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Home » Mitsubishi Evo 4-9 » Evo ND Cylinder Heads
- Port, polish & blend
- Modify combustion chambers & balance volumes
- Fully de-burred
- Skimmed surface
- 3 angle valve seats
- Modified for ND fire ring gasket and 12.7mm head studs
- ND valve spring kit
- ND shim set
- ND Ti retainers
- ND 1mm oversize inlet valves
- ND 2mm oversize inconnel exhaust valves
- ND bronze valve guides
- ND solid lifter camshafts (Pair)
- ND solid lifter set
- ND vernier cam pulleys (Pair)
- New high temp valve stem seals
(Suits stroker engines best) (Rated to over 1250hp+)
........But with additional processes to cope with the rigors of 1250hp and upwards. Heavily processed by ND with proven experience from our own ND Evo 9 SWB.
We don't want to publish the exact things we do on this unit as it has been gained by many many versions in testing.
Please call ND for further information.
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Evo 9 SWB is competing in the UK Time Attack series for 2019, Keep
an eye on our social media for updates and the Norris Designs
YouTube channel for in car videos.
Version 3 supercharger kits proving themselves out there all around
the world! Zero lag!
Version 4 dry sump kits in stock and ready to ship. Featuring the
SUPERB Auto Verdi oil pump.
Colt Ralliart is competing th CCRC Saloons Championship again in
2019. Going great so far!
Designs are the UK agent for Bullet engine blocks. We stock 4G63
& 4G64 versions. As used in our Evo 9 SWB demo car.