JJing Muffler Exhaust Pipe Kit for Honda GX340 GX390 GX420 Engines – Predator 420cc & Champion 389cc/439cc Compatible
- £65.89
- £65.89
- Unit price
- per
Couldn't load pickup availability
Free UK Delivery on All Orders
Free Returns
Description
xOverview
The JJing Muffler Exhaust Pipe Kit is a comprehensive replacement designed to refresh the exhaust path on a range of small engines. Built to fit Honda GX340, GX390, and GX420 variants, it also accommodates popular 420cc to 439cc clones. The kit combines a complete muffler assembly with the accompanying pipe, studs, nuts, gaskets, and a spark plug, making installation straightforward and downtime minimal.
Wide compatibility and simple installation
This kit is engineered to align with Honda GX series engines and their common clones, including units used in water pumps, pressure washers, and compressors. In addition to the muffler assembly, you receive the exhaust pipe or manifold, two muffler studs, five installation nuts, two free gaskets for muffler maintenance, and three free gaskets for carburetor maintenance. A spark plug is included to support routine maintenance out of the box.
- Includes muffler assembly, exhaust pipe, sparkling plug, two studs, five nuts, and gaskets for both muffler and carburetor maintenance
- Replaces several OEM muffler models and works with a broad range of Honda GX and clone engines
Real‑world use cases
Whether you’re upgrading a water pump, pressure washer, or small compressor, this kit offers a practical path to a quieter and more reliable exhaust flow. It’s designed to be a practical replacement that can minimize downtime and simplify maintenance. While results can vary with setup and usage, many users notice smoother operation and reduced exhaust noise when installed correctly.
- Quiet operation and a smoother idle potential with a proper fit
- Broad compatibility with Harbor Freight Predator and Champion engines
Quality and reliability
Crafted to match standard exhaust dimensions, the JJing kit is a dependable option for ongoing maintenance and occasional upgrades. The inclusion of both exhaust and carburetor maintenance items reflects a thoughtful approach to keeping engines in good working order without additional shopping trips.
Consider this kit if you want a single, all‑in‑one replacement that covers the essential components for a clean, functional exhaust system on a variety of engines. The combination of robustness, wide compatibility, and practical contents is aimed at making maintenance less stressful and more predictable.
FAQ
Q: What engines is the JJing Muffler Exhaust Pipe Kit compatible with?
A: Compatible with Honda GX340, GX390, GX420 and many 420cc–439cc clones, including select Predator and Champion models.
Q: What is included in the kit?
A: Muffler assembly, exhaust pipe, spark plug, two muffler studs, five installation nuts, and gaskets for muffler and carburetor maintenance.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Complete Your Setup
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
Recently Viewed Products
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per
- £65.89
- £65.89
- Unit price
- per