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Wiseco Top End Kit 89.00mm Std 11:1 for Honda TRX 400 EX Sportrax 1999-2008 - PK1041

Wiseco PK1041 Complete Top End Piston Kit

If you're looking to breathe new life into your Honda ATV or motorcycle, the Wiseco PK1041 Complete Top End Piston Kit is the go-to solution for a reliable and powerful rebuild. Designed specifically for models like the Honda TRX 400 EX Sportrax (1999 - 2008), TRX 400 X (2009 - 2014), and XR 400 R (1996 - 2004), this kit ensures that you get the performance and durability you need for both trail riding and competitive racing.

Why Choose Wiseco?

Wiseco is known for its commitment to quality and performance. This kit includes everything you need to complete your top-end rebuild, making it a one-stop-shop for serious mechanics and DIY enthusiasts alike. Each component is carefully selected to work seamlessly with Wiseco's forged pistons, ensuring optimal performance right out of the box.

Product Details:

  • Displacement: 435cc
  • Bore - Standard: 85.00mm
  • Bore - Actual: 89.00mm
  • Bore - Oversize: 4.00mm
  • Stroke: 70.00mm
  • Cylinders: 1
  • Compression Ratio - Actual: 11:1
  • Note: Cylinder sleeving required

Fitment:

  • Honda TRX 400 EX Sportrax (1999 - 2008)
  • Honda TRX 400 X (2009 - 2014)
  • Honda XR 400 R (1996 - 2004)

Customer Feedback:

One satisfied TRX 400 EX owner shared, "I installed the Wiseco PK1041 kit on my 2005 Sportrax, and the difference was night and day! The power delivery is smoother, and I can feel the increased compression. It was straightforward to install, and I’m thrilled with the results." This feedback highlights how this kit not only enhances performance but also simplifies the rebuilding process for enthusiasts.

Whether you're hitting the trails or prepping for a race, the Wiseco PK1041 Complete Top End Piston Kit is a fantastic upgrade that delivers both reliability and performance. Get ready to experience the thrill of a well-tuned engine!

Other Part Numbers:
Wiseco #PK1041

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⚠ WARNING: Cancer and Reproductive Harm
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Who is Wiseco Pistons?

Wiseco Pistons is an aftermarket company established in 1940 and started in Cleveland, Ohio when Clyde Wiseman designed to create his pistons for himself and his friends. Soon after, people started ordering the same piston and became a favorite of many motorsport enthusiasts. 

Today, Wiseco’s has become a world-renowned brand for piston and other high-performance products.

Hightech Manufacturing Facility

Over the years, the company grew and relocated its corporate headquarters in Mentor, Ohio. It now boasts over 150,000 square feet of state-of-the-art forging facility with CNC machining equipment. Wiseco also has fully stocked, strategically located distribution centers all over Canada and Europe to cater to their customers wherever they are.

Global Footprint

As an internationally acclaimed brand, Wiseco gained customers' trust in Europe, Africa, South America, Asia, and Australia. Wiseco is now considered the world leader in manufacturing hi-performance, forged pistons for motorcycles, snowmobile, motorcycle, ATV, outboard marine, and automotive markets.

Purchase Wiseco Pistons at Vivid Racing

If you search for quality pistons that would provide you with optimum performance, then Wiseco Pistons is the right brand for you. It is designed for those who want the best. With 75 years of experience under their belt, you can be sure that Wiseco Pistons is a brand you could trust. 

To know more about Wiseco Pistons and what they can offer, visit Vivid Racing and check out their list of products that would fit your specific needs.

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