fits model: Mx5, Miata, Boss. make: Mazda. year: 1991–1995.

( Manufacturer Part Number: B3C7-11-400 ), ( Part Type: Crank Crankshaft ), ( Fitment Type: Direct Replacement )
The B3C7-11-400 crankshaft pulley boss is a crucial component for Mazda Miata MX-5 vehicles manufactured between 1991 and 1995. This part is specifically designed for the 1.6L engine, which was the standard powertrain for these models during this period.
The crankshaft pulley boss is a key component in the vehicle's engine system, responsible for connecting the crankshaft pulley to the engine block. The B3C7-11-400 variant is specifically engineered to fit the unique specifications of the Mazda Miata MX-5 engine, ensuring optimal performance and reliability.
The boss is typically made from high-grade materials, such as cast iron or aluminum, to ensure durability and resistance to heat and wear. The design of the B3C7-11-400 boss allows for easy installation of the crankshaft pulley, which is crucial for the proper functioning of the vehicle's engine.
In the event of a failure or wear, replacing the crankshaft pulley boss is an essential maintenance task. A faulty boss can cause issues with the crankshaft pulley, leading to engine misfires, reduced power, and potentially serious engine damage.
In summary, the B3C7-11-400 crankshaft pulley boss is a vital component for the Mazda Miata MX-5 (1991-1995) with a 1.6L engine. Its primary function is to connect the crankshaft pulley to the engine block, ensuring the proper functioning of the engine. Replacing this part when necessary can prevent potential engine issues and maintain the vehicle's overall performance.
Pros of buying a B3 CG-11 400 Mazda Miata MX-5 crank crankshaft pulley boss:1. Availability: The B3 CG-11 400 Miata is a popular and widely-produced model, which means that replacement parts like the crank crankshaft pulley boss are relatively easy to find.
2. Cost: Compared to newer models, the B3 CG-11 400 Miata is often more affordable, both in terms of the vehicle itself and its replacement parts.
3. Part Compatibility: The B3 CG-11 400 Miata uses a standard crankshaft pulley, which means that the boss should be compatible with a wide range of pulley options.
Cons of buying a B3 CG-11 400 Mazda Miata MX-5 crank crankshaft pulley boss:1. Age: As with any older vehicle, the B3 CG-11 400 Miata may have worn or aging components that may require replacement.
2. Availability of Specialized Parts: While the B3 CG-11 400 Miata is a popular model, it may be more challenging to find specialized replacement parts, such as specific crankshaft pulley bosses, than for newer models.
3. Maintenance Requirements: Older vehicles often require more frequent maintenance than newer models, which may result in additional costs over time.
Conclusion: If you're looking for an affordable and widely available replacement part for your B3 CG-11 400 Miata MX-5, the crank crankshaft pulley boss is a good option. However, keep in mind that the vehicle's age may require additional maintenance over time, and specialized replacement parts may be more challenging to find.
Recommendation: If you're unsure about the best replacement part for your vehicle, it's always a good idea to consult with a professional mechanic or research the part thoroughly before making a purchase. They can help ensure that you're getting a high-quality part that fits your specific vehicle and will provide reliable performance.
Stock photos of one unit more than is available.
Very good used condition.