• Keeps the lower timing gear locked while the cylinder head is removed from engine
• Services I4, I5 & I6 (Atlas) engines
• Without this tool, the disassembly of the lower portion of the engine will increase labor time by 12hrs+ for cylinder head repair
• Make sure to follow the GM Service Bulletin “06-06-01-17C” for using the Lower Timing Gear Retainer Tool
• Compare to GM Factory Tool #EN-48464
• Applications: (GM Atlas Engines) Buick, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile & Saab
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