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Yamaha ATV Wiseco Piston Kits

     

 
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$7.95 FLAT RATE SHIPPING PER ORDER,
Plus take an extra 5% discount at checkout on orders over $300.00.
We will guarantee the best prices on the net for all items after shipping and handling.

**If you find a better price please let us know and we will give an additional 5% off  the competitor price.

*Most Items are shipped same day on orders placed before 12:00pm Central Time. 
(please see the ordering info page for more information and exclusions)
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Wiseco High Performance Piston Kits

bulletForged from high-silicon aluminum alloy for maximum strength and dependability
bulletAll Wiseco High-Performance Pistons are priced with rings, circlips and wrist pin unless noted
bulletWiseco wrist pins are strong, lightweight and can be used with OEM pistons, too
bulletTwo high-strength, easy-to-install circlips are furnished with every piston
bulletDurability, longevity and increased horsepower
bulletInnovative forging design and piston skirt provide maximum horsepower and torque
 

INCHES TO MM CONVERSION
.010 IN = .25 MM
.020 IN = .50 MM
.030 IN = .75 MM
.040 IN = 1.00 MM, ETC.
 

2 CYCLE, FOR 4 CYCLE ENGINES - CLICK HERE
Model/Year CC Type Over Size mm Part # Your Price Buy Now
YT125 80-86 123
125
128
130
132
Piston Kit STD MDI236M05600 $121.95
& only $7.95 SHIPPING
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0.50 MDI236M05650 $121.95
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1.00 MDI236M05700 $121.95
& only $7.95 SHIPPING
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1.50 MDI236M05750 $133.95
& only $7.95 SHIPPING
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2.00 MDI236M05800 $133.95
& only $7.95 SHIPPING
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YT175 82-83 171
174
176
Piston Kit STD MDI471M06600 $121.95
& only $7.95 SHIPPING
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0.50 MDI471M06650 $121.95
& only $7.95 SHIPPING
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1.00 MDI471M06700 $121.95
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1.50
 
MDI471M06750 $133.95
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2.00 MDI471M06800 $133.95
& only $7.95 SHIPPING
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YFS200 Blaster 88-06
 Pro-Lite
195
198
201
207
Piston Kit STD MDI573M06600 $79.95
& only $7.95 SHIPPING
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0.25 MDI573M06625 $79.95
& only $7.95 SHIPPING
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0.75 MDI573M06675 $79.95
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1.00 MDI573M06700 $79.95
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1.25
 
MDI573M06725 $87.95
& only $7.95 SHIPPING
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1.50
 
MDI573M06750 $87.95
& only $7.95 SHIPPING
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1.75
 
MDI573M06775 $87.95
& only $7.95 SHIPPING
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2.00
 
MDI573M06800 $87.95
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2.10
 
MDI573M06825 $87.95
& only $7.95 SHIPPING
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Tri-Z 250 85-86
Pro-Lite Water Cooled
247
249
251
252
254
258
Piston Kit STD MDI515M06800 $125.95
& only $7.95 SHIPPING
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0.50 MDI515M06825 $99.95
& only $7.95 SHIPPING
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0.75 MDI515M06875 $125.95
& only $7.95 SHIPPING
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1.00 MDI515M06900 $138.95
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1.50 MDI515M06950 $138.95
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2.00
 
AD515M0700 $138.95
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YFZ 350 Banshee 87-06
-must use long rod crankshaft ADH114 -no case or head work required - supplied with wrist pin
346
352
358
364
370
Piston Kit STD MDI795M06400 $86.95
& only $7.95 SHIPPING
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0.50 MDI795M06450 $86.95
& only $7.95 SHIPPING
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1.00 MDI795M06500 $86.95
& only $7.95 SHIPPING
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1.50 MDI795M06550 $94.95
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2.00 MDI795M06600 $94.95
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YFZ 350 Banshee 87-06
-must use +5MM long rod & +4mm stroker crankshaft ADH129
must use thicker gasket kit ADW6093
-no case or head work required
Designed for Stock Cylinder & Head
373
379
385
391
397
Piston Kit STD MDI795M06400 $86.95
& only $7.95 SHIPPING
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0.50 MDI795M06450 $86.95
& only $7.95 SHIPPING
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1.00 MDI795M06500 $86.95
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1.50 MDI795M06550 $94.95
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2.00 MDI795M06600 $94.95
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HP Series 87-06
YFZ350 Banshee
Twin Cylinder, Liquid Cooled
Electra Coated
347
350
352
358
364
Piston Kit STD MDI842M06400 $101.95
& only $7.95 SHIPPING
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0.25
 
