KYMCO KA40AA Nos Cylinder Head Valves

( Manufacturer Part Number: KA40AA ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head ), ( Machine Type: Scooter ), ( Material: Aluminum ), ( Performance Part: No )

Review KYMCO Nos Cylinder Head Valves fits 200I

Introducing the KYMCO Ka40AA NOS 200i Cylinder Head Valves, precision-engineered components designed to deliver optimal performance for your KYMCO Ka40AA 200i engine. These valves are new old stock, meaning they are original equipment manufacturer (OEM) parts that have been previously manufactured but have not been used before.

Each valve consists of an intricately designed intake and exhaust component. The intake valve, with a diameter of approximately 33mm and a length of around 47mm, is responsible for drawing in the air-fuel mixture from the carburetor into the combustion chamber. Its shape and size are meticulously crafted to ensure efficient intake of the air-fuel mixture and optimal combustion.

The exhaust valve, with a diameter of approximately 30mm and a length of around 40mm, plays a crucial role in the engine's exhaust process. Its design allows for the efficient expulsion of exhaust gases from the combustion chamber, reducing backpressure and improving overall engine performance.

Both valves are made from high-quality steel, ensuring durability and resistance to wear and tear. They are also treated with a corrosion-resistant coating to protect against environmental factors that may cause damage.

The KYMCO Ka40AA NOS 200i Cylinder Head Valves are a direct replacement for the original valves in your engine. Installation is straightforward and can be completed with the use of common hand tools and a set of replacement gaskets. These valves come as a matched set, with one intake valve and one exhaust valve, along with their respective springs and retainers.

Upgrading your engine with these OEM KYMCO Ka40AA NOS 200i Cylinder Head Valves will not only improve the overall performance of your engine but also ensure its longevity and reliability. These valves are a cost-effective solution for maintaining the peak condition of your KYMCO Ka40AA 200i engine.

Buying new KYMCO Ka40AA NOS (New Old Stock) cylinder head valves for your motorcycle can be a consideration for those seeking to maintain or improve their engine performance. Here are some potential pros and cons to help you make an informed decision:

1. Improved Performance: New valves can lead to better engine performance by ensuring optimal sealing and flow.

2. Increased Longevity: New valves will last longer than worn-out or damaged ones, reducing the need for frequent replacements.

3. OEM Quality: NOS valves are original equipment manufacturer (OEM) parts, ensuring they are designed specifically for your motorcycle and meet the manufacturer's standards.

4. Reduced Risk of Engine Damage: Worn-out valves can cause engine damage if left unaddressed, so replacing them with new ones can help prevent potential issues.

5. Availability: NOS valves may be more readily available than used or aftermarket alternatives, allowing for a quicker repair process.

1. Cost: New OEM parts, including cylinder head valves, can be more expensive than aftermarket or used alternatives.

2. Installation Complexity: Installing new cylinder head valves requires disassembling the engine cylinder head, which can be a complex and time-consuming process.

3. Availability of NOS Valves: Depending on the specific model and year of your motorcycle, NOS valves may not always be available or easily accessible.

4. Potential for Over-Engineering: Some riders may argue that spending money on NOS parts for an older motorcycle may be unnecessary, as the bike's value may not justify the cost.

Considering the pros and cons, buying new KYMCO Ka40AA NOS cylinder head valves can be a worthwhile investment for those seeking optimal engine performance and longevity. However, the cost and installation complexity may deter some riders. Ultimately, the decision depends on your priorities, budget, and the condition of your motorcycle's current valves.

If you value performance, reliability, and peace of mind, investing in new KYMCO Ka40AA NOS cylinder head valves is a solid choice. However, if you're on a tight budget or prefer a more cost-effective approach, consider aftermarket or used alternatives. Always consult your motorcycle's service manual or a qualified mechanic for installation instructions and precautions.

Details:

The product is a NOS New Old Stock Kymco 200I Cylinder Head with Valves, designed for 4-stroke engine found in scooters. The manufacturer part number is KA40AA it. Perfect for motorcycle and scooter enthusiasts looking high-quality engine components to maintain or restore their vehicles.

part #: ka40aa prices

• $21.99-$125.00

specifications cylindermotorcycleiz:

• for models: 200i
• for makes: Kymco
• mpn: Ka40aa
• engine type: 4-stroke
• type: Cylinder Head
• machine type: Scooter
• material: Aluminum
• performance part: No

shipping cylindermotorcycleiz:

• transit: 5-10 Days
• carrier: USPS
• service: USPS Ground Advantage
• type: Calculated
• cost: $0.00
• class: Standard

offer cylindermotorcycleiz:

• options: Ship-to-home
• availability: In Stock
• best offers: True
• sold: 0
• quantity: 1
• started: March 25, 2026

payments cylindermotorcycleiz:

• credit card: Diners-club
• other
• wallet: Apple-pay

seller cylindermotorcycleiz:

• # reviews: 8
• city: Clemmons, North Carolina
• rating: 100.0%

returns cylindermotorcycleiz:

• policy: No Returns

general cylindermotorcycleiz:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
• condition: New

Kymco KA40AA Is Similar To:

• Pin 285-04-125 Cobra Kymco Scooter Cylinder Head Valve People Yup Vitality (44.6% similar) Com, call us or visit on Facebook 24 hours a day. Mounting hardware nuts, bolts, etc, even if shown in the picture is not absolutely guaranteed to come with part. Please double check for fitment your application. The internet is not only option. Part view full image part image this is the bike came ...(June 15th, 2018)