email: chris@cjsracing.co.uk tel: 07594 342279
If you are an enthusiast you may benefit from single operations such as having your stock valves/restored/polished and modified for extra flow or just performance valve seat prep and bowl blends on your stock heads !
Skim and modify 998/999 heads and combustion chambers for 12.2.1 compression and clean to build using your stock pistons £100 gives 4-6hp through the rev range.
Labour to restore/polish and radius your set of 8 inlet and exhaust valves for extra flow £60
Labour to fit 8 valve guides/reem to size/micro-hone and selectively fit to your valves £45
Labour to remove 8 valve guides £20
Labour to fit 4valve guides/reem to size/micro-hone and selectively fit to your valves £25
Labour to remove 4 valve guides £20
Performance seat cutting using PEG FM1 £15 per seat
Clean up 45 degree seat angle only £5 per seat
Combustion chamber de-shrouding and polish £25 per chamber
(Prices based on sending your crankshaft only)
Balance your crank/rods/pistons/flywheel £160
Balance your crank/rods/pistons/flywheel and re-build including specification shell bearings £210 (cleaned and ready for you to install)
Knife edge/lighten /balance/polish. Please phone or e-mail.
our customers come first...