Cylinder Kits

When running an air cleaner on the 125 Zuma, this little air cleaner goes on the crankcase breather hose. (This goes to the engine cases breather s...

A perfectly balanced, high RPM, high strength, high performance crankshaft for your Zuma. Perfect for those 70cc modded scoots! (This replaces your...

Top quality cylinder gasket set top end for Minarelli vertical. Made in Italy. This top end gasket kit contains all necessary gaskets from cylinder...

Yamaha OEM Cylinder Head Gasket Zuma 50 '89-'01   Choose between Aluminum or Copper

Includes: Cast Iron Cylinder Aluminum Head Piston Rings Pin Clips Instructions 47mm Bore, 10mm Pin, 72cc This is a very good reliable cast iron ...

Air cooled Malossi cylinder kit for Zuma horizontal air-cooled engines 72cc cast iron 2 rings *****Not Available in California*****

Not legal for use in California Polini Big Bore Kit-This is for the "pre- Bug" Vertical  engine '89-'01 Polini Corsa Big Bore Kit for the Pre-2002 ...

Complete Gasket Kit Limited Quantity (we bought the last our supplier currently has) 

Polini & Malossi 70cc Gasket Kit

Hi Performance Main Bearings (each)

Straight out of Malossi's Italian workshop. The Malossi cast kit is a tried and true reliable sport kit, that will last a long time, and provide th...

OEM yamaha 10mm wrist pins for your 1989-2011 zuma 2 stroke. These are wear items, and suggested to replace them when you rebuild the top end. 

Stock Yamaha Piston Kit Piston Kit Contains: Piston Rings Wrist Pin Circlips-(eared for EASY installation) Always replace the head and base gas...

Standard piston rings, fits oem piston for vertical and horizontal two stroke zuma engines.

The stock Yamaha circlips do not have an "ear" making it very difficult to install. These circlips have an ear and make the job easy!

The Contessa is a killer sport 70cc bore for the Zuma minarelli vertical. Polini's classic 2 ring design, built to last. When you receive this kit,...

The Corsa is Polini's revised 70cc sport cylinder. Extreme port timing, polished exhaust port and increased primary compression result in up to 2-3...

Grab a Polini reinforced top end bearing for your next build. These fit several 10mm scoots, please verify fitment before ordering.  10mm -10x14x13

The cost of petroleum has skyrocketed and as a result the cost of seals has to. Includes: Left Crank Seal Right Crank Seal Primary Drive Seal Stato...

Used OEM (except #4) zuma 50 cylinders.  I would recommend getting new gaskets and circlips before installing these.  #4 is a 48mm (72cc) charmo bi...