Watch Now: Drilled & Slotted Rotors Livestream – UnderhoodService

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Tech Tips

Watch Now: Drilled & Slotted Rotors Livestream

Experts from Summit Racing and Babcox Media’s Tech Group discuss performance rotors and their impact on driving.

Underhood Service Staff Writers
By Underhood Service Staff Writers
Published:

In a one-hour Livestream sponsored by Summit Racing, Andrew Markel and the experts at Summit Racing covered the benefits of drilled and slotted rotors for the track and daily drivers.

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The experts from Summit Racing and Tomorrow’s Technician answered the following questions:

  • How can a lighter brake rotor outperform a heavier rotor? 
  • How should a hole or slot be drilled or cut to prevent cracking?
  • Can the holes or slots increase or decrease braking performance? 
  • What are some of the best-looking slot and hole patterns? 
  • Can a drilled or slotted rotor be machined on a bench lathe?

O’Reilly 2021 School of the Year instructor Jack Stow and his classes at CTECH Auto joined in and asked questions too!

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Subaru PCV Hose Redesign

Always order the most up-to-date replacement parts based on the specific model.

Underhood Service Staff Writers
By Underhood Service Staff Writers
Published:

2020-2022 Legacy & Outback 

2019-2022 Ascent 

With the 2.4L Turbo

This bulletin announces a design change made to the Positive Crankcase Ventilation (PCV) hose assembly. Enlarged clamps and a reinforced PCV hose material have been incorporated into production to address rare cases of odor coming from the engine compartment. A customer may describe this as a hot rubber, raw fuel or hot oil-type odor. If confirmed, replace the PCV hose assembly and the associated clamps with the new parts. The new PCV hose assemblies were incorporated into vehicle production starting with Legacy N3012316, Outback N3180978 and Ascent N3415317. Always order the most up-to-date replacement parts based on the specific. The latest part number:

Read Full Article

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