Wossner
Piston Kits
GASGAS 4-Stroke Models
Years
Size
Piston Kit
Piston Rings
Piston Pin 56-7924.WO 56-7931.WO 56-7931.WO 56-7981.WO 56-7981.WO 56-7981.WO 56-7981.WO 56-7981.WO 56-7981.WO 56-7931.WO 56-7984.WO 56-7984.WO 56-7984.WO 56-7984.WO 56-7984.WO 56-7927.WO 56-7927.WO 56-7973.WO 56-7973.WO 56-7927.WO 56-7927.WO 56-7982.WO 56-7982.WO 56-7982.WO 56-7982.WO 56-7927.WO 56-7927.WO 56-7927.WO
Piston Clips 56-0153.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0152.WO 56-0153.WO 56-0153.WO 56-0153.WO 56-0153.WO 56-0153.WO 56-0155.WO 56-0155.WO 56-0153.WO 56-0153.WO 56-0155.WO 56-0155.WO
Small End Bearing
TXT 300
All Years 79mm 2010 - 15 77mm 2010 - 15 77mm 2021 - 23 78mm 2021 - 23 78mm 2021 - 23 78mm 2021 - 23 78mm 2021 - 23 78mm 2021 - 23 78mm 2013 - 15 83mm 2021 - 23 88mm 2021 - 23 88mm 2022 - 23 88mm 2022 - 23 88mm 2022 - 23 88mm
56-W180.WO 56-W189.WO 56-W188.WO 56-W954.A.WO 56-W955.A.WO 56-W265.A.WO
56-R389
– – – – – – – – – – – – – – – – – – – – – – – – – – – –
EC 250F 3-Ring
56-R407.WO 56-R407.WO 56-R323.WO 56-R323.WO 56-R323.WO 56-R323.WO 56-R323.WO 56-R323.WO 56-R309.WO 56-R333.WO 56-R333.WO 56-R333.WO 56-R333.WO 56-R333.WO 56-R305.WO 56-R328.WO 56-R554.WO 56-R554.WO 56-R305.WO
2-Ring
EC 250F Comp 14.23
Comp 14.50
EX 250F Comp 14.4
Comp 14.6
56-W265.A.WO.HC
MC 250F Comp 14.4
56-W265.A.WO
Comp 14.6
56-W265.A.WO.HC
EC 300F EC 350F
56-W912.WO
56-W8822.A.WO 56-W4735+00A.WO 56-W4736+00A.WO 56-W4735+00A.WO 56-W4736+00A.WO
EX 350F Comp 14.2
Comp 15.20
MC 350F Comp 14.20
Comp 15.20
EC 450F EC 450F
2005
95mm
56-W220.WO 56-W221.A.WO 56-W222.WO 56-W223.WO 56-W025.WO 56-W221.WO 56-W956.A.WO
2006 - 12 97mm 2013 - 15 95mm 2013 - 15 95mm 2003 - 04 95mm 2006 - 09 97mm 2021 - 23 95mm 2021 - 23 95mm 2021 - 23 95mm 2021 - 23 95mm 2005 - 06 95mm 2007 - 09 97mm
EC 450F Comp. 12.3:1
High Comp. 13.5:1
HP / EC / FSE 450 HP / EC / FSE 450
56-R307
MC 450F Comp. 12.60
56-R329.WO 56-R329.WO 56-R329.WO 56-R329.WO 56-R305.WO
56-0154 56-0154 56-0154 56-0154
Comp. 13.60
56-W956.A.WO.HC
EX 450F Comp. 12.60
56-W956.A.WO
Comp. 12.60
56-W956.A.WO.HC
SMR 450 SMR 450
56-W220.WO 56-W221.WO 56-W242.WO
56-0155