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Spec 94-96 Corvette Base ZR-1 Clutch Kit

SKU: SPECSC421Y

Clutch Kits

SPEC Stage 1 Clutch Kits...

Spec 94-96 Corvette Base ZR-1 Clutch Kit

SKU: SPECSC421Y

Clutch Kits

SPEC Stage 1 Clutch Kits...

A$1,147.32
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

SPEC Stage 1 clutch kits are designed for street, drag race, drifting, road race, rally, pulling, and autocross use. They feature integrally molded carbon-Kevlar® based, high performance organic linings that offer smooth engagement and excellent life. These linings have an integrally bonded steel backing for strength under high clamp loads and temperatures. Hubs are double-sprung with spring cover reliefs for flexibility and heat-treated components for strength and durability. Nearly a thousand different kits are available for countless applications, from the 1940s and up.

Additional features of SPEC Stage 1 clutch kits:

* High-clamp pressure plate
* Steel-backed and multi-compound woven organic material
* High-torque sprung hub and disc assembly
* Best for street and many track and off-road applications

Part Type

Clutch Kits

Data: v4.2 - Upd: 2026-10-14 20:42:11

Specifications

Product Attributes - Brand
SPEC Clutch
Product Attributes - Manufacturer's Part Number
SC421Y
Product Attributes - Part Type
Clutch Kits
Product Attributes - Product Line
SPEC Stage 1 Clutch Kits
Product Attributes - UPC
841802109443
Product Attributes - Clutch Usage
Performance
Product Attributes - Clutch Disc Quantity
1
Product Attributes - Flywheel Included
No
Product Attributes - Input Spline Quantity
26
Product Attributes - Input Shaft Diameter
1.125 in.
Product Attributes - Disc Diameter (in.)
11.000 in.
Product Attributes - Disc Diameter (mm)
279mm
Product Attributes - Disc Material
Organic
Product Attributes - Disc Style
Full face
Product Attributes - Hub Style
Solid
Product Attributes - Pressure Plate Style
Diaphragm
Product Attributes - Throwout Bearing Included
Yes
Product Attributes - Alignment Tool Included
Yes
Product Attributes - Pilot Bushing Included
Yes
Product Attributes - Counterweight Assist
No
Product Attributes - Mounting Hardware Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
For use with OE dual mass flywheel.

Reference Information

Brand Name/s Spec
StreetFX SKU specSC421Y
SFX Item ID 4503835
Supplier Item Code 4503835
Manufacturer SKU SC421Y
Manufacturer UPC N/A
Alternative References SXC-SC421Y, ZR-1

Compatibility

Application Data
  • MakeCHEVROLET
    ModelCORVETTE
    SubmodelBASE
    Beginning Year1994
    Ending Year1996
    Engine TypeV8
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size5.7L/350
    Application NotesFor use with OE dual mass flywheel.
  • MakeCHEVROLET
    ModelCORVETTE
    SubmodelCOLLECTOR'S EDITION
    Beginning Year1996
    Ending Year1996
    Engine TypeV8
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size5.7L/350
    Application NotesFor use with OE dual mass flywheel.
  • MakeCHEVROLET
    ModelCORVETTE
    SubmodelGRAND SPORT
    Beginning Year1996
    Ending Year1996
    Engine TypeV8
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size5.7L/350
    Application NotesFor use with OE dual mass flywheel.
  • MakeCHEVROLET
    ModelCORVETTE
    SubmodelINDIANAPOLIS 500 PACE CAR
    Beginning Year1995
    Ending Year1995
    Engine TypeV8
    Engine FamilyChevy small block Gen II (LT-based engines)
    Engine Size5.7L/350
    Application NotesFor use with OE dual mass flywheel.

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