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Easiest Kit Cars to Build

14/03/2017

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The Allure of the Kit Car

The dream of owning and driving a unique, custom-built sports car is a powerful one for many automotive enthusiasts. While the idea of crafting a vehicle from scratch might seem daunting, the world of kit cars offers a surprisingly accessible pathway to making that dream a reality. These kits provide the essential components and instructions, allowing individuals to assemble their own vehicle, often utilising parts from existing production cars. But for those embarking on their first self-assembly project, the question inevitably arises: which kit car is the easiest to build?

The answer often hinges on several key factors: the complexity of the chassis design, the availability and compatibility of donor parts, the clarity of the instructions, and the overall skill level required. Fortunately, manufacturers are increasingly focusing on user-friendliness, aiming to make the kit car experience enjoyable and achievable for a wider audience. Let's explore some of the top contenders for the title of the easiest kit car to build.

What is the easiest kit car to build?
The most popular and easiest to build kit car in the world. The exoskeletal chassis and lightweight GRP panels gives the Exocet a massively improved power to weight ratio as the MX5 is almost 50% heavier! Using a Mazda MX5 Mk1, Mk2 or Mk3 donor is easy, there is plenty of choice and donors can be bought for as little as £200.

The Exocet: Simplicity Through Smart Design

When considering the 'easiest' kit car, the Caterham Seven inspired Exocet frequently comes out on top. Its ingenious design philosophy centres around minimising complexity and maximising the use of readily available, off-the-shelf components, specifically from the venerable Mazda MX-5 (also known as the Miata in some markets). The Exocet's skeletal chassis, constructed from lightweight, fully triangulated tubular spaceframe, is a testament to efficient engineering. This robust yet simple frame is designed to integrate seamlessly with the mechanicals of a donor MX-5.

The beauty of the Exocet lies in its minimal reliance on extensive modifications to the donor vehicle. Instead of stripping down an MX-5 to its bare essentials and rebuilding it onto a new chassis, the Exocet kit allows builders to retain a significant portion of the original car's components. The process is often described as 'swapping' the MX-5's monocoque for the Exocet chassis. This means the engine, gearbox, suspension, and steering systems can largely remain in situ, dramatically reducing the time and technical expertise required for assembly. This approach not only simplifies the build but also significantly enhances the power-to-weight ratio, as the Exocet chassis is considerably lighter than the original MX-5 body.

Donor Vehicle Flexibility

The Exocet is compatible with a wide range of Mazda MX-5 models, spanning from the Mk1 (1989-1997), Mk2 (1998-2005), right up to the Mk3 (NC generation, 2005-2015). This broad compatibility offers builders considerable flexibility in sourcing their donor vehicle. Ideal donors are often MOT failures where the bodywork is beyond economical repair, as the original chassis and mechanical components are the primary focus. Crucially, a V5 registration document is essential for re-registering the finished Exocet.

Furthermore, the Exocet is designed to accept almost all performance upgrades available for the MX-5. This includes anything from upgraded brakes and suspension components to more significant enhancements like forced induction (turbochargers or superchargers) and performance engine management systems. This means that as your automotive passion grows, your Exocet can evolve with it.

Ergonomics and Customisation

In terms of accommodating the driver, the Exocet is remarkably versatile. Standard configurations can comfortably seat individuals ranging from 5'0" to 6'3" in height, and the design also allows for ample width to suit larger individuals. This inclusivity ensures that a broad spectrum of enthusiasts can enjoy the driving experience.

The kit itself typically provides everything needed to complete the build, with the notable exception of a lighting set, which is usually sourced separately to allow for personal choice. The synergy between the retained MX-5 parts and the Exocet kit components results in a lightweight, agile, and exhilarating driving machine that retains a familiar feel for anyone accustomed to the MX-5 platform.

Exocet Build Simplicity Factors
FactorEase of BuildExplanation
Chassis DesignVery HighLightweight, tubular spaceframe, easy to integrate donor parts.
Donor VehicleHighMazda MX-5 (Mk1, Mk2, Mk3) readily available and mechanically compatible.
Mechanical ComplexityLowMany original MX-5 components remain in situ, reducing labour.
BodyworkModerateLightweight GRP panels, straightforward to fit.
Overall SimplicityExcellentDesigned for home builders with minimal specialised tools or experience.

The Indycar: A Quirky and Engaging Project

Another kit car that garners attention for its buildability and unique character is the Indy, manufactured by MK Sportscars. The Indy is a project that has been continuously refined to simplify the assembly process for the home builder. It's a car designed to be built in a typical garage workshop, with ongoing product development ensuring that the build experience becomes progressively easier and more intuitive.

