Malossi Cast Iron Cylinder Kit (Incomplete – Cylinder Only) – 47mm / Pin 12 – Part #31 6926

Malossi Cast Iron Cylinder Kit (Ø47mm) is one of the most reliable and widely used upgrades for Piaggio, Vespa, Gilera, Aprilia, and Derbi 50cc 2-stroke engines.
This listing includes the incomplete cylinder only (no piston or head) — ideal for builders and mechanics who need a factory-grade replacement or wish to finish the bore to precise tolerances.

EVERYTHING INCLUDED SEEN IN PHOTO: PLEASE CHECK BEOFRE ORDERING

Malossi’s cast-iron thermal units combine exceptional durability with the brand’s signature Italian engineering precision. Each cylinder is machined to extremely tight tolerances (within 20 microns) to ensure smooth operation, excellent compression, and long-term reliability.

Features:

• Genuine Malossi cast-iron construction for high strength and longevity

• Cylinder only (incomplete bore) – machining or honing required

• Bore: Ø47mm, Pin: Ø12mm

Specifications:

• Part Number: 31 6926

• Material: Cast Iron

• Bore Size: 47mm

Included:

• Cylinder only (incomplete bore)

• No piston, rings, or head included

Compatibility:
Fits a wide range of 50cc 2-stroke models, including but not limited to:

• Aprilia: Mojito Custom 50, Scarabeo Classic 50 2T, SR Motard 50 2T

• Derbi: Atlantis, Variant Sport 50 2T

• Gilera: Stalker, Typhoon 50 2T, Ice, Storm

• Italjet: Jet Set 50 2T, Torpedo 50 2T

• Piaggio: Zip 50 2T, NRG Power 50 2T, Liberty 50 2T, Fly 50 2T, Sfera 50 2T, Typhoon 50 2T

• Vespa: ET2 50 2T, LX 50 2T, S 50 2T, Primavera 50 2T, Sprint 50 2T