Technical specifications

The car

My car is a '88 white phase 2 GT Turbo that's starting to look and feel as I had wanted. Take into account that things change according to the money I can spend! Standard phase 2 specs are this color. My custom specs are this other color.

Disclaimer: This information has been compiled from several sources, and, due to Murphy's laws, will contain errors. Nature is imperfect, so, anyway, why worry?

The specs

• Engine: Four cylinder in-line type C1J.
  • Engine block: cast iron.
    • Wet liner type.
    • Capacity: 1397 cc.
    • Bore / stroke: 76.0 / 77.0 mm.
    • Compression ratio: 7.9:1.
  • Pistons: aluminium alloy.
    • 1 Top compression ring (Thickness: 1.75 mm).
    • 1 Second compression ring (Thickness: 2.0 mm).
    • 1 Oil scraper ring (Thickness: 4.0 mm).
    • Piston axis diameter / length: 20 / 60.4 mm.
  • Cylinder head: aluminium alloy.
    • 8 Overhead single spring valves.
    • Spring free length: 46.9 mm.
    • Valve seat angle: 45°.
    • Valve diameters: 34.3 mm inlet ; 28.9 mm exhaust.
  • Camshaft: cast iron.
    • Lateral in-block, chain driven.
    • Four pressure lubricated bearings.
    • Pushrod length: 173.5 mm.
    • Pressure lubricated rocker arm shaft.
    • Valve clearances (cold): 0.20 mm inlet ; 0.25 mm exhaust.
    • Valve timing with valve clearances of 0.30 mm (inlet) / 0.35 mm (exhaust):
      • Inlet opens: 14° BTDC / closes: 66° ABDC
      • Exhaust opens: 54° BBDC / closes: 26° ATDC
  • Crankshaft: graphite cast iron.
    • Five pressure lubricated bearings.
• Oil system:
  • Gear type oil pump.
  • Pressure at 80 °C:
    • 1.3 bar (18.85 psi) at 750 rpm.
    • 3.2 bar (46.41 psi) at 4000 rpm.
  • Full flow monoblock oil filter (Type PBR A13618, Champion L203, Purolator L17695, PurFlux LS 590...).
  • Oil sump capacity: 3.7 l (+0.5 l oil filter). ELF synthetic 15W50 oil.
  • Aluminium oil radiator (From Open Kadett GSi) (Replacing old oil-water cooler).
• Fuel and exhaust system:
  • JR Direct Injection Kit, replacing:
    • Thermostatically controlled air filter entry (26°C/32°C).
    • Air filter (Type PBR BC1180, Champion W109...).
  • Water cooled Garret T2 turbo.
    • 680 ± 30 mbar (9.86 ± 0.43 psi) at 3500 rpm.
    • 700 ± 30 mbar (10.15 ± 0.43 psi) at 5500 rpm.
  • Cup type simplified turbo actuator circuit.
  • Boost pressure safety switch: 1.1 bar (15.95 psi).
  • Air-air intercooler (Thermostatically controlled at 43°C/47°C, converted to full-time full-flow , by locking the flap). Strapped, to reinforce it and painted black.
  • 'Super' (leaded 97 oct) fuel capacity: 43 l (+7 l auxiliary tank)
  • Electric fuel pump:
    • Flow: 60 l/h.
    • Pressure: 2.5 bar (36.25 psi).
  • Fuel pressure regulator:
    • Minimum idling pressure: 275 mbar (3.98 psi).
  • Solex 32 DIS 931 sealed carburettor:
    • Main jet: 120
    • Idling jet: 46
    • Accelerator pump jet: 40
    • Idling speed: 650 ± 50 rpm.
    • CO rate: 1.5 ± 0.5.
  • Momo Corse exhaust tailbox.
• Cooling system:
  • Pressurized with expansion tank.
  • Blue expansion tank safety valve-cap: 1.6 bar (23.2 psi).
  • Thermostat (83°C/93°C changed to 73°C/83°C).
  • Aluminium crossflow radiator.
  • 5.5 l ethylen glycol based antifreeze(30%).
  • Air fan: 100 W.
  • Air fan thermostatic switch (92°C/85°C replaced to 85°C/65°C). With dashboard switch to force it to work when I decide.
  • Antipercolation fan.
  • Antipercolation fan thermostatic switch (95°C/89°C). With added relay and dashboard switch to stop it when I don't want it.
  • Degassing unit.
  • Front bumper openings. Three big ovoidal openings with mesh.
