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[Image:Suzuki-GS550-DOHC.jpg|thumb|Overhead view of [[Suzuki GS550]] head showing dual camshafts and drive sprockets.]] | [[Image:Suzuki-GS550-DOHC.jpg|thumb|Overhead view of [[Suzuki GS550]] head showing dual camshafts and drive sprockets.]] | ||
'''DOHC''' stands for '''Dual Overhead Cam''' valvetrain configurations place the engine [[camshaft]] within the [[cylinder head]]s, above the combustion chambers, and drive the valves or lifters in a more direct manner compared to overhead valves ([[OHV]]) and [[pushrod]]s. | '''DOHC''' stands for '''Dual Overhead Cam''' valvetrain configurations place the engine [[camshaft]] within the [[cylinder head]]s, above the combustion chambers, and drive the valves or lifters in a more direct manner compared to overhead valves ([[OHV]]) and [[pushrod]]s. | ||