Cylinder Derbi Euro 3/4 MVT Iron Pro Max 90 stroke 44,8mm

MVT 90cc cylinder Iron Pro Max Derbi

The 90cc MVT Iron Pro Max cylinder has been specially developed for Derbi Euro 3 und Euro 4 engines and is the ideal cylinder for anyone looking for a significant increase in power. Developed for crankshafts with 44.8/45mm stroke and with 13mm piston pins, this cylinder kit offers a perfect combination of performance and durability, with good acceleration and very good torque even at low engine speeds.

Features MVT Iron Pro Max 90cc cylinder kit:

• Power and acceleration: Provides top performance at low revs, excellent acceleration as well as an increase in top speed.
• Design: The cast iron cylinder has 7 transfer ports, an improved exhaust port, Ø50.54 mm bore and a piston with 13 mm piston pin and 2 piston rings.
• HC cylinder head: Made of high-quality aluminum, for increased compression, orange.
• Compatibility: Fits MVT VI31 crankshaft with 44.8mm stroke and 90mm connecting rod, also works with other reinforced crankshafts with 45mm stroke.

Pro-Tip: To get the most out of this kit, it is recommended to use it with a 28 to 32mm carburetor and a racing exhaust such as the MVT-EC18.

Technical data MVT Iron Pro Max 90cc cylinder:

• Displacement: 90cc
• Piston pin: 13 mm
• Material: Cast iron
• Bore: 50.54 mm
• Compatibility: Derbi Euro 3 / 4 (Aprilia, Derbi, Gilera D50B)
• Scope of delivery: Cylinder with cylinder head, piston, piston rings, piston pin, circlips and gaskets
• 90cc racing cylinder: No homologation