balancers pulleys

SMALL-BLOCK BALANCERS AND PULLEYS

Balancers

12551537

  • Engine Application:1969-up 305 and 350; 90V-6 competition
  • 6.750” Outer Diameter
  • Smaller size for limited clearance
  • Timing mark is 10 degrees before keyway centerline
  • Use with timing pointer P/N 3991435

19301706

  • Engine Application: 1970-74 350; ZZ6 and CT 400 crate engine
  • 8” outer diameter
  • Nodular iron
  • Inertia ring is 1-11/16” wide
  • For externally balanced engines
  • Use with timing pointer P/N 3991436

12498008

  • Engine Application: 383 crate engine with one-piece crank seal
  • 8" outer diameter
  • Counterweight can be removed for neutral balance
  • For externally balanced engines
  • Use with 383 engine components and crankshaft P/N 12489436

24502534

  • Engine Application: All racing. Accepts standard pulleys
  • 7.074" outer diameter
  • Specially tuned for racing applications up to 9,000 rpm
  • Uses standard crank hub diameter

24502535

  • Engine Application: All racing
  • 7.074" outer diameter
  • Specially tuned for racing applications
  • Use with large-diameter 1.598" crankshaft hub

Pulleys and Bolts

19355269

Crankshaft Pulley, 6-5/8"

  • Two-groove, high-rpm 6-5/8" pulley
  • For engines with short water pump

NOTE: Can be used with a water pump pulley and belt P/N 9433722 without an idler pulley or alternator.


9440024

Crankshaft Bolt

  • Positive retention 7/16"-20 x 2-1/4" bolt
  • For engines with tapped crank snouts
  • Use with washer P/N 14001829

NOTE: Can be used with a water pump pulley and belt P/N 9433722 without an idler pulley or alternator.


Subscribe to the Chevy Performance enthusiast monthly newsletter.


Check out Chevrolet Performance product releases, future car builds, and more.

Connect


Connect with Chevy Performance.

Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance Parts may not meet Federal Motor Vehicle Safety Standards and emissions regulations and should not be operated on public roads. Chevrolet Performance customers are responsible for ensuring their use of Chevrolet Performance complies with applicable federal, state, and local laws, regulations, and ordinances. Many parts intended for racing or other “off-highway” use are not designed or tested for crashworthiness or to meet the safety needs of the motoring public, and may adversely affect the original intended performance or handling characteristics of the vehicle. These parts are designed and intended to be used with experts supervising their installation and use, to help assure the proper and safe operation of the vehicle.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.

  • MyLink functionality varies by model. Full functionality requires compatible Bluetooth and smartphone, and USB connectivity for some devices.

  • Do not use summer-only tires in winter conditions, as it would adversely affect vehicle safety, performance and durability. Use only GM-approved tire and wheel combinations. Unapproved combinations may change the vehicle’s performance characteristics. For important tire and wheel information, go to my.chevrolet.com/learn/tires or see your dealer.

  • Requires available Performance Exhaust or Z51 Performance Package.

  • Requires available Performance Exhaust or Z51 Performance Package.

  • If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call SiriusXM at 1-866-635-2349. See SiriusXM Customer Agreement for complete terms at siriusxm.com. All fees and programming subject to change. Sirius, XM, SiriusXM and all related marks and logos are trademarks of Sirius XM Radio Inc.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.