NSR Classic
2021
NSR Classic – Rules and eligible models.
- Allowed
- Ford GT40 Mk I
- Ford GT40 Mk II
- Ford Mk IV
- Ford P68
- Porsche 917 K
- Not allowed
- Porsche 908/3
- Porsche 917/10
Cars must remain standard apart from the following allowable changes:
- Body
- White kit bodyshells must be fully painted.
- Guide
- Can be replaced with screw fit version: NSR 4844.
- Motor – Must be one of the following:
- NSR 3004 “Shark 20” – 20000 rpm, 164g-cm.
- NSR 3041 “Shark 21.5 Evo” – 21900 rpm, 164g-cm.
- Motor mount – Can be either of:
- NSR 1249b – Sidewinder Extra Hard (red).
- NSR 1270 – Sidewinder Evo Extra Hard (red).
- and fitted with bearings appropriate for the mount.
- Tyres
- Front – Free choice.
- Rear – Any black NSR tyre. Can be glued & trued.
- The NSR marking must be clearly visible on at least one sidewall of each rear tyre.
- Wheel Inserts
- Must be fitted
- Sundries
- All other components are free choice – e.g. braids, wires, screws, spacers, glues and lubricants.
- Body and motor mount screws can be loosened.
The following change is mandatory:
- Traction magnets
- Must be removed.