fits model: Xk120, Xk140, Xk150, Mk7. make: Jaguar.

( Manufacturer Part Number: C4808 ), ( Part Type: Engine Crankshaft ), ( Items Included: As Shown ), ( Vintage Part: Yes ), ( Country/region Of Manufacture: United Kingdom )
The Jaguar C4808 crankshaft is a crucial component of the XK120, XK140, and XK150 series engines, as well as the later XK E-type 3.8L models (marked as Mk7 and Mk9). This crankshaft is a testament to Jaguar's engineering excellence and its commitment to delivering high-performance engines.
The C4808 crankshaft is forged from premium-grade steel, ensuring it is robust, durable, and capable of withstanding the extreme forces generated by the engine's combustion cycles. It features a polished finish, which not only adds to its aesthetic appeal but also contributes to improved engine performance by reducing friction and promoting smoother operation.
The crankshaft is equipped with seven main bearing journals, each designed to accommodate the corresponding main bearings. These bearings are critical in reducing the friction between the crankshaft and the engine block, thereby minimizing power loss and ensuring optimal engine efficiency.
The C4808 crankshaft also includes counterweights, strategically placed on the crankshaft's shaft to balance the forces exerted during engine operation. This balance is crucial in preventing vibrations and ensuring a quiet, smooth-running engine.
The crankshaft's design incorporates a primary and secondary timing gear, which are integral to the engine's camshaft operation and valve timing. The precision-machined gear teeth ensure accurate timing and optimal engine performance.
In summary, the Jaguar C4808 crankshaft is a vital, high-quality component that contributes to the performance, reliability, and longevity of the XK120, XK140, XK150, and XK E-type 3.8L engines. Its robust construction, polished finish, and precision engineering make it an ideal replacement or upgrade for Jaguar enthusiasts looking to maintain or enhance the performance of their classic or vintage vehicles.
Pros of buying Jaguar XK engines (XK120, XK140, XK150, and XKE 3.8L):1. Historical Significance: Jaguar XK engines are iconic and have a rich history in the world of sports cars. They are highly sought after by collectors and enthusiasts.
2. Performance: Known for their powerful and smooth performance, these engines can provide an exhilarating driving experience.
3. Quality and Reliability: Jaguar engines are often praised for their high-quality construction and reliability, especially when properly maintained.
4. Availability of Spare Parts: Due to their popularity, spare parts for Jaguar XK engines are generally easy to find, ensuring easy and cost-effective repairs.
Cons of buying Jaguar XK engines (XK120, XK140, XK150, and XKE 3.8L):1. High Cost: Jaguar engines, especially those in good condition, can be quite expensive to purchase.
2. Complexity: Jaguar engines can be complex to work on, requiring specialized knowledge and tools. This can increase the cost of maintenance and repairs.
3. Fuel Efficiency: Compared to modern engines, Jaguar XK engines are generally less fuel-efficient.
4. Availability of Skilled Mechanics: Finding a mechanic who is knowledgeable and experienced in working on Jaguar engines can be challenging in some areas.
Conclusion:While Jaguar XK engines offer a unique blend of performance, history, and quality, they also come with a higher cost and potential complexity. If you have the budget, skills, and passion for maintaining a classic Jaguar, an XK engine could be an excellent investment. However, if you are looking for a more modern, reliable, or cost-effective engine, you may want to consider other options.
Recommendation:For those who are passionate about Jaguar and classic sports cars, the XK engine can provide a thrilling driving experience and a valuable addition to a collection. However, it's essential to consider the costs of ownership, including maintenance, repairs, and the potential need for specialized tools and knowledge. If you are unsure about your ability to handle the potential challenges, it may be wiser to consider a modern Jaguar with a more user-friendly engine.
Has been sitting on the shelf. Part number: C4808. OEM Original Jaguar 3.8L Engine Crankshaft. Condition: Very good condition.
XK120 XK140 XK150 XKE MK7 MK9. Please double check fitment of your vehicle. Was removed from Jaguar MK9 3.8L. Please see pictures.