Most new sports cars rarely see track action, making this 2023 Toyota GR86 unique. It was purchased brand new and never registered for street use, racking up 17,000 miles on the track instead. When the original engine encountered issues, the owner arranged for an engine replacement and continued driving.
Initially reported by Engine Swap Depot, the car’s Subaru-derived FA24 2.4-liter boxer was swapped out for a Honda K-Series inline-four of the same displacement by MA-Motorsports after its harmonic balancer detached, resulting in damage to the crankshaft and bearings. The new engine was installed using a KPower Industries kit, which included an adapter that allowed it to connect to the stock six-speed manual gearbox.
The K-Series is a favored choice for engine swaps due to its widespread availability, compact size, and potential for upgrades. This K24A2 engine, used in the first-generation Acura TSX, produced around 200 horsepower from the factory. A Link G4X XtremeX ECU boosts the swapped engine to 240 hp, a notable upgrade over the 228 hp the original FA24 generated before failure. The engine features Skunk2 camshafts and a KPower oil pan, intake manifold, and exhaust headers, while keeping other factory internals intact.
If you noticed the prominent rear wing and front splitter, the GR86 is far from its stock condition. Its suspension has been reworked for track performance with aftermarket coilovers, and the brakes have been upgraded with AP Racing calipers in front and Brembo calipers in the rear. The stripped interior features a Momo steering wheel, OMP driver’s seat, and a custom aluminum dashboard housing a Link/AIM digital display.
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We have heard other accounts of GR86 engines failing following track use, but due to a different issue. Owners have reported oil starvation caused by gasket failure, which should be covered under warranty since track use doesn’t cancel warranty protection for Toyota’s GR-branded models. However, owners have encountered challenges in getting the company to honor that guarantee. The extensive alterations made to this car may have voided its warranty, anyway.
Issues like this are, to put it mildly, not advantageous for a vehicle so well designed for track usage. Nevertheless, it’s a positive note that Toyota and Subaru continue to manufacture a straightforward, relatively affordable sports car like this. Given the possibility that the GR86’s successor might change considerably, that situation may not last long.
### Engine Replacement Possibilities After Toyota GR86 Engine Issues at 17,000 Miles of Heavy Use
The Toyota GR86, recognized for its dynamic performance and thrilling driving experience, has developed a dedicated following among enthusiasts. Nevertheless, cases of engine failures, especially after intense use at comparatively low mileage, can raise concerns for owners. If you find yourself confronting an engine malfunction at 17,000 miles, it’s vital to carefully examine your replacement options. Here’s a summary of the potential paths you can pursue.
#### 1. **Warranty Protection**
Before considering any replacement solutions, verify if your GR86 remains under warranty. Toyota typically provides a 3-year/36,000-mile basic warranty and a 5-year/60,000-mile powertrain warranty. If the engine breakdown is covered, you may qualify for a complimentary replacement or repair through your dealership. Documenting the failure and retaining any maintenance records will be essential in this process.
#### 2. **Factory Replacement Engine**
If warranty coverage is not viable, one of the most straightforward alternatives is to install a factory replacement engine. This option ensures you receive a new engine that adheres to Toyota’s specifications, preserving the characteristics and performance of your GR86. Factory replacement engines can be procured from authorized dealerships or certified Toyota parts suppliers.
#### 3. **Rebuilt or Remanufactured Engines**
Another feasible alternative is to consider a rebuilt or remanufactured engine. Rebuilt engines are generally sourced from a vehicle that has been taken apart, inspected, and repaired using new or refurbished components. Remanufactured engines, conversely, are rebuilt to a higher standard, frequently incorporating improved components and stringent testing. Both options may be more economical than a brand-new engine while still assuring reliable performance.
#### 4. **Aftermarket Performance Engines**
For those aiming to boost performance, aftermarket engine choices are at hand. Companies that focus on performance parts may provide engines that yield increased horsepower and torque. Nevertheless, this route necessitates thorough contemplation, as modifications can influence warranty status and vehicle dependability. Ensure that any aftermarket engine adheres to local emissions standards and is compatible with your vehicle’s systems.
#### 5. **Used Engines**
Acquiring a used engine from a trustworthy salvage yard or online marketplace can be an economical alternative. When opting for a used engine, it’s crucial to verify its background, mileage, and condition. Seek out engines that have been tested and come with a limited warranty. This choice involves more risk but can be a budget-friendly solution if approached carefully.
#### 6. **Engine Swap**
For enthusiasts, an engine swap could present an exhilarating option. This might involve substituting the stock engine with a more potent variant, like the FA24DIT from the Subaru WRX. While this can considerably enhance performance, it necessitates substantial modifications and expertise. Additionally, it may void warranties and complicate future repairs.
#### 7. **Consulting a Professional Mechanic**
No matter the option you select, it’s advisable to consult with a professional mechanic or a specialist in Toyota vehicles. They can offer insight into the optimal replacement options based on your individual circumstances, budget, and performance objectives. A knowledgeable mechanic can also assist in navigating the complexities of engine replacement and ensuring that the installation is executed properly.
#### Conclusion
Encountering an engine failure in your Toyota GR86 at 17,000 miles can be disheartening, especially for those who prioritize performance and reliability. Nevertheless, numerous replacement paths are available, ranging from warranty claims to aftermarket modifications. Thoroughly assessing each option and consulting with experts will empower you to make an enlightened decision that aligns with your needs and driving preferences.
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