Welcome to the Buggy Parts NW Information Center.

This area is a guide to give you information about mini-buggies, their engines, and the various available performance upgrade options. Basically, we'll be talking about what does what, and how you can make it better!

BPNW's how-to guides will make the process of upgrading your go-kart easy! Each how-to guide has a "print" feature at the top of the page for your convenience.

We've broken down the engine systems into several different categories with subcategories in each.

Click the bold name of any of the sections below to see that article.

Airflow and exhaust

- Air Intake
- Carburetor and Jets
- Exhaust

Continuously Variable Transmission (CVT) System

- Variator (drive pulley)

- Clutch (driven pulley)

Electrical System (section under construction)

- CDI, coils, and wiring

BPNW How-to Guides

- Upgrading the CVT System for GY6 150cc

This comprehensive guide covers how to change the variator, clutch, rollers/sliders, drive belt, and clutch main torque spring on your GY6 150cc buggy. If you are doing any or all of these mods, this is the place to look!

- Upgrading the CVT System for 250cc go-karts

Same topics as the 150cc guide, but for 250cc buggies!

- Replacing a Stock Air Intake With a UNI Filter

Increase your performance with a UNI filter air intake. Here's how!

- Installing the BPNW Intake Riser Package

Install that 30mm carburetor you've always wanted on your GY6 150cc buggy!

- Rejet the Carburetor: Changing the Main Jet

Got a new air intake, carburetor, or exhaust? Look here for instructions on how to change the main jet in your carburetor to make it all work together! Includes troubleshooting and testing.

- Engine Clinic - Adjusting the Valves on 250cc motors

A video tutorial on how to adjust the valves for top performance in your CN250 or CFMoto 250 engine!

- Electrical - How To Replace the Coil

A quick guide to changing the coil out on your buggy.

Buggy Parts NW Information Center is an evolving document and will be updated regularly as the BPNW crew continue their research. We learn new things every day, and we love to share!

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