Which UK companies manufacture kitcars?
The following is a list of UK companies that manufacture kitcars: De Havilland Motor Company, Terry Groves, DJC Kit Cars (V-Storm), Dan Carpenter, DMO Sportscars (Legend), Steven Bruyninckx, DoonBuggies, Lee Rushton, and 64 more. (Note: The list continues with 64 more companies)

The Indy offers a distinctive aesthetic that is guaranteed to turn heads. Its quirky and unconventional styling ensures that it stands out from the crowd, making a bold statement on the road. While the visual appeal is undeniable, the manufacturer has placed a strong emphasis on making the construction process as straightforward as possible. This includes regular updates to the design and a focus on providing comprehensive support for builders.

Evolving Design for the Home Builder

MK Sportscars understands that the kit car market thrives on accessibility. The Indy's design evolution reflects this commitment, with improvements often introduced in response to feedback from the builder community. This iterative development process means that newer iterations of the Indy kit may incorporate even more user-friendly features and clearer assembly guidance.

The choice of donor engines and components is also a key consideration, and MK Sportscars keeps pace with market trends, offering updated options to suit current availability and builder preferences. This forward-thinking approach ensures that the Indy remains a relevant and achievable project for enthusiasts looking to build their next sports car.

The Joy of Ownership

Building the Indy is presented as a rewarding journey in itself. The satisfaction derived from assembling a unique vehicle is immense, but the true joy is amplified when the finished product takes to the road. The Indy's distinctive appearance garners positive attention, with people often stopping to admire, point, smile, and wave. It’s a car that brings smiles not only to its owner but also to those who see it.

The build experience, while requiring dedication and attention to detail, is designed to be manageable for those with a passion for cars and a willingness to learn. The quirky nature of the vehicle is mirrored in the enjoyable and engaging build process.

Key Considerations for Easiest Build

When evaluating the 'easiest' kit car, several overarching themes emerge:

  • Donor Vehicle Simplicity: Kits that utilise common, readily available donor cars with straightforward mechanicals (like the MX-5 for the Exocet) are generally easier. Less complex donor vehicles mean fewer specialised parts and less potential for compatibility issues.
  • Chassis Design: A well-designed, pre-fabricated chassis that requires minimal fabrication or welding significantly reduces the technical barrier. Spaceframe chassis, like the Exocet's, are often designed for straightforward component integration.
  • Component Integration: The fewer custom-designed or bespoke parts that need to be manufactured or adapted, the simpler the build. Kits that rely heavily on the donor car's original components inherently simplify the process.
  • Instruction Quality: Clear, detailed, and well-illustrated build manuals are paramount. A good manual can turn a potentially frustrating experience into a manageable and even enjoyable one.
  • Manufacturer Support: Access to technical support, forums, and a community of fellow builders can be invaluable. Manufacturers who actively engage with their customer base often provide the best support.

Frequently Asked Questions

What is the most common donor car for kit cars?
The Mazda MX-5 (Miata) is exceptionally popular due to its widespread availability, robust mechanicals, and rear-wheel-drive platform, making it ideal for many kit car designs, including the Exocet.
Do I need special tools to build a kit car?
While a comprehensive set of standard automotive tools is essential (wrenches, sockets, screwdrivers, etc.), most easy-to-build kits are designed to minimise the need for highly specialised or industrial equipment. A good quality torque wrench, a basic welder (if certain fabrication is required), and perhaps some bodywork tools might be beneficial, but many kits can be assembled with fairly common garage equipment.
How long does it typically take to build a kit car?
This varies enormously depending on the kit's complexity, the builder's experience, and the time commitment. Simpler kits, like the Exocet, can potentially be assembled in a few hundred hours of work. More complex builds can take well over a thousand hours. Many builders spread the project over several months or even years.
Is it difficult to register a kit car?
The registration process can vary by country and region. Generally, it involves obtaining a Vehicle Identification Number (VIN), passing a stringent inspection (often including safety and emissions tests), and providing documentation from the kit manufacturer and the donor vehicle. Having all the paperwork in order from the donor car (like the V5 in the UK) is crucial.
Can I use a different engine than the one specified for a kit?
While some kits are very flexible, others are designed around specific donor vehicles and their powertrains. Modifying the engine choice often requires significant engineering and fabrication work to ensure compatibility with the chassis, suspension, and transmission. It's always best to consult with the kit manufacturer before making such changes.

Conclusion

For the home builder seeking the path of least resistance, the Exocet stands out as a prime candidate for the easiest kit car to build. Its intelligent design, reliance on the widely available and user-friendly Mazda MX-5 donor, and the straightforward integration of components significantly streamline the assembly process. The Indy from MK Sportscars also offers a compelling option, particularly for those who appreciate its unique styling and the manufacturer's commitment to an evolving, builder-friendly experience.

Ultimately, the 'easiest' build is subjective and depends on individual skills and resources. However, by focusing on kits that minimise complex fabrication, maximise donor vehicle compatibility, and provide clear instructions, enthusiasts can confidently embark on their kit car journey and enjoy the immense satisfaction of building and driving their very own bespoke sports car.

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