- The timing tool set includes the tools required to properly service GM Atlas/Vortec engine family
- Kit includes:
- 7459 - GM Lower Timing Gear Retainer Wedge
- 5047 - GM 4.2L Camshaft Holding Tool
- 5475 - GM Flywheel Holding Tool
- Services: I4 2.8L 2800, I5 3.5L 3500, I5 3.7L 3700 Atlas/Vortec engines found in Buick, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile & Saab models
- Compare to GM Factory Tools EN-48464, J-44221 & EN-46547
- NOTE: 5047 camshaft holder and 7459 gear retainer also works on the I6 4.2L, but the flywheel holder doesn't. The I6 4.2L requires J-44226 instead
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