70cc 45mm Cylinder Kit – Honda MT MB – Cast Iron

This 70cc 45mm cylinder kit is designed for Honda MT and Honda MB 50cc 2-stroke engines and is a popular upgrade over the original 50cc cylinder.

With a 45 mm bore, displacement increases to approximately 70cc, resulting in improved torque and stronger acceleration.

Manufactured from cast iron, the cylinder offers durability and long service life, making it ideal for sporty street use and daily riding.

Technical specifications:

• Application: Honda MT / MB
• Displacement: 70cc
• Bore: 45 mm
• Material: Cast iron
• Engine type: Honda MT / MB 2-stroke
• Tuning level: Sport

Supplied including:

• 45mm cast iron cylinder
• Piston
• Piston rings
• Wrist pin
• Wrist pin clips
• Gasket set

Spare parts:

Piston:

45mm Honda MT MB Piston

Gasket set:

Honda MT MB 70cc Gasket Set

Recommended cylinder head:

Honda MT MB 45mm Cylinder Head

Also known as Honda MT 70cc cylinder, Honda MB 45mm cylinder kit or 70cc cast iron Honda MT MB upgrade.