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The Supertech dual valve spring kit for the Nissan Pulsar GTi-R supplies matched dual springs for that specific application to support valve control under higher loads. Presented as an application-specific kit, it replaces OE single springs with a dual-spring arrangement to improve valve stability where needed. This kit is intended for Nissan Pulsar GTi-R engines and offers a straightforward upgrade path for stronger valve spring control without extraneous component claims.
Supertech Nissan Pulsar Gti-R Dual Valve Spring Kit
