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- Automotive /
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- Parts /
- Engine /
- Rebuild Kits
Product Description


- Tupo : “Let the passionate soul drive a beast like machine.”
- We mainly produces parts such as cylinders, pistons, piston rings, spark plugs, belts and chains etc.
- Enjoy the source of products.

Replaces Part Numbers
- 4BD-11310-00-00
- 3GH-11310-00-00
- 4BD-11351-00-00
- 3GH-11181-00-00
- 4BD-11631-00-Y0
- 29U-11633-00-00
- 93450-17044-00
- 4BD-11610-00-00
Compatible with Yamaha following
- Bear Tracker 250 YFM250XL YFM250XM YFM250XHN YFM250XP YFM250XR YFM250XS 1999-2004
- Bruin 250 YFM250BT YFM25BV 2005-2006
- Big Bear 250 YFM25BW YFM25BXGR YFM25BXL YFM25BYB YFM25BYGR YFM25BYR 2007-2009
- Timberwolf 250 YFB250D YFB250E YFB250F YFB250G YFB250U YFB250FW YFB250FWF YFB250FWM YFB250UJ YFB250UK 1992-2000
- MOTO-4 YFM250W YFM250A YFM250B 1989-1991
Package Include
- 1x Cylinder ( 71mm )
- 1x Piston Kit
- 1x Piston Rings Set
- 1x Gasket Kit
Cylinder
- Cylinder Bore Diameter : 71mm
- Cylinder Outer Diameter :76mm
- Actual Displacement: 230cc
Piston Kit
- piston is a component of engines, pumps, and gas compressors,It is located in a cylinder and is made gas-tight by piston rings.
- piston acts as a movable end of the combustion chamber,slides back and forth in the cylinder bore by forces produced during the combustion process.its purpose is to transfer force from expanding gas in the cylinder to the crankshaft through a piston rod or connecting rod.
Gaskets
- Gaskets have good sealing performance, fully satisfying the application requirement.
- Kit is for standard bore size.
$62.49 $62.49
$ 28 .99 $28.99
$56.95 $56.95
$ 25 .99 $25.99
$74.50 $74.50
$ 31 .99 $31.99
$94.99 $94.99
$ 38 .99 $38.99
$6.55 $6.55
$ 2 .99 $2.99
$42.95 $42.95
$ 20 .99 $20.99