Piston Kits
Wiseco
YAMAHA 2-Stroke Models
Years
Piston Type
Size
Piston Kit
Piston Rings
Piston Pin
Piston Clips 56-0152.WI 56-0153.WI 56-0152.WI Piston Clips 56-006.WI 56-006.WI 56-006.WI 56-0152.WI 56-0152.WI 56-0152.WI 56-0152.WI 56-0152.WI 56-0152.WI 56-0152.WI
Small End Bearing
1988 - 06 Pro-Lite 1985 - 86 Pro-Lite 1987 - 06 Pro-Lite
YFS 200 Blaster YTZ 250 Tri-Z YFZ 350 Banshee
66mm 56-W573+000.WI 68mm 56-W196+00A.WI 64mm 56-W513+00A_WI
56-R489
56-787
– – –
56-R500.WI 56-R355.WI
56-7905.WI
56-787
4-Stroke Models
Years
Piston Type
Size
Piston Kit
Piston Rings
Piston Pin
Small End Bearing
YFM 80 Badger Comp 11:1 YFM 80 Grizzly Comp 11:1 YFM 80 Raptor Comp 11:1 YFM 125R Raptor Comp 11:1
1985 - 01
47mm 56-W4841.000.WI 47mm 56-W4841.000.WI 47mm 56-W4841.000.WI 54mm 56-W400.WI+00 70mm 56-W4312+P0 70mm 56-W4312+P0 71mm 56-W4675+000_WI 71mm 56-W4675+000_WI 71mm 56-W4675+000_WI 71mm 56-W4675+000_WI 74mm 56-W4951.WI 81mm 56-W4951_81.WI 83mm 56-W4419+00A_WI 83mm 56-W4419+00A_WI 83mm 56-W4419+00A_WI 83mm 56-W4419+00A_WI 83mm 56-W4419+00A_WI 83mm 56-W4419+00A_WI 83mm 56-W4676.WI 83mm 56-W4676.WI 84.5mm 56-W4939.000.WI 84.5mm 56-W4939.000.WI 84.5mm 56-W4939.000.WI 84.5mm 56-W4939.000.WI 95mm 56-W4865+00A_WI 95mm 56-W4835+00A_WI 95mm 56-W4865+00A_WI 95mm 56-W4835+00A_WI 95mm 56-W4865+00A_WI 95mm 56-W4835+00A_WI 95mm 56-W4865+00A_WI 95mm 56-W4835+00A_WI 84.5mm 56-W4939.000.WI 92mm 56-W40104+000.WI 95mm 56-W4797+00A_WI 95mm 56-W4596.000.WI 100mm 56-W4737.HC_WI 102mm 56-W4811.WI 100mm 56-W4737.HC_WI 102mm 56-W4811.WI 100mm 56-W4737.HC_WI 102mm 56-W4811.WI 102mm 56-W4902+000.WI 102mm 56-W4903+000_WI 102mm 56-W9860_WI 103mm 56-W40140_WI 103mm 56-W40140_WI 102mm 56-W4902+000.WI 102mm 56-W4903+000_WI 102mm 56-W9860_WI 102mm 56-W4902+000.WI 102mm 56-W4903+000_WI 103mm 56-W40140_WI 102mm 56-W9860_WI
56-R502 56-R502 56-R502 56-R503 56-R503 56-R504 56-R504 56-R504 56-R504 56-R530
56-7946 56-7946 56-7946 56-718
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
2005
2002 - 08 2011 - 13 1987 - 88 1984 - 88 2000 - 04 2007 - 09 2005 - 06 1990 - 00
ArmorGlide
YFM 225 Comp 10.25:1 YTM 225 Comp 10.25:1 YFB 250 Bear Tracker
56-7942.WI 56-7942.WI
YFM 250 Big Bear
YFM 250 Bruin
YFM 250 Timberwolf YFM 250R Raptor
2008 - 13 ArmorGlide 2008 - 13 ArmorGlide
56-7977.WI 56-7977.WI 56-7943.WI 56-7943.WI 56-7943.WI 56-7943.WI 56-7943.WI 56-7943.WI 56-7943.WI 56-7943.WI
56-007 56-007 56-009 56-009 56-009 56-009 56-009 56-009 56-009 56-009 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-000 56-0158 56-012 56-012 56-012 56-012 56-012 56-012 56-012 56-012 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-0158 56-009 56-009
