P2R CNC Ported Cylinder heads come sold as a pair.
Jet Wash Cleaning
Removal of OEM Guides
CNC porting of intake and exhaust ports
CNC of the combustion chamber
If you do not provide us with your cylinder heads. We can
provide them for $400.
Spring & Retainer Kits:
Spring & Retainer Kits are complete with Valve Springs,
Retainers, Spring Seats, & Valve Locks.
Ferrea Bronze Valve Guides with installation. Bull nose taper
added to improve airflow.
Intake Valve Seats:
Intake valve seats is required for 37mm valves. Not required
for 36mm valves however does provide a base for a better competition valve job.
Exhaust Valve Seats:
Exhaust valve seats is required for 31mm valves. Not required
for 30mm valves.
Valve Guides & Competition Valve job must be added in
order to get the heads assembled. Assembly includes Debur, glass bead, final
wash. Set Valve drops and spring heights. Assemble complete from Locks to
Valves. Also includes cylinder head resurfacing.