Cylinder Kits

Ready to make your Yamaha Zuma 50 a screamer? This is the Stage 1 performance kit that will take your Zuma performance up a serious notch. Save $$...

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

59mm Aluminum Cylinder, with a cast iron sleeve (w/o head).Give your Yamaha Zuma 125 some extra kick with this bolt on 158cc Big Bore kit. Contains...

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

72cc Big Bore Kit-Bolt on and Go! Kit Includes: Aluminum Nik-a-sil cylinder Aluminum Head Piston, rings, wrist pin and clips Gasket Kit Assembly ...

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

Polini & Malossi 70cc Gasket Kit

Athena 72cc Gasket Kit All the gaskets you will need if rebuilding top end

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...

High Performance Cam by NCY The A9 is most popular cam shaft used when doing upgrades for power take off. Beef up your power with this racing cam.

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

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 recieve 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...