Quote:
Originally Posted by DanEC
Patrick - Flat tappet hydraulic cams are just as much in need of high ZDDP oil as flat tappet solid lifter cams. There are variables - sometimes solid cams run higher spring pressure for more revs, but hydraulic cams don't have the acceleration ramps that solid cams have either. |
Yeah, that's probably true. But I'm trying to think of the last time I heard of somebody wiping a hydraulic flat tappet lobe.