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2007 GMC Tahoe Gear View

Part of the L92's prodigious power output comes from its use of variable valve timing, rare among pushrod engines, and a first for GM's Vortec V-8s.
2007 GM Full-Size SUVs

 Part of the L92's prodigious power output comes from its use of variable valve timing, rare among pushrod engines, and a first for GM's Vortec V-8s.  View Related Article

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