the s- tune is different to a s1 concept.
The r1 concept is pretty much the same as a S1.
Here is the spec list for mine how it left the nismo/omori factory...
P.s there is on for sale on piston heads for 37k
Engine spec
Nismo refreshed engine
Nismo Cams
Nismo N1 oil pump
Nismo S1 Rocker Covers/spark cover finished in Nismo Speckled powder coat
Nismo S1 Plenum, Finished in Nismo Speckled Powder coat
Nismo Exhaust Manifolds
Nismo Race Down pipes/Exhaust
Nismo Race Cat
Nismo exhaust- back box (quiet)
Nismo Intercooler (front mount)
Nismo Oil Cooler with Carbon duct (all lines are braided)
Nismo oil catch/swirl pot (plumbed into sump return)
Nismo Intercooler hard piping
Nismo Top turbo pipe work
Nismo Hoses
Nismo Oil cap
Nismo rad cap
Nismo Aluminium Radiator
Nismo N1 Water pump
Nismo Gasket Set
Nismo Heavy duty Strut Brace
Nismo Engine Mounts
Nismo Sump baffles (No proof of this)
Nismo main Bearings (No proof of this)
Nismo Pistons/rods (No proof of this)
Nismo valves (No proof of this)
FUEL SYSTEM
Nismo Fuel Regulator (adjustable)
Nismo Fuel Pump
ELECTRONICS
Nismo S1 ECU (piggy backed with HKS)
TRANSMISSION etc
Nismo Bushes
Nismo Stabilisers
Nismo Clutch Slave (large)
Nismo Gearbox Mounts
Nismo / BBS special build Forged Wheels (18”)
Nismo Break Pads
Nismo S-Tune Suspension. Full Adjustment of height/ softness/hardness etc, separate Gas/oil supply
Nismo Gear shifter
Up rated Altessa system (4 wheel drive)
Diff is LSD (electronic)
Nismo flywheel + clutch
EXTERIOR
Nismo Full repaint 2003
Nismo Light weight Front rear bumpers (Nismo I.D is pressed into inside of bumper)
Nismo Side skirts
Nismo Rear Spats
Nismo V-spec Rear Carbon Fibre Diffuser
Nismo V-spec Front Diffuser
Nismo LED REAR Lights
Nismo Side repeaters
Nismo Front Repeaters
Xenon Headlights (factory fitted)
INTERIOR
Nismo Speedo/rpm etc. White faced with Nismo written across them
Nismo RPM compressed 0-3000 rpm gauge
Nismo Gear Knob
FULL V-spec Trim (unmarked) with GTR race Bucket seats
Full Nissan Floor mates
MFD (Multi function display) up rated to read exhaust Temp and inlet Temp also
Mine looks a bit different to matty32's pics,.