20-530
1955-1985 265-427 Small and Big Block Chevrolet (except 400), 14 LB, Zero Balance, 153-tooth
OVERVIEW
Upgrade your stock flywheel to a Hays SFI-approved aluminum flywheel. Each flywheel is precision machined and engineered to handle extreme duty applications along with being designed to take the punishment of today's high horsepower street, off-road, and race engines.
Features:
- SFI-approved – legal for use in racing classes that require SFI certification
- 6061-T6 billet aluminum construction for weight reduction and excellent heat dissipation
- CAD designed to provide optimum performance and reliability
About Hays

Looking for clutches, flywheels, flexplates, or torque converters? Shop the selection at Holley.com to find what you need.
SPECS
# of Teeth | 153 |
---|---|
Application | Chevrolet |
Brand | Hays |
Center Bore (Register Diameter) | 2.486" |
Clearance Category | Transmission and Drivetrain |
Discount Percentage | Over 75% |
Emission Code | 5 |
Engine | Chevrolet Small Block Gen I |
GM Big Block | |
Engine Balance | Neutral |
Material | Aluminum |
Product Type | Flywheels |
Sale Category | Transmission and Drivetrain |
SFI Approved | Yes |
SFI Certification | 1.1 |
Warranty | Limited 90 Day Warranty |
UPC | 084041995303 |
Part Number | 20-530 |
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$19.99 CAD | $24.99 CAD
Product title
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$19.99 CAD | $24.99 CAD
Product title
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$19.99 CAD | $24.99 CAD
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