Categories: All Suspension All | Suspension | All Suspension Porcupine Head Mod $195.00 CZ250 or CZ400 Head Re-Dome $85.00 CZ125 Hemi-Head $375.00 Reed Valve porting $295.00 Cylinder Rebore $120.00 Crank Shaft Rebuild $85.00 Complete CZ 125/250/400 Engine Rebuild Labor Charge $450.00 Bottom End Rebuild $225.00 Front Forks Rebuild $150.00 Wheel Lacing $85.00