The Volkswagen Golf II 1.8 GTI 8V CAT, produced from 1985 to 1987, represented a key iteration within the highly successful second-generation Golf (Typ 19E) lineup. Positioned as a performance-oriented variant, it offered a balance between the more potent 16V GTI models and the fuel-efficient base trims. This five-door hatchback, built on the 1HX0/A3 platform, aimed to deliver a sporty driving experience with a degree of practicality, appealing to a broader customer base than the dedicated track-focused GTI variants. The “CAT” designation indicates the inclusion of a catalytic converter, reflecting growing emissions regulations in many European markets.
Technical Specifications
| Brand | Volkswagen |
| Model | Golf |
| Generation | Golf II (5-door) |
| Type (Engine) | 1.8 GTI 8V CAT (107 Hp) |
| Start of production | 1985 |
| End of production | 1987 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 11.3 l/100 km (20.8 US mpg, 25 UK mpg, 8.8 km/l) |
| Fuel consumption (extra urban) | 6.7 l/100 km (35.1 US mpg, 42.2 UK mpg, 14.9 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 10.3 sec |
| Acceleration 0 – 62 mph | 10.3 sec |
| Acceleration 0 – 60 mph | 9.8 sec |
| Maximum speed | 186 km/h (115.58 mph) |
| Weight-to-power ratio | 8.8 kg/Hp, 113.8 Hp/tonne |
| Weight-to-torque ratio | 6.1 kg/Nm, 163.8 Nm/tonne |
| Power | 107 Hp @ 5250 rpm |
| Power per litre | 60.1 Hp/l |
| Torque | 154 Nm @ 3250 rpm (113.58 lb.-ft. @ 3250 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | RD |
| Engine displacement | 1781 cm3 (108.68 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 81 mm (3.19 in.) |
| Piston Stroke | 86.4 mm (3.4 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Engine oil capacity | 4 l (4.23 US qt | 3.52 UK qt) |
| Kerb Weight | 940 kg (2072.35 lbs.) |
| Max. weight | 1430 kg (3152.61 lbs.) |
| Max load | 490 kg (1080.27 lbs.) |
| Trunk (boot) space – minimum | 345 l (12.18 cu. ft.) |
| Trunk (boot) space – maximum | 1145 l (40.44 cu. ft.) |
| Fuel tank capacity | 55 l (14.53 US gal | 12.1 UK gal) |
| Permitted trailer load with brakes (12%) | 1200 kg (2645.55 lbs.) |
| Permitted trailer load without brakes | 490 kg (1080.27 lbs.) |
| Length | 3985 mm (156.89 in.) |
| Width | 1680 mm (66.14 in.) |
| Height | 1405 mm (55.31 in.) |
| Wheelbase | 2475 mm (97.44 in.) |
| Front track | 1427 mm (56.18 in.) |
| Rear (Back) track | 1422 mm (55.98 in.) |
| Front overhang | 810 mm (31.89 in.) |
| Rear overhang | 700 mm (27.56 in.) |
| Drag coefficient (Cd) | 0.34 |
| Minimum turning circle (turning diameter) | 10.5 m (34.45 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Independent type McPherson, Transverse stabilizer |
| Rear suspension | Transverse stabilizer, Elastic beam |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Steering type | Steering rack and pinion |
| Tires size | 175/70 R13 |
| Wheel rims size | 5.5J x 13 |
Powertrain & Engine Architecture
The heart of the Golf II 1.8 GTI 8V CAT was the RD engine, an inline four-cylinder, naturally aspirated gasoline engine displacing 1781cc. This engine featured a single overhead camshaft (SOHC) valvetrain operating two valves per cylinder. Bosch’s K-Jetronic fuel injection system, a mechanical system known for its reliability, delivered fuel to the cylinders. The 8V designation refers to the eight valves (two per cylinder). The catalytic converter, a crucial component for meeting emissions standards, reduced harmful exhaust gases. While not as technologically advanced as the later 16V GTI engines, the RD engine was known for its robust construction and relatively straightforward maintenance. The engine produced 107 horsepower at 5250 rpm and 154 Nm (113.58 lb-ft) of torque at 3250 rpm. The five-speed manual transmission was standard, providing a good balance between acceleration and fuel economy.
Driving Characteristics
The 1.8 GTI 8V CAT offered a noticeable step up in performance compared to the base Golf models. Acceleration from 0 to 60 mph took approximately 9.8 seconds, and it could reach a top speed of 186 km/h (115.58 mph). While not blistering by modern standards, this was respectable performance for the mid-1980s. The five-speed manual transmission allowed drivers to keep the engine in its optimal power band. Compared to the more powerful 16V GTI, the 8V version felt less eager to rev, with peak power arriving lower in the rev range. This made it more tractable for everyday driving, but less exciting for enthusiasts seeking ultimate performance. The front-wheel-drive layout provided predictable handling, although it could exhibit some understeer when pushed hard.
Equipment & Trim Levels
The 1.8 GTI 8V CAT typically came equipped with a relatively generous level of standard features for the time. This included power steering, a four-speaker stereo, and upgraded interior trim compared to the base Golf. Upholstery was typically cloth, with options for patterned fabrics. Optional extras included a sunroof, central locking, and upgraded alloy wheels. The dashboard layout was typical of the Golf II, with a clear and functional design. The GTI badge was prominently displayed on the grille and rear of the car, signifying its performance aspirations.
Chassis & Braking
The Golf II 1.8 GTI 8V CAT utilized an independent McPherson strut suspension at the front, providing good handling and ride comfort. The rear suspension employed a torsion beam setup, which was simpler and more cost-effective. Front brakes were ventilated discs, offering good stopping power, while rear brakes were solid discs. The steering was a rack-and-pinion system, providing precise and responsive control. Tire size was typically 175/70 R13, mounted on 5.5J x 13 steel or alloy wheels.
Market Reception & Comparison
The Golf II 1.8 GTI 8V CAT was generally well-received by automotive critics. It was praised for its blend of performance, practicality, and affordability. It offered a compelling alternative to the more expensive and focused 16V GTI, appealing to buyers who wanted a sporty car without sacrificing everyday usability. Fuel economy was reasonable for a performance car of the era, and reliability was generally good. Compared to rivals like the Ford Escort XR3, the Golf GTI offered a more refined driving experience and a higher perceived quality.
Legacy
The Volkswagen Golf II 1.8 GTI 8V CAT remains a popular classic car today. The RD engine is known for its durability, and parts availability is generally good. While not as sought-after as the 16V GTI, the 8V version offers a more affordable entry point into Golf GTI ownership. Well-maintained examples are increasingly collectible, and the car continues to be enjoyed by enthusiasts for its classic styling, engaging driving dynamics, and enduring appeal. The Golf II cemented the GTI’s reputation as a benchmark for affordable performance, and the 1.8 8V CAT played a significant role in that success.
