Article · Wikipedia archive · Last revised Jun 8, 2026

S-VT

S-VT, or Sequential Valve Timing, is an automobile variable valve timing technology developed by Mazda. S-VT varies the timing of the intake valves by using hydraulic pressure to rotate the camshaft. S-VT was introduced in 1998 on the ZL-VE engine and is used in the B-, Z-, MZR- and J-families of engines.

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Jun 8, 2026

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S-VT, or Sequential Valve Timing,¹ is an automobile variable valve timing technology developed by Mazda. S-VT varies the timing of the intake valves by using hydraulic pressure to rotate the camshaft. S-VT was introduced in 1998 on the ZL-VE engine and is used in the B-, Z-, MZR- and J-families of engines.

See also

See also

Variable valve timing

References

References

Carley, Larry (25 November 2013). "The SKYs the Limit: Looking into Mazda's SKYACTIV Engine Technology". enginebuildermag.com. Engine Builder Magazine. Retrieved 16 July 2025.