Nissan Skyline R31 1988 is not just a car, but a symbol of the era of the Japanese automobile industry of the 1980s. The model has become a bridge between classic "boxes" R30 and revolutionary R32, laying the foundations for future GT-Rs. This year Skyline received updated optics, modified series motors RB and improved suspension, making it even more appealing to enthusiasts.

For collectors and tuners R31 interesting as a base for projects: from atmospheric RB20DE to turbocharged RB26DETT (after the swap). But before buying, it is important to know the pitfalls: body corrosion, problems with the automatic transmission and electrical nuances. In this guide, we'll look at everything from the model's history to restoration tips.

History and features of the R31 generation (1985–1989)

Debuted in 1985 Nissan Skyline R31 became the first in the line with a fully independent multi-link suspension HICAS (High Capacity Actively Controlled Suspension). The system automatically adjusted the wheel alignment angles at speeds above 80 km/h, improving handling. In 1988, the model received a restyling:

  • 🔹 New front and rear bumpers with integrated moldings
  • 🔹 Updated optics (headlights with improved light transmittance)
  • 🔹 Modified dashboard with digital speedometer (top versions)
  • 🔹Extended body colors (including rare "Midnight Purple")

In Japan R31 offered in 9 body styles: from a modest sedan HR31 to all-wheel drive hardtop GTS-R with motor RB20DET-R (210 hp). European and Australian versions (Nissan Laurel or Nissan Pintara) had a simplified configuration.

📊Which R31 engine do you like best?
  • RB20DE (atmo)
  • RB20DET (turbo)
  • RB26DETT (swap)
  • RB30E (Australian version)
  • Other

Technical characteristics: engines, transmissions, suspension

With my heart Skyline R31 steel series engines RB — legendary in-line sixes with a cast-iron block. Basic RB20E (130 hp) equipped with a system ECCS (Electronic Concentrated Control System), and the top RB20DET got a turbine Garrett T25 and intercooler. Full specs in the table:

Motor model Volume Power Torque Transmission
RB20E 1998 cm³ 130 hp at 6000 rpm 172 Nm at 4400 rpm 5 manual transmission / 4 automatic transmission
RB20DE 1998 cm³ 155 hp at 6400 rpm 181 Nm at 5200 rpm 5 manual transmission / 4 automatic transmission
RB20DET 1998 cm³ 180–210 hp* 245–265 Nm 5 manual transmission (always)
RB30E** 2962 cm³ 160 hp at 5600 rpm 247 Nm at 3200 rpm 5 manual transmission / 4 automatic transmission

*Power RB20DET varies depending on version: 180 hp for GTS-X, 210 hp for GTS-R.

** RB30E installed only on Australian Skyline HR31 And Laurel.

Transmissions R31 had weaknesses: machine guns RE4R01A suffered from overheating during aggressive driving, and manual transmissions FS5W71C required replacement of synchronizers after 150 thousand km. Suspension HICAS although it improved handling, it complicated tuning: for swapping on RB26 it was often removed.

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When purchasing an R31 with an automatic transmission, be sure to check the oil in the box - it should be red and without a burnt smell. If the fluid is dark, prepare for a major overhaul.

Weaknesses and typical problems

Despite its legendary status, Skyline R31 has a number of “diseases” that every potential owner should know about. The main one is corrosion. Body R31 is prone to rust in the following areas:

  • 🚗 Thresholds (especially in places where jacks are attached)
  • 🚗 Wings (bottom, under plastic fender liners)
  • 🚗 Trunk (in the recesses under the headlights)
  • 🚗 Spars (in case of an accident or poor-quality repairs)

The second common problem is motor overheating. This is due to a small radiator and an inefficient fan (in basic versions). When tuning or driving in traffic jams, the temperature easily rises above 100°C, which leads to cylinder head deformation. It is also worth paying attention to:

  • 🔧 Leaks of camshaft seals (typical for engines with mileage >200 thousand km)
  • 🔧 Timing chain wear (on RB20DE/DET requires replacement every 100–120 thousand km)
  • 🔧 Malfunction of the camshaft position sensor (symptom: floating speed)
How to check R31 for hidden corrosion?

Inspect the welds under the hood - if they are covered with paint "bubbles", the body has been welded. Also check the condition of the door seals: if they are wet, water penetrates into the interior and accelerates rusting of the floor.

⚠️ Attention: Upon purchase Skyline R31 with motor RB20DET Be sure to check compression in all cylinders. Normal values ​​are 12–13 bar. If in one cylinder the indicator is 2+ bars lower, get ready for a capital leak.

Tuning and modifications: from naturally aspirated to GT-R

Nissan Skyline R31 - an ideal platform for tuning due to easy access to spare parts and engine potential RB. Popular modification directions:

1. Atmospheric engines (RB20DE/E)

  • 🔧 Installation of camshafts Tomei or HKS (increase up to 170–180 hp)
  • 🔧 Replacing the throttle valve to 60–70 mm
  • 🔧 Direct exhaust with 4-2-1 manifold

2. Turbo builds (RB20DET)

  • 🔥 Replacing the turbine with Garrett T28 or IHI VF11 (up to 280–300 hp)
  • 🔥 Reinforced pistons and connecting rods (e.g. JE Pistons)
  • 🔥 Reflashing the ECU to Haltech or Nistune

3. Swap motors

  • 🔄 RB25DET (250 hp “out of the box”) - requires modification of the mounts
  • 🔄 RB26DETT (280 hp) - the box needs to be replaced with Getrag and suspension modification
  • 🔄 1JZ-GTE or 2JZ-GTE (for extreme projects)

For all-wheel drive versions (GTS-4) swap is popular on ATTESA E-TS from R32 GT-R, but this requires a complete rework of the electrical and transmission. A budget option is to install a self-block in the rear axle.

