Hays 13-231 billet steel SFI approved flywheel, 1964-85 Olds 307-455
Oldsmobile V8, 166 Tooth Count, 1.1 SFI Rating, 32 lbs. Weight, 2-piece Rear Main Seal Style
- This item ships directly from the manufacturer. It may take an additional 2 business days for Hays to ship this item.
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HolleyDAYS are here again! SAVE up to 20% on this part and hundreds of other Holley brands during the 2018 HolleyDAYS sale 11/15/18-12/31/18.Upgrade your stock flywheel to a Hays SFI-approved billet steel or 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.
Hays billet steel SFI approved flywheel, 1964-85 Olds 307-455, External Balance, 32 LB, 166-tooth
- SFI-approved – legal for use in racing classes that require SFI certification
- Choose precision CNC-machined 1045 billet steel for maximum strength and durability or 6061-T6 billet aluminum construction for weight reduction and excellent heat dissipation
- Aluminum flywheels feature forged heat treated steel ring gears and replaceable 1045 steel friction surface attached with high-grade fasteners
- CAD designed to provide optimum performance and reliability
- Available in Internal, External, or Zero (Neutral) balanced versions
- Applications offered for a wide variety of engines
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