30mm Carburetor With Exhaust Header Stage 1 Kit Replacement For Predator 420cc 301cc And GX390 GX340 GX270 GX240 Engines On Mini Bike Go Kart Cart Parts And Intake Manifold Upgrade

30mm Carburetor with Exhaust Header for GX Engines
✔️ Single kit includes PZ30 carburetor, exhaust header, filters, manifold

This kit is a performance upgrade for small single-cylinder engines in mini bikes, go-karts, and other light-duty combos. It covers 301cc and 420cc classes as well as GX-series engines, offering a more precise air-fuel mix for smoother idle, stronger throttle response, and improved overall driveability.

✅ 30mm PZ30 carburetor with exhaust header for solid airflow
✅ Compatible with 301cc/420cc and GX-series single-cylinder engines
✅ Includes 42mm air filter, 12mm air filter, and fuel filter
✅ Intake manifold, gasket set, fuel line, clamps, and wrenches included
✅ Strong exhaust header welds reduce breakage during rough rides
✅ Cable choke included; upgrade to hand choke with provided accessories

💡 What is a carburetor upgrade kit used for on small engines? A handy upgrade helps improve air and fuel delivery for better idle stability, throttle response, and overall power on mini bikes and go-karts. - Improves air-fuel mixture and idle stability - Enhances throttle response and acceleration - Includes all mounting hardware and filters for easy install