TWH Cylinder & Piston Set – Dio Engine Upgrade

Upgrade your engine’s core with the TWH Cylinder & Piston Set, designed for serious riders pushing their Dio builds to the limit. Whether you're building a high-speed scooter or a torquey daily ripper, this combo delivers top-tier reliability and power gains.

📦 Kit Includes:

• Precision-machined Cylinder Block (44mm, 48mm, 50mm, or 54mm bore)
• High-performance Piston Kit with rings, wrist pin, and circlips
• Optional matching Cylinder Head (on 48mm+ kits)
• Top End Gasket Set

🔥 Key Features:

• ✅ Heat-resistant cast aluminum cylinder
• ✅ Improved compression and port flow
• ✅ Lightweight forged piston for better throttle response
• ✅ Perfect for stock and long-stroke crankshafts

📌 Fitment:

Compatible with Honda Dio AF27 / AF28, SYM DD, GY6 50cc platform, and similar 2-stroke engines.

Top Speed Range: 100 – 130 km/h (with full setup and tuning)

🔧 Recommended Pairing:

• TWH Crankshaft & Rod Kit
• 28mm Keihin or Stage6 Carburetor
• Performance CDI & Ignition
• Free-flow Exhaust (TD002, TD005, etc.)

Note: Proper jetting, CVT tuning, and break-in required for optimal performance and longevity.