Malossi 50cc MHR Replica Cylinder Kit 39.88mm – Derbi / Gilera D50B0 (from 2006) – Including Head

The Malossi MHR Replica 50cc cylinder kit is a high-performance race upgrade for Derbi and Gilera manual models equipped with the D50B0 50cc 2-stroke engine (from 2006). With a 39.88 mm bore, this cylinder delivers maximum performance within the 50cc class.

Manufactured from aluminium for excellent heat dissipation. It features a large oval exhaust port with two additional boost ports and 5 transfer ports, ensuring strong high-rev performance and optimal gas flow.

Technical specifications:

• Brand: Malossi
• Type: MHR Replica
• Displacement: 50cc
• Bore: 39.88 mm
• Material: Aluminium
• Cooling: Liquid cooled (LC)
• Wrist pin: 12 mm
• Exhaust port: Oval + boost ports
• Transfer ports: 5
• Engine type: Derbi D50B0 (from 2006)
• Application: 2-stroke
• Part type: Race

Supplied complete with:

• Cylinder
• Cylinder head
• Piston
• Gasket set

This MHR Replica is widely known as a strong 50cc race cylinder for competition and sporty street use.