Supertech Valve Spring & Retainer Set For VW 12V VR6 | Fits MK3 & MK4 GTI, Golf, Jetta, & A3 Corrado

ST-SPRK-V2093/4

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SUPERTECH VALVE SPRING AND RETAINER SET FOR 12V VR6

Rev higher and drive faster with confidence. Supertech's 12V VR6 valve spring & retainer kit uses high-quality steel and military certified titanium for durable performance.

LEADING FEATURES

  • Safely increase your power range
  • Protects against valve float in high-rpm engines
  • Complete kit of 12 valve springs & matching retainers
  • Direct fit, no machining or modifications required
  • Works with all stock or aftermarket valves
  • Steel alloy valve springs with higher spring rates
  • Low-weight & ultra-durable titanium retainers

SAFELY INCREASE YOUR RPM RANGE

Safely increase your powerband and rev higher by upgrading your valve springs and retainers, a must for anyone looking to rev out past 7500rpm. Performance valve springs feature higher spring rates reducing the chance of valve float and engine damage at higher RPM. Titanium retainers reduce mass allowing the valve train to rev higher, faster. The use of titanium provides an adequate fatigue life to be acceptable for all but the highest mileage street use. Supertech's 12V VR6 spring kit is rated for use in engines up to 8300-8500rpm.

TECHNICAL DETAILS

All Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpm. Using high-quality steel alloy also provides the added benefit of a better structural memory of the spring. The valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. This software also allows Supertech to ensure that the harmonics are under control, this advanced technology is combined with high-quality steel alloy making Supertech valve springs more durable in extreme conditions. Supertech valve springs give your performance street or race engine a serious competitive advantage in both performance and durability.

Supertech retainers are manufactured with high-quality military grade Titanium alloy and CNC machined for an exacting fit.