Big Bore
ArmorGlide
BW 350T
1999
56-R309.WI 56-R309.WI 56-R309.WI 56-R309.WI 56-R309.WI 56-R309.WI 56-R309.WI 56-R309.WI
2007 - 14 ArmorGlide
YFM 350 Grizzly YFM 350 Moto-4 YFM 350 Warrior
ArmorGlide
1999
1987 - 04 ArmorGlide 1989 - 99 ArmorGlide 2005 - 13 ArmorGlide
YFM 350 WT Big Bear YFM 350R Raptor YFM 400 Big Bear YFM 400 Kodiak YFM 450 Grizzly YFM 450 Kodiak YFM 450 Kodiak YFM 450 Wolverine YFZ 450 Comp 12:1
2000 - 12 1993 - 99
2007 - 14 ArmorGlide 2003 - 06 ArmorGlide
ArmorGlide
2018
2006 - 14 ArmorGlide 2004 - 05 ArmorGlide
56-R305.WI 56-R305.WI 56-R305.WI 56-R305.WI 56-R305.WI 56-R305.WI 56-R305.WI 56-R305.WI
56-7958 56-7958 56-7958 56-7958 56-7958 56-7958 56-7958 56-7958
Comp 13:1
2004 - 05
YFZ 450 Comp 11.4:1
2006 - 13 ArmorGlide 2006 - 13 ArmorGlide 2009 - 18 ArmorGlide 2009 - 18 ArmorGlide
Comp 12.4:1
YFZ 450R Comp 11.4:1
Comp 12.4:1
YFZ 450X Comp 11.4:1
ArmorGlide ArmorGlide
2011 2011
Comp 12.4:1
2006 - 09 ArmorGlide
YXR 450 Rhino
YFM 550 Grizzly Comp 10.25:1 YFM 600 Grizzly Stock Comp
2009 - 13 1998 - 01
56-7950
56-R507.WI 56-R507.WI
56-7921.WI 56-7921.WI
Hi-Comp 11.5:1 1998 - 01
YFM 660F Grizzly Hi-Comp 11:1
2002 - 08 ArmorGlide 2002 - 08 ArmorGlide 2001 - 05 ArmorGlide 2001 - 05 ArmorGlide 2005 - 07 ArmorGlide 2005 - 07 ArmorGlide 2007 - 13 ArmorGlide 2007 - 13 ArmorGlide 2014 - 15 ArmorGlide 2016 - 18 ArmorGlide 2016 - 18 ArmorGlide 2006 - 14 ArmorGlide 2006 - 14 ArmorGlide 2015 - 18 ArmorGlide 2008 - 13 ArmorGlide 2008 - 13 ArmorGlide 2016 - 17 ArmorGlide 2014 - 18 ArmorGlide 2016 - 17 ArmorGlide 2016 - 17 ArmorGlide
56-R800
Big Bore
56-R508.WI
56-7945.WI
YFM 660R Raptor Comp 11:1
56-R800
Big Bore
56-R508.WI
56-7945.WI
YXR 660 Rhino Hi-Comp 11:1
56-R800
Big Bore
56-7945.WI
56-R508.WI
YFM 700 Grizzly Comp 9.2:1
56-R548 56-R548 56-R548 56-R549 56-R549 56-R548 56-R548 56-R548 56-R548 56-R548 56-R549 56-R548
56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960 56-7960
Hi-Comp 11:1
YFM 700 Grizzly Comp 10:1 YFM 700F Grizzly Comp 10.1:1 YFM 700 Kodiak Comp 10.1:1 YFM 700 Raptor Comp 9.2:1
Hi-Comp 11:1
YFM 700 Raptor Comp 10:1 YFM 700 Rhino Comp 9.2:1
Hi-Comp 11:1
YXE 700R Wolverine R-Spec YXM 700 Viking Comp 10:1 YXZ 1000R Comp 9.5:1
56-W9805.WI.TRB ** 56-W9805.WI.CR
80mm 80mm
Comp 13:1
56-7934.WI
** For use with Turbo Only!
Please note All Piston Kits do not include small end bearings. Most Kits available from standard size up to 2.00mm over size.
*Please visit our website for current prices E8
www.oro2u.com
Tel: 01597 822 666
Fax: 01597 825 224
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