Engine tuning
Showing all 4 results
💡 more products
Engine Tuning Honda GX390 – Performance Kits & Upgrades for More Power
Boost the performance of your Honda GX390 engine with high-quality tuning kits and accessories from Kartstore International Megastore.
More torque, better throttle response and longer durability – ideal for racing karts and industrial applications.
Advantages of Honda GX390 Tuning Kits
- Sports Air Filters & Intakes: More airflow = more power
- High-Flow Exhaust Systems: Improved exhaust efficiency
- Carburetor Upgrades & Jet Kits: Optimized mixture for better performance
- Complete Tuning Packages: Filter, carburetor, intake and exhaust included
Order your Honda GX390 tuning kit today – fast delivery from Austria and top quality guaranteed.
For business customers please visit en.gokartracing.eu.
🛒 B2B Access / Login
Access your wholesale account – orders, prices & invoices.
-

160-200-270-390cc engine – pre-ignition wedge flywheel
5,90€Deliverytime: 3-5 days
incl. 20% VAT
zzgl. Shipping
shopping cart🇦🇹 Delivery until: 15.12.2025⏳ 30 minutes left for dispatch today
Austrian Post
-

Connection rod 270cc for bearing shells
49,90€Delivery time: immediately
incl. 20% VAT
zzgl. Shipping
shopping cart🇦🇹 Delivery until: 10.12.2025⏳ 30 minutes left for dispatch today
Austrian Post
-

Connection rod 390cc EVO3| for bearing shells
49,90€Delivery time: immediately
incl. 20% VAT
zzgl. Shipping
shopping cart🇦🇹 Delivery until: 10.12.2025⏳ 30 minutes left for dispatch today
Austrian Post
-

Cylinder head 390cc with valves
207,70€Delivery time: custom-made
incl. 20% VAT
zzgl. Shipping
shopping cart🇦🇹 Delivery until: 10.12.2025⏳ 30 minutes left for dispatch today
Austrian Post