The P Racing 5 axis cylinder heads are used in the some of the fastest cars in the world. Over 10 years of R&D our cylinder heads have come a long way in the sport compact world.
The Prayoonto SFWD/AWD cylinder head package is designed to offer the biggest power and reliability for customers with high horspower k series engines like found in the XFWD or AWD class. While it can whistand 12-1500whp it can also drive down the highway just fine in your weekend warrior that makes all the boost.
2399 Includes - CNC port, CNC intake and exhaust flange, spec radius valve job, Supertech stainless intake valves, turbo inconel exhaust valves, dual springs, titanium retainers and cnc keepers. The spring pressure will be set for your application using our digital spring pressure tester.
Option- upgrade the exhuast valves to 6.6mm stems for all out max effort 50+ psi setups.
Customer must supply PPA/PPL,RBC or PRB core for this head or select core when purchasing.
Exhaust Valve Stem Size