MDI842M06425 $101.95
& only $7.95 SHIPPING
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0.50 MDI842M06450 $101.95
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1.00 MDI842M06500 $101.95
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1.50
 
MDI842M06550 $111.95
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YFZ 350 Banshee 87-06
Twin cylinder
PRO-LITE
Liquid Cooled
347
352
358
364
370
Piston Kit STD MDI513M06400 $93.95
& only $7.95 SHIPPING
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0.25
 
MDI513M06425 $86.95
& only $7.95 SHIPPING
Quantity:

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0.50 MDI513M06450 $93.95
& only $7.95 SHIPPING
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0.75
 
MDI513M06475 $93.95
& only $7.95 SHIPPING
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1.00 MDI513M06500 $93.95
& only $7.95 SHIPPING
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1.25
 
MDI513M06525 $103.95
& only $7.95 SHIPPING
Quantity:

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1.50 MDI513M06550 $103.95
& only $7.95 SHIPPING
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2.00 MDI513M06600 $103.95
& only $7.95 SHIPPING
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2.10
 
MDI513M06625 $95.95
& only $7.95 SHIPPING
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2.50
 
MDI513M06650 $95.95
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4 CYCLE
Model/Year CC Type Over Size mm Part # Your Price Buy Now
Raptor 80 2002-05
Badger 80 1985-01
Grizzly 80 2005
11:1 Compression
83 Piston Kit
STD MDI4841M04700 $82.95
& only $7.95 SHIPPING
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0.50
 
MDI4841M04750 $82.95
& only $7.95 SHIPPING
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1.00
 
