Opel GT (1968-73)

The Opel GT (1968-1973) is a classic car with a few common issues to watch out for:

1. **Rust**: This is a major concern, especially in areas like the sills, floorpans, valances, and wheel arches. Pay special attention to the front wheel arches where there's a structural bulkhead.
2. **Oil Levels**: The 1.9-litre engine has a small three-quart sump, so it's crucial to regularly check and maintain oil levels.
3. **Electrical Issues**: Problems with the headlights and other electrical components can occur, often due to aging wiring.
4. **Starting Problems**: Some owners report difficulties with starting, which can be related to the carburetor or fuel pump.
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Generations
The Opel GT produced between 1968 and 1973 is considered the **first generation** of this model. Here are some key details about it:

- **Design and Development**: The Opel GT was first introduced as a concept car at the 1965 Frankfurt and Paris motor shows. It was designed by Erhard Schnell and Clare MacKichan.
- **Production**: The production run lasted from 1968 to 1973, with a total of 103,463 units produced.
- **Engine Options**: It came with two engine options: a 1.1-litre OHV inline-four engine and a more popular 1.9-litre CIH inline-four engine.
- **Transmission**: The standard transmission was a four-speed manual, with a three-speed automatic available for the 1.9-litre engine.
- **Body Style**: The GT featured a sleek, two-door coupé body style, often compared to the Chevrolet Corvette of the same era.
- **Special Models**: In 1971, Opel introduced the GT/J (Junior) model, which was a more affordable version with fewer features and less chrome.

This generation of the Opel GT is highly regarded for its distinctive styling and sporty performance.
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Engines
The Opel GT (1968-1973) was fitted with two main engine options:

1. **1.1-litre OHV inline-four engine**: This engine produced around 67 horsepower (SAE) at 6,000 rpm.
2. **1.9-litre CIH inline-four engine**: This more popular option produced 102 horsepower (SAE) at 5,200 to 5,400 rpm.

Both engines were paired with a four-speed manual transmission, and the 1.9-litre engine also had an optional three-speed automatic transmission.
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Spares
Here are some places in the UK and Ireland where you can find spare parts for an Opel GT (1968-1973):

1. **SC Parts Group Ltd**: They offer a wide range of classic Opel parts, including those for the Opel GT. You can check their inventory online and order parts directly from their website.

2. **Autodoc**: This online store has a comprehensive catalogue of parts for the Opel GT, including engine components, brakes, and more.

3. **EU-Spares**: Another online retailer that provides a variety of parts for the Opel GT. They offer quick delivery and a broad selection.

4. **Autoparts Ireland**: Located in Craigavon, Northern Ireland, they specialize in used car parts and might have what you need for your Opel GT.

5. **RockAuto**: Although based in the US, they ship internationally and have a detailed parts catalogue for the Opel GT.
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Specialists
Finding a specialist for your Opel GT (1968-1973) in the UK or Ireland can be crucial for maintaining and restoring your classic car. Here are a few options:

1. **Opel GT Source UK**: They specialize in parts and services for Opel GTs and have a good reputation among classic car enthusiasts.

2. **GT Motorsports**: Located in the UK, they offer a range of services for classic Opel GTs, including restoration and maintenance.

3. **Classic Car Specialists**: Many classic car specialists across the UK and Ireland can handle Opel GTs. It's worth checking with local classic car clubs or forums for recommendations.

4. **Opel GT Owners Club**: Joining a club can provide valuable resources and connections to specialists. The Opel GT Owners Club in the UK is a great place to start.
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Racing
Yes, the Opel GT (1968-1973) did have a racing history. It participated in various motorsport events, particularly in Europe. Here are some highlights:

1. **Rallying**: The Opel GT was used in rally competitions, including the Monte Carlo Rally. Its lightweight and nimble handling made it a competitive choice in these events.
2. **Circuit Racing**: The car also saw action in circuit racing, including the Nürburgring. It was often modified for better performance, with enhancements to the engine and suspension.
3. **Hill Climb Events**: The Opel GT was popular in hill climb events, where its agility and power-to-weight ratio were advantageous.

These racing activities helped to cement the Opel GT's reputation as a capable and sporty vehicle.

The Opel GT (1968-1973) has a variety of performance modifications that enthusiasts often pursue to enhance its capabilities. Here are some popular upgrades:

1. **Engine Upgrades**:
- **2.0L "Big Valve" Conversion**: Upgrading from the original 1.9L engine to a 2.0L engine with larger valves can significantly improve performance.
- **Carburetor Upgrades**: Replacing the stock carburetor with a Weber carburetor can enhance throttle response and overall engine performance.
- **Turbocharging**: Some enthusiasts have successfully added turbochargers to the 1.9L engine, providing a substantial boost in power.

2. **Exhaust System**:
- **Performance Exhaust**: Installing a performance exhaust system can improve exhaust flow, resulting in better engine efficiency and a sportier sound.

3. **Suspension and Handling**:
- **Upgraded Shocks and Springs**: Replacing the stock suspension components with performance shocks and springs can improve handling and ride quality.
- **Sway Bars**: Adding or upgrading sway bars can reduce body roll and improve cornering stability¹.

4. **Brakes**:
- **Disc Brake Conversion**: Upgrading to disc brakes, especially on the front wheels, can significantly improve stopping power and safety.

5. **Ignition System**:
- **Electronic Ignition**: Replacing the points-based ignition system with an electronic ignition can improve reliability and performance.

6. **Cooling System**:
- **Radiator Upgrades**: Installing a more efficient radiator can help keep the engine cool, especially during spirited driving or in hot climates.

These modifications can transform the Opel GT into a more powerful and enjoyable classic car.