
The Brian Crower valve spring set for Nissan QR25 engines is supplied as a set of 16 single valve springs intended for engine rebuilds and routine valve-train service. These springs match the QR25 application specified in the description and are intended to replace worn or damaged springs during maintenance or assembly, providing proper spring count and fit for that engine.
Brian Crower Valve Springs Single Nissan QR25 (Set of 16)