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OTC 4531 Harmonic Balancer Puller Installer Set, Steel Adapter Kit for Crankshaft Pulleys OTC OTC.4531
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OTC 4531 Harmonic Balancer Puller Installer Set, Steel Adapter Kit for Crankshaft Pulleys

Item # OTC.4531
$234.85
Quantity:      On Hand: 12QTY_CHECK:12-net:-DB:12-VSTOCK:0  Sold As: each
 
 
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Overview

 

OTC 4531 Harmonic Balancer Puller Installer Set, Steel Adapter Kit for Crankshaft Pulleys

  • The OTC 4531 Harmonic Balancer Puller Installer Set is designed for removing and installing harmonic balancers and drive pulleys that are press-fitted onto crankshafts. It includes a heavy-duty forcing screw and a complete range of metric and fractional adapters for broad engine coverage.
  • Features:
    • 2/3-way puller flange supports bolt circles from 2 ½ inches to 4 ¼ inches for versatile use across multiple applications
    • ¾-inch diameter forcing screw is internally threaded to accept eight included adapters for varied configurations
    • Comprehensive metric and fractional adapter set includes M16 x 2.0, M14 x 1.5, M12 x 1.5, ½-20, 7/16-20, ¾-16, 5/8-18, and 9/16-18 sizes
    • Blow-molded plastic storage case keeps components organized and secure for transport and shop use
  • Includes:
    • Puller flange, bearing-centered 2/3-way design
    • ¾-inch diameter forcing screw, internally threaded
    • Eight threaded adapters (M16 x 2.0, M14 x 1.5, M12 x 1.5, ½-20, 7/16-20, ¾-16, 5/8-18, 9/16-18)
    • Assorted bolts and washers for puller mounting
    • Blow-molded plastic storage case
  • Specifications:
    • Manufacturer: OTC (Bosch Automotive Service Solutions)
    • Part Number: 4531
    • Material: Steel (puller flange and adapters) and plastic (storage case)
    • Adapter Sizes Supported: M16 x 2.0, M14 x 1.5, M12 x 1.5, ½-20, 7/16-20, ¾-16, 5/8-18, 9/16-18
    • Bolt Circle Range: 2 ½ inches to 4 ¼ inches
    • Applications: Suitable for removal and installation of harmonic balancers and crankshaft pulleys on engines with press-fit configurations
 

OTC, part of Bosch Automotive Service Solutions, developed the 4531 Harmonic Balancer Puller Installer Set to provide reliable service for press-fit pulley and balancer applications. Its balanced puller flange, heavy-duty forcing screw, and wide adapter selection make it an essential tool for professional engine maintenance.
 

Q: What size adapter threads are included?
A: The kit includes adapters in M16 x 2.0, M14 x 1.5, M12 x 1.5, ½-20, 7/16-20, ¾-16, 5/8-18, and 9/16-18 thread sizes.
 

Q: What bolt circle range does it cover?
A: The puller flange covers bolt circles ranging from 2 ½ inches to 4 ¼ inches.
 

Q: Does the kit include a case?
A: Yes. A blow-molded plastic storage case is included for secure organization of all parts.