HIAORS PZ30 30mm Carburetor for 150–300cc CG 4‑Stroke Engines — Aluminum Body, Brass Jets

The HIAORS PZ30 is a 30mm replacement carburetor designed to restore reliable starting, smoother idling, and improved throttle response for many 4‑stroke 150–300cc motorcycles, pit bikes, ATVs and quads.

This aluminum alloy PZ30 carburetor from HIAORS provides a direct-fit upgrade or replacement for a wide range of CG‑style 4‑stroke engines used in TaoTao, Apollo, Baja, Lifan, Zongshen and similar machines. Engineered with brass wear components and sealed joints to resist corrosion and leakage, it targets common carb issues—hard starting, rough idle, and poor midrange acceleration—by improving the fuel/air mixture and responsiveness. The unit is simple to install and maintained with routine inspection of jets and seals.

Which machines will this carburetor fit?

The PZ30 is intended for most 4‑stroke CG‑style engines in the 150–300cc range. It matches many pit bikes, go‑karts, ATVs and small motorcycles from common off‑brand and OEM makers. It is NOT compatible with GY6 engines.

• Fits CG 150cc, 200cc, 250cc and many 300cc single‑cylinder 4‑stroke engines
• Common compatible models: TaoTao, Apollo, Baja, Lifan, Zongshen, Roketa, Hawk
• Works for pit bikes, dirt bikes (e.g., XR200 variants), ATVs, quads and go‑karts
• Not for GY6 engine platforms

How does the PZ30 improve engine performance?

By optimizing the internal passages and using precision jets, the PZ30 helps create a more consistent fuel/air mix across idle to medium throttle. That typically yields faster starts, steadier idle, and crisper midrange throttle response without complex tuning.

• 30mm bore size tuned for low‑to‑mid rpm driveability
• Brass jets and friction‑resistant parts for predictable metering
• Sealed fittings and rust‑resistant body reduce leaks and contamination
• Improved throttle mapping for smoother acceleration under load

Is installation and maintenance difficult?

Installation is straightforward for anyone familiar with basic small‑engine service: remove the old carburetor, connect the intake and throttle cable, attach fuel line and vacuum fittings, and adjust the idle and mixture as needed. Routine upkeep involves cleaning jets, checking seals, and ensuring fuel is clean to prolong life.

• Designed for quick swap with common 4‑stroke CG mounting patterns
• Simple throttle cable and choke lever hookups; no specialized tools required
• Periodic jet and float bowl cleaning recommended for peak performance
• Replace worn gaskets and fuel lines to avoid leaks

What materials and quality features does it offer?

The PZ30 uses an aluminum alloy main body for light weight and corrosion resistance, with brass internal components where durability matters. Sealing rings and careful machining help prevent fuel seepage and provide long‑term stability under diverse riding conditions.

• Rust‑resistant aluminum alloy body for reduced weight and longevity
• Wear‑resistant brass jets and fittings for consistent metering
• Sealing rings to prevent fuel leakage and contamination
• Built to withstand typical off‑road vibration and exposure

Who is this for: The HIAORS PZ30 is aimed at riders, mechanics and hobbyists who own 150–300cc single‑cylinder 4‑stroke dirt bikes, pit bikes, ATVs, quads or go‑karts that use CG‑style carburetors and need a robust, easy‑to‑install replacement. It’s useful for those troubleshooting starting or idle problems, anyone seeking improved throttle feel without extensive engine modification, and owners of common aftermarket or OEM small‑engine machines who want a durable, cost‑effective carburetor swap.