GSC Power-Division Billet Toyota 2JZ-GTE S3 Camshafts Set Apex there are two problems:

there are two problems:

especially the torque

this waterneck not only functions fantastic

With the lower waterneck in the factory position

GSC Power-Division Billet Toyota 2JZ-GTE S3 Camshafts Set Apex there are two problems:GSC Power Division Billet Toyota 2JZ GTE S3 Camshafts Set Part # GSC 7030S3 GSC Power Division's big, nasty billet cams for the 2JZ GTE! Not for street use. 1,500+ HP applications running anything from Methanol, NO2 or 45+psi on large frame turbos. This is a serious cam for serious horsepower. These camshafts do require a valve spring upgrade capable of handling the added boost and RPM levels of high horsepower engine builds. Requires shimless buckets