fits model: B50, Tr5mx, B50t, 500. make: Triumph.

( Brand: Bsa ), ( Manufacturer Part Number: 71/1644 ), ( Part Type: Valve Engine Cylinder Head Gear )
The BSA B50 Engine Cylinder Head Valve Gear (Part Number: 71-1644) is an essential component for any BSA B50MX, TR5MX, 500 Triumph, B50T, or B50SS motorcycle. This valve gear is designed to work seamlessly with the BSA B50 engine, providing optimal performance and reliability.
The valve gear set comprises of several critical components, including the tappet, valve spring, rocker arm, and pushrod. These parts work together to control the opening and closing of the engine's intake and exhaust valves. The valve gear set is essential for engine combustion, as it allows the correct intake of air-fuel mixture and the efficient expulsion of exhaust gases.
The BSA B50 Engine Cylinder Head Valve Gear is made from high-quality materials to ensure durability and resistance to wear and tear. The tappet, for instance, is made from hardened steel, while the valve spring is made from heat-treated spring wire. These materials ensure that the valve gear can withstand the high-temperature and high-pressure conditions within the engine cylinder head.
The valve gear set also features a precision-engineered rocker arm and pushrod. The rocker arm is designed to provide a smooth and consistent lift to the valve, while the pushrod guides the valve movement. Both the rocker arm and pushrod are made from hardened steel to ensure durability and reliability.
Installing the BSA B50 Engine Cylinder Head Valve Gear is a straightforward process. The kit comes with all necessary components, including the valve spring retainers, valve guide seals, and pushrod tubes. The installation process involves removing the old valve gear set, cleaning the cylinder head, and installing the new parts.
In conclusion, the BSA B50 Engine Cylinder Head Valve Gear (Part Number: 71-1644) is an essential component for any BSA B50MX, TR5MX, 500 Triumph, B50T, or B50SS motorcycle. Its high-quality materials, precision engineering, and easy installation make it an excellent choice for any motorcycle enthusiast looking to enhance their engine's performance and reliability.
Pros of buying a BSA B50 engine cylinder head valve gear:1. Compatibility: This valve gear is compatible with various BSA models such as B50, B50MX, TR5MX, B50T, and B50SS. This makes it a versatile option for Triumph owners.
2. Availability: Replacement parts like this valve gear are often easier to find compared to newer or more obscure models.
3. Cost-effective: Replacing the valve gear is a more affordable option compared to a complete engine overhaul, especially if the engine is still in good working condition.
Cons of buying a BSA B50 engine cylinder head valve gear:1. Age and Wear: The valve gear is an older part and may have some wear or damage, which could require additional repairs or replacement of other components.
2. Compatibility with Modern Modifications: If your bike has been significantly modified, the original valve gear may not work optimally with the modifications.
3. Potential for Subpar Quality: Like any aftermarket part, there's a risk that the quality may not be as high as the original part.
Conclusion: If you own a classic BSA and the valve gear is worn out or damaged, replacing it with a compatible aftermarket part like this B50 engine cylinder head valve gear can be a cost-effective solution. However, it's important to ensure that the part is of good quality, and if your bike has been significantly modified, you may need to consider a different option that is more compatible with your modifications.
Recommendation: Before purchasing the valve gear, do some research to ensure that you're buying from a reputable source and that the part is compatible with your specific BSA model. It may also be beneficial to consult with a mechanic or other knowledgeable Triumph enthusiast to get their advice on the best course of action for your specific situation.
As pictured, the steel and alloy parts may have rust corrosion, dents, dings, scuffs, scrapes, scratches but there is no apparent indication of major failure, structural damage, or previous repairs these are considered a core for rebuild, some all components require repair, restoration, replacement to refurbish use. Sold as-is, no guarantee, warranty please look closely at the pictures on listing.
Overall, a great candidate for top notch restoration.
These are used parts, sold for spares, repairs, restoration, or to rebuild.