MDI4841M04800 $82.95
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3.00
 
MDI4841M05000 $91.95
& only $7.95 SHIPPING
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YFM, YTM 200 83-85,
YFM, DXT 87-88
Moto-4 87-90
(10.25:1 Compression)
196.3 Piston Kit STD MDI4292M06700 $96.95
& only $7.95 SHIPPING
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0.50 MDI4292M06750 $96.95
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1.00 MDI4292M06800 $96.95
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YTM, YFM 225 84-88,
Moto-4 87-88
(10.25:1 Compression)
223.6 Piston Kit STD MDI4312M07000 $100.95
& only $7.95 SHIPPING
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0.50 MDI4312M07050 $100.95
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1.00 MDI4312M07100 $100.95
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YFM 250 Timberwolf 92-00
YFB 250 Bear Tracker 99-03
(8.7:1 Compression)
229.6 Piston Kit STD MDI4675M07100 $98.95
& only $7.95 SHIPPING
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0.50 MDI4675M07150 $98.95
& only $7.95 SHIPPING
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1.00 MDI4675M07200 $98.95
& only $7.95 SHIPPING
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YFM250 Raptor '08
10.5:1 Compression
250 Piston Kit STD MDI4951M07400 $100.95
& only $7.95 SHIPPING
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.080 MDI4951M07600 $110.95
& only $7.95 SHIPPING
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YFM 350X Warrior '87-'04
YFM Raptor 350 '05-'08
YFM350X Wolverine '95-'03
YFM350ER '87-'95
YFM350FW/FWB Big Bear 4x4 '87-'99
BW350 Big Wheel '87-'88
10.25:1 Compression
349 Piston Kit STD MDI4419M08300 $117.95
& only $7.95 SHIPPING
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0.50 MDI4419M08350 $106.95
& only $7.95 SHIPPING
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1.00 MDI4419M08400 $117.95
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YFM450 Kodiak 400 '93-'99
YFM400/FW/H
Big Bear/4x4 '00-'06
8.6:1 Compression
386 Piston Kit STD MDI4676M08300 $117.95
& only $7.95 SHIPPING
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0.50 MDI4676M08350 $117.95
& only $7.95 SHIPPING
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1.00 MDI4676M08400 $117.95
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YFM450 Kodiak '03-'06
YFM450 Grizzly '07-'08
YFM450 Wolverine '06-'08
YXR450 Rhino '04-'08
11:1 Compression
  Piston Kit STD MDI4939M08450 $199.95
& only $7.95 SHIPPING
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.020 MDI4939M08500 $117.95
& only $7.95 SHIPPING
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.040 MDI4939M08550 $117.95
& only $7.95 SHIPPING
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YFZ450 '04-'05
12:1 STD Compression
439
449
Piston Kit STD MDI4865M09500 $133.95
& only $7.95 SHIPPING
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1.00 MDI4865M09600 $146.95
& only $7.95 SHIPPING
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.100 MDI4906M09800 $179.95
& only $7.95 SHIPPING
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YFZ450 '04-'05
13:1 STD Compression
(96mm is 450 class legal)
439
449
Piston Kit STD MDI4835M09500 $163.95
& only $7.95 SHIPPING
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.040 MDI4835M09600 $179.95
& only $7.95 SHIPPING
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YFZ450 '06-'08
11.4:1 STD Compression
439
449
Piston Kit STD MDI4865M09500 $133.95
& only $7.95 SHIPPING
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.040 MDI4865M09600 $146.95
& only $7.95 SHIPPING
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.100 MDI4906M09800 $179.95
& only $7.95 SHIPPING
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YFZ450 '06-'08 Race Only
14:1 Hi-Compression
439 Piston Kit STD MDI4929M09500 $199.95
& only $7.95 SHIPPING
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YFM600FWA/H Grizzly 4x4
'98-'01
598 Piston Kit STD MDI4797M09500 $137.95
& only $7.95 SHIPPING
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1.00 MDI4797M09600 $137.95
& only $7.95 SHIPPING
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2.00
 
MDI4797M09700 $151.95
& only $7.95 SHIPPING
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YFM600FWA/H Grizzly 4x4
'98-'01
11.5:1 Compression
598 Piston Kit STD MDI4596M09500 $152.95
& only $7.95 SHIPPING
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1.00 MDI4596M09600 $152.95
& only $7.95 SHIPPING
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YFM660R Raptor '01-'06
YFM660F/H Grizzly '02-'08
YXR660FA Rhino 4x4 '05-'06
11:1 Hi-Compression
Cylinder boring required for oversizes.
660 Piston Kit STD MDI4737M10000 $144.95
& only $7.95 SHIPPING
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0.50 MDI4737M10050 $144.95
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1.00 MDI4737M10100 $144.95
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YFM660R Raptor '01-'06
YFM660F Grizzly 4x4 '02-'06
YXR660FA Rhino 4x4 '05-'06
BIG BORE
11:1 Compression
Cylinder boring required for oversizes.
686 Piston Kit 2.00 MDI4811M10200 $159.95
& only $7.95 SHIPPING
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YFM700 Raptor '06-'08
9.2:1 Compression
Skirt Coated - cylinder sleeving orreplacing required for oversizes
  Piston Kit 2.00 AD4902M010200 $104.95
& only $7.95 SHIPPING
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3.00 AD4902M010300 $104.95
& only $7.95 SHIPPING
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YFM700 Raptor 06-07
YFM700 Grizzly
11:1 Compression
Skirt Coated - cylinder sleeving orreplacing required for oversizes
  Piston Kit 2.00 AD4903M010200 $134.95
& only $7.95 SHIPPING
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