DRD LEVEL 3  |  PORSCHE 911 CYLINDER HEADS

L3 911head porting is for sport/street. A step up over stock hp. A full port and polish, complete valve job, springs shimmed to your cam. This port combo retains bottom end torque with excellent mid-range and high-end pull to 6000 rpms with increased fuel mileage. Recommended stock or mild cam shafts.

DRD L3 Porsche 911
Porting Labor Only
Set of Six:
$899 <call to order

*Customer needs to supply rebuildable cores. We can supply these heads outright for $1899.99 for a set of (6), fully rebuilt and ported.