  • Bonnet vents. Sierra Cosworth style.
• Ignition system:
  • Renix RE209 ignition module. I have a RE208 from a phase 1... :-(
  • Vacuum advance unit.
  • Pinking detector.
  • Angular position sensor. Inverted wires to gain 4° of advance.
  • Ignition order: 1-3-4-2.
  • Champion N3G spark plugs.
  • Silicone 7 mm wires.
• Electrical system:
  • Battery: Tudor maintenance free 12 V 47 Ah (195 A)
  • Alternator: Paris Rhone 12 V 60 A.
  • Starter motor: Paris Rhone.
  • Light system:
    • Sidelight: 4 W.
    • Tail / stop light: 5 W/21 W. Third stop light: 21 W.
    • Halogen headlamps: H4 55/60 W
    • Foglamps: Front H1 55 W white + rear red 21 W.
    • Direction indicators: 21 W.
    • Plate lamps: 5 W.
  • Central locking.
  • Electrically-operated front windows.
  • Blocked rear windows.
  • Denvo removable Stereo.
• Gearbox:
  • 200 mm single dry plate clutch.
  • Self adjusting clutch cable.
  • Manual 5-speed JB3 type gearbox.
  • Gear ratios:
    • 1st: 11/34 (3.091)
    • 2nd: 19/35 (1.842)
    • 3rd: 25/33 (1.320)
    • 4th: 30/29 (0.967)
    • 5th: 33/25 (0.758)
    • Reverse: 11/39 (3.545)
  • Final ratio: 15/56 (3.733)
  • Gear oil: Kraft 75W (3.4 l)
• Brakes (All calipers painted red! :-)).:
  • Vacuum servo unit.
  • AP Lockheed DOT 5.1 brake fluid.
  • Front:
    • 238 mm (20 mm thickness) ventilated discs. Changed to Brembo Gold pierced and ventilated ones.
    • Girling 48 mm single piston sliding calipers.
    • PTFE stainless steel braided hoses.
    • Ferodo Racing 845 brake pads.
  • Rear:
    • 238 mm (8.0 mm thickness) discs.
    • Bendix 30mm single piston sliding calipers.
    • Brake limiter.
• Suspension and steering:
  • Front suspension:
    • Independent McPherson struts with inclined coil springs.
    • DeCarbon shock absorbers. Changed to Koni Sport adjustable ones.
    • Sparco strut bar added.
    • 21 mm anti-roll bar.
    • Camber angle: -1°.
    • Castor angle: 1° 30' - 3° 30'.
    • Steering axis inclination: 9°.
    • Toe out angle: 0° 10'.
  • Rear suspension:
    • Independent with transverse 20.8 mm torsion bars.
    • DeCarbon shock absorbers.
    • 23.4 mm anti-roll bar.
    • Camber angle: -0° 50'.
  • Alloys: 5.5 J 13. Changed to Clio Williams 7 J 15.
  • Security bolts (2 sets).
  • Tyres 175/60HR13 or 195/55/HR13 @1.8 bar (26.1 psi). Changed to:
    • Front: Toyo Proxes T1 195/45VR15 78H @2.3 bar (33.3 psi)
    • Rear: Dunlop SP2040 195/45VR15 77H @2.3 bar (33.3 psi)
  • Rack and pinion steering gear:
    • Rack and pinion ratio: 21.7/1
    • Turn radius: 11 m.
    • Steering wheel turns: 3.25.
• Body:
  • Color: Renault white 321
  • Weight: 860 kg (63% front / 37% rear)
  • Size:

    	a: 625 mm. b: 2407 mm wheelbase. c: 560 mm. d: 3592 mm total length. e: 1367 mm total height. f: 1363 mm front axle width. g: 1596 mm track width. h: 120 mm (Front spoiler clearance: 130 mm). i: 1311 mm rear axle width.

  • Towing eyes painted red :-).
  • Solar roof.
• Other fittings:
  • LED Battery voltmeter.
  • AMR 3 point driver harness..
  • Security private locks.
  • Alarm, locks....

The results

• Fuel consumption:
  • City: 12.4 l/100 km (11.4 l/100 km)
  • Road (90-110 km/h): 7.6 l/100 km (7.4 l/100 km)
  • Highway (120-140 km/h): 8.2 l/100 km (8.4 l/100 km)
  • My average (city+road, some travels): 9.6 l/100 km
• Performance:

  Maximum horsepower: 120.1 bhp (86.6 kW) at 6250 rpm. Weigth/horsepower ratio: 7.16 kg/bhp. Maximum torque: 17.05 mkg (167Nm) at 4000 rpm. Top speed : 203.3 km/h at 5780 rpm. Acceleration: 0-100 km/h: 7" 64 400 m: 15" 63 1000 m: 28" 71