Incompatibility of NVCS Cam Gear with TOMEI RB25DE(T) PROCAM for R33

The TOMEI RB25DE(T) PROCAM for R33 is incompatible with Nissan OEM NVCS cam gear.

When installing the TOMEI PROCAM on an engine, please replace the OEM cam gear to TOMEI adjustable cam gear (P/N: TA302B-NS05A) for the intake side. In addition, 4 pcs of OEM cam gear bolts (P/N: 13012-D420A) and a lock washer (P/N: 13030-D420A) are required when installing the TOMEI PROCAM.

The OEM NVCS cam gear (Intake side)

The TOMEI adjustable cam gears

The OEM cam gear bolts and lock washer

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