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The Supertech dual valve spring kit for Nissan SR20DET engines provides a matched dual-spring set tailored to SR20DET cylinder heads. The listing names SR20DET as the engine application for this Supertech kit. This kit is intended for valve spring replacement or when rebuilding SR20DET heads, supplying the dual-spring arrangement specified for that Nissan engine.
Supertech Nissan SR20DET Dual Valve Spring Kit
