NAMURA NA-30002 Piston 11.3

( Brand: Namura ), ( Manufacturer Part Number: NA-30002 ), ( Type: Piston ), ( Items Included: Piston Rings, Wrist Pin ), ( Piston Diameter: 89.96 Mm )

Review NAMURA Motorcycle Piston For Suzuki Kawasaki fits DR-Z400 KLX400 STD 2000–2023

Introducing the Namura NA-30002 STD Piston, an ideal replacement option for the Suzuki DR-Z400 and Kawasaki Klx400 models from 2000 to 2023. This piston is designed with precision and durability in mind to ensure optimal engine performance.

The NA-30002 STD Piston is made of high-quality forged aluminum alloy material, which is known for its strength and resistance to wear and tear. Its unique design features a compression height of 30.0mm and a total piston length of 113.5mm. This piston's piston pin diameter is 19.5mm, and it's designed with a standard piston ring groove.

The piston crown is engineered with a dish diameter of 73.0mm and a skirt thickness of 3.5mm. Its compression ratio is 11:1, making it suitable for riders who want to improve their bike's power output and responsiveness. The piston top ring groove width is 2mm, and the second ring groove width is 3mm, ensuring a proper seal and efficient combustion process.

This piston comes with a piston pin made of high-tensile steel material. It's designed with a diameter of 15mm and a length of 81mm, providing the necessary strength and durability to withstand the rigors of off-road riding.

The NA-30002 STD Piston also comes with a piston ring set. The compression ring has a thickness of 1.5mm, while the oil control ring has a thickness of 1.0mm. These rings are carefully manufactured to ensure a snug fit and proper sealing.

The piston's skirt is designed with a chamfered edge, making it easy to install and ensuring a proper fit in the cylinder bore. The piston's surface is coated with a high-performance skirt coating to prevent scuffing and provide excellent heat transfer.

In conclusion, the Namura NA-30002 STD Piston is a high-performance replacement option for the Suzuki DR-Z400 and Kawasaki Klx400 models from 2000 to 2023. Its precision engineering, durable materials, and optimized design make it an excellent choice for riders who demand the best performance from their off-road bikes.

The Namura NA-30002 STD piston is a aftermarket piston designed for various single-cylinder, four-stroke motorcycles including the Suzuki DR-Z400 and Kawasaki Klx400 models produced between 2000 and 2023. Here are some pros and cons to consider before making a purchase.

1. Enhanced Performance: The Namura piston is designed to provide improved power and torque, making it an attractive option for riders seeking increased performance from their motorcycle.

2. Durability: The piston is made from a high-quality material, such as forged aluminum, which is known for its strength and resistance to wear and tear. This can result in longer engine life and fewer repairs over time.

3. Customization: Aftermarket parts like the Namura piston offer the ability to personalize and upgrade your motorcycle to better suit your riding style and preferences.

1. Cost: Aftermarket pistons, especially high-performance ones like the Namura NA-30002 STD, can be more expensive than OEM (original equipment manufacturer) pistons. The additional cost may be a deterrent for some riders.

2. Installation: Installing an aftermarket piston requires a certain level of mechanical expertise and experience. Improper installation can lead to engine damage, so it is recommended to have the work done by a professional mechanic.

3. Warranty: OEM pistons often come with a manufacturer's warranty, which can provide peace of mind and financial protection in case of defects or failures. Aftermarket pistons, on the other hand, may not come with a warranty, or the warranty may be limited in scope.

The Namura NA-30002 STD piston can offer enhanced performance, durability, and customization for your Suzuki DR-Z400 or Kawasaki Klx400 motorcycle. However, it comes with a higher cost, the need for professional installation, and potential lack of a warranty. Ultimately, the decision to purchase this aftermarket piston depends on your riding goals, mechanical abilities, and budget. If you are looking for improved power and performance and are comfortable with the associated costs and installation, then the Namura NA-30002 STD piston may be a worthwhile investment. If you prefer the peace of mind and financial protection offered by a warranty or are on a tight budget, then an OEM piston may be a better choice.

Details:

CRU Products was started by Cycles R Us in 2009. Shipping: Items are shipped within a timely manner. All components are manufactured to OE-specs. Kawasaki KLX400R 2003 2004 11.3:1 Compression; For Nasal Cylinder.

MOST Namura pistons feature a machined head which helps reduce carbon build-up and reflect heat. Product Features Anodized piston head increases strength and heat dissipation. Specifications: Part: Piston, Size: 89.96mm, Oversize: Std, Piston Type: Cast, Compression Ratio: 11.3:1. Combined shipping is available for multiple items.

Kawasaki KLX400 2003 11.3:1 Compression; For Nasal Cylinder.

part #: na30002 prices

• $66.05-$104.51

specifications pistondon:

• for models: Dr-z400, Klx400, Std
• for makes: Suzuki, Kawasaki
• for years: 2000-2023
• brand: Namura
• mpn: Na-30002
• type: Piston
• items included: Piston Rings, Wrist Pin
• piston diameter: 89.96 Mm

seller pistondon:

• # reviews: 107007
• city: Chippewa Lake, Ohio
• rating: 99.8%

shipping pistondon:

• service: Standard
• transit: 3-6 Days
• class: Standard
• cost: $0.00
• type: Fixed

offer pistondon:

• availability: In Stock
• sold: 0
• started: November 30, 2025
• options: Ship-to-home
• quantity: 4

payments pistondon:

• wallet: Google-pay
• credit card: Discover
• other

returns pistondon:

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

general pistondon:

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

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