MONTESA 4060.074J Rapita Piston Kit Nos 50 P/n 38.00

( Brand: Montesa ), ( Manufacturer Part Number: 4060.074J ), ( Part Type: Piston ), ( Country Of Origin: Spain )

Review MONTESA Rapita 50 Piston Kit P/n Nos 38.00mm fits 1974–2010

The Montesa 4060.074J Rapita 50 piston kit is a replacement part designed specifically for Montesa Rapita 50 motorcycles manufactured between the years 1974 and 1978. This piston kit is essential for maintaining the optimal performance of your motorcycle's engine.

The kit includes four pistons, which are the heart of the engine's power stroke. Each piston is made of high-quality forged aluminum alloy, ensuring both strength and lightweight properties. The piston crowns have been precision machined to provide a perfect seal against the cylinder walls, ensuring efficient combustion and minimal gas leakage.

Moreover, the pistons come with matching rings, including the compression ring, oil control ring, and skirt ring. These rings help maintain proper engine compression, control oil consumption, and prevent piston skirt scuffing. The rings are made of nitrided steel for enhanced durability and longer ring life.

The piston kit also comes with piston pin and piston pin bushings. The piston pin is made of high-tensile steel, ensuring a strong connection between the piston and the connecting rod. The bushings help reduce friction between the piston pin and the cylinder bore, ensuring smooth engine operation.

Finally, the Montesa 4060.074J Rapita 50 piston kit comes with clip rings and piston clips. The clip rings secure the piston rings to the piston, while the piston clips hold the piston in place within the cylinder bore. These components are made of high-quality steel for long-lasting performance.

In summary, the Montesa 4060.074J Rapita 50 piston kit is a high-quality replacement part designed to keep your Montesa Rapita 50 motorcycle running smoothly and efficiently. Each component in the kit is made of durable materials, ensuring a long service life. Whether you're restoring an old motorcycle or performing routine maintenance, this piston kit is an essential addition to your toolkit.

The Montesa 4060.074J Rapita 50 piston kit (P/N nos 1974-1978) is a replacement part designed for Montesa Rapita 50 motorcycles manufactured between 1974 and 1978. Here are some potential pros and cons of purchasing this part:

1. OEM (Original Equipment Manufacturer) part: This piston kit is manufactured by Montesa, ensuring a perfect fit and compatibility with your motorcycle.

2. Improved engine performance: A new piston kit can lead to improved engine performance, including increased power output and better fuel efficiency.

3. Longer engine life: Replacing worn-out pistons can help prevent engine damage and extend the life of your motorcycle's engine.

4. Better reliability: A new piston kit can improve the reliability of your engine, reducing the likelihood of unexpected breakdowns.

1. Cost: The piston kit may be expensive, especially when compared to aftermarket alternatives.

2. Installation complexity: Installing a piston kit can be a complex process, requiring specialized tools and knowledge. It may be necessary to pay for professional installation.

3. Availability: Montesa piston kits may not be as readily available as aftermarket alternatives, making it difficult to find and order the part.

The decision to purchase the Montesa 4060.074J Rapita 50 piston kit depends on your specific needs and circumstances. If you value OEM parts, improved engine performance, and longer engine life, then this piston kit may be a worthwhile investment. However, if cost is a concern, or if you prefer the convenience of aftermarket alternatives, then you may want to consider other options. Ultimately, it's essential to weigh the pros and cons carefully and consult with a qualified mechanic to help make an informed decision.

If you decide to purchase the Montesa 4060.074J Rapita 50 piston kit, be sure to order it from a reputable dealer, such as an authorized Montesa dealer, to ensure authenticity and quality. Additionally, consider consulting with a qualified mechanic to assist with the installation process to help ensure a successful and trouble-free installation.

Details:

Part is a 10 out of 10, being new and 1 the worst condition. Has rings, piston and wrist pin. Location:s 106 201/160 swam Fits 1974-1978 Montesa Rapita 50 model 40M. Double checked in our manuals.

Montesa Rapita 50 Piston Kit p/n 4060.074J NOS 1974-1978 # 10 38.00mm Size is or standard size Fits model 40M. Clips not included. Piston is the later piston with taper.

part #: 4060074j prices

• $60.00-$85.00

specifications pistondon:

• for years: 1974-2010
• brand: Montesa
• mpn: 4060.074j
• part type: Piston
• country of origin: Spain

payments pistondon:

• other
• wallet: Paypal
• money order
• credit card: Diners-club

offer pistondon:

• availability: In Stock
• quantity: 1
• sold: 0
• started: March 1, 2026
• best offers: True
• options: Ship-to-home

seller pistondon:

• rating: 100.0%
• # reviews: 27356
• city: Canby, Oregon

shipping pistondon:

• cost: $6.20
• type: Calculated
• class: Standard
• service: USPS Ground Advantage
• transit: 4-9 Days
• carrier: USPS

returns pistondon:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

general pistondon:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
• condition: New

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