Performance; Flywheel
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Hays Performance; Flywheel

Part No. 12-535 Warranty Details  
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Hays aluminum flywheels are manufactured from certified billet material that will not break up under the stress of high RPM and severe punishment of racing. Features replaceable steel surface insert. Precision balanced to either neutral (internal) or Detroit (external) specifications. Meets SFI specification 1.1 for racing.

Product Features:
  • Certified Billet Material
  • Borg and Beck Clutch Pattern
  • Long-Style Clutch Pattern
  • Ring Gear Securely Mounted To Prevent Spinning
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2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    does external balance mean the balance weights are on the engine side or the tranny side. My present flywheel has the weight on the engine side.
    Asked on 10/29/2012 by Tom from Brooksville, Fl.

    1 answer



      With reference to this Hays Performance; Flywheel - part# 12-535, the external weights means the balance weights are on the engine side. For any further assistance, please visit your nearest Advance Auto store or call us directly at 1-877-ADVANCE (238-2623) and one of our representatives there would be more than happy to assist you.

      Answered on 10/30/2012 by Vincent from AAP
  • Q:

    what diamiter clutch does this accept?
    Asked on 3/30/2012 by Anonymous

    1 answer



      The ideal clutch disc for this Hays Steel Flywheels - Ford, Steel, 157 - Tooth, 30 lb with Part No. 12-535 would be Hays Clutch Disc, Organic, 1 1/16 in. Diameter Shaft, 10 - Spline, 11 in. Diameter Disc, Ford, Mercury with Part No. 40-108.

      Answered on 3/31/2012 by John the Car-Doc from AAP
Displaying questions 1-2

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