☑️ Checklist before swapping RB26 to R31

Done: 0 / 5

Market and prices: how much does Skyline R31 cost in 2026

Cost Nissan Skyline R31 Varies greatly depending on condition, modification and region. In Japan, prices for “live” specimens start from ¥800,000 (≈$5,500) for a sedan with a motor RB20E and end ¥3,000,000+ (≈$20,000) for rare GTS-R in perfect condition. In Russia and the CIS the picture is different:

Modification Condition Price, rub. Notes
RB20E, sedan Chassis (needs repair) 300 000 – 500 000 Often with mileage of 200+ thousand km
RB20DE, coupe Satisfactory 600 000 – 900 000 There may be traces of corrosion
RB20DET, GTS-X Good (after restoration) 1 200 000 – 1 800 000 Often with tuning
RB26DETT (swap) Excellent (project car) 2 500 000+ With documentation for improvements

When purchasing, pay attention to car history: Japanese auctions (USS, TCV) they often offer cars with “twisted” mileage. European examples (eg from Germany) may have problems with rust due to salty winter roads.

⚠️ Attention: Upon import Skyline R31 to Russia, check compliance with environmental standards. Motors RB20DET without a catalyst, they may not pass inspection - you will need to install a blende or reflash the ECU for Euro 2.

Operation and maintenance: tips for owners

Service Nissan Skyline R31 has its own nuances. Here are the key recommendations:

  1. Engine oil: Use semi-synthetics 10W-40 (For example, Idemitsu Zepro) and change every 5–7 thousand km. Motors RB sensitive to oil quality!
  2. Transmission: Fill in manual transmission GL-4 75W-90, in automatic transmission - only Nissan Matic-D or analogues (Idemitsu ATF Type-J).
  3. Brakes: Pads and discs from Brembo or Endless fit without modifications. When tuning the engine, install brakes from R32 GT-R (caliper adapter required).
  4. Electrical: Check your contacts at ECU - oxidation leads to errors P0300 (misfire).

For winter use it is recommended:

  • ❄️ Install a pre-heater Webasto (motors RB hard to start in cold weather)
  • ❄️ Use winter candles NGK BPR6ES-11 (gap 0.8 mm)
  • ❄️ Check the condition of the axle seals (at -20°C they become dull and leak)
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Flush the radiator regularly (every 2 years) Skyline R31 — its honeycombs quickly become clogged with dirt, which leads to overheating even with a stock engine.

Cultural legacy: R31 in movies, games and drifting

Nissan Skyline R31 became a pop culture icon of the 1980s and 1990s. It can be seen in:

  • 🎬 Movie "Easy money"(1989) - black GTS-X in the chase scene
  • 🎮 Game Initial D Arcade Stage - as a supporting car on Akina tracks
  • 🏁 Drift competitions D1 Grand Prix — pilot Nobutera Tanguchi started his career at R31

In Japan R31 associated with a subculture Bosozoku - street racers who modified cars in the "kaido racer" style: high spoilers, riveted arches and bright colors. Today the original "boso versions" Skyline prized by collectors.

Interesting fact: in Australia R31 sold as Nissan Pintara and participated in local rally championships. Legendary pilot Possum Burn won Australian Rally Championship 1988 exactly on Skyline HR31 with motor RB30E.

FAQ: answers to frequently asked questions

Is it possible to put an RB26 in an R31 without modifications?

No, you will need:

  • Replacing the subframe with a reinforced one (or welding additional stiffeners)
  • Installation of the box Getrag from R32 GT-R (native FS5W71C can't stand the moment)
  • Refinement of engine and gearbox mounts
  • Replacing drive shafts with shortened ones

Swap budget - from 500,000 rub. (excluding donor cost).

How to distinguish the GTS-R from the regular GTS-X?

GTS-R (1987–1989) has unique features:

  • Motor RB20DET-R with reinforced block and forged pistons
  • Four-wheel drive ATTESA E-TS (analogue of the system from GT-R)
  • Rear differential VLSD electronically controlled
  • Unique 16-inch wheels Speed Star
  • Digital instrument panel with backlight Electroluminescent

Total issued 800 copies GTS-R, so fakes are common. Check the VIN code!

What kind of oil should I put in HICAS?

System HICAS requires special fluid Nissan PSF-II (article KE909-99931). Analogues:

  • Idemitsu PSF Type-E
  • Motul Dexron III (as a last resort)

Refill volume - 0.6 l. Change every 60 thousand km or when a hum occurs in the steering rack.

Where to buy spare parts for R31?

Main sources:

For rare parts (such as the dashboard GTS-R) follow the auctions Yahoo! Japan or in groups Facebook (Nissan Skyline R31 Owners).

What is the service life of RB20 motors?

With proper maintenance:

  • RB20E: 300–350 thousand km to the capital
  • RB20DE: 250–300 thousand km (sensitive to overheating)
  • RB20DET: 200–250 thousand km (turbine T25 lives ~150 thousand km)

Critical points:

  • Wear of the crankshaft liners (symptom: knocking when cold)
  • Cracks in the exhaust manifold (typical for turbo versions)
  • Oil leaks through the valve cover (solved by replacing the gasket)