aluminum, Silver, Chevy, LS, Small Block, Each

SKU: HLY556-185

Crank Trigger Replacement Wheels
A$638.67
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Get the best possible sensor pickup with Holley crankshaft trigger wheels. These wheels have 60 notches, plus one TDC double notch. They are available in a number of different sizes to support the clearances on different engines from 5 in. to 8 1/2 in. in diameter. The center hole is 1 in. in diameter and may require machining for application.

Part Type

Crank Trigger Replacement Wheels

Data: v4.2 - Upd: 2026-10-13 18:48:04

Specifications

Product Attributes - Brand
Holley
Product Attributes - Manufacturer's Part Number
556-185
Product Attributes - Part Type
Crank Trigger Replacement Wheels
Product Attributes - Product Line
Holley Crankshaft Trigger Wheels
Product Attributes - UPC
090127297100
Product Attributes - Crankshaft Wheel Material
Aluminum
Product Attributes - Crankshaft Wheel Color
Natural
Product Attributes - Hardware Included
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Holley
StreetFX SKU hly556-185
SFX Item ID 4782474
Supplier Item Code 4782474
Manufacturer SKU 556-185
Manufacturer UPC 90127297100
Alternative References HOL556-185, 12-1X

Compatibility

Application Data
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1955
    Ending Year1957
    Engine TypeV8
    Engine Size4.3L/265
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1957
    Ending Year1967
    Engine TypeV8
    Engine Size4.6L/283
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1962
    Ending Year1969
    Engine TypeV8
    Engine Size5.3L/327
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1964
    Ending Year1967
    Engine TypeV8
    Engine Size5.4L/327
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1967
    Ending Year1969
    Engine TypeV8
    Engine Size4.9L/302
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1967
    Ending Year2002
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1968
    Ending Year1973
    Engine TypeV8
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1970
    Ending Year1980
    Engine TypeV8
    Engine Size6.6L/400
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1975
    Ending Year1976
    Engine TypeV8
    Engine Size4.3L/262
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1976
    Ending Year2002
    Engine TypeV8
    Engine Size5.0L/305
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1979
    Ending Year1982
    Engine TypeV8
    Engine Size4.4L/267
    Engine FamilyChevy small block Gen I
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1997
    Ending Year2004
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1999
    Ending Year2014
    Engine TypeV8
    Engine Size5.3L/325
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1999
    Ending Year2017
    Engine TypeV8
    Engine Size4.8L/294
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year1999
    Ending Year2019
    Engine TypeV8
    Engine Size6.0L/364
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year2006
    Ending Year2015
    Engine TypeV8
    Engine Size7.0L/427
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250
  • UniversalNo
    MakeCHEVROLET
    Beginning Year2008
    Ending Year2017
    Engine TypeV8
    Engine Size6.2L/376
    Engine FamilyChevy small block Gen III/IV (LS-based engines)
    Harmonic Damper Diameter (in.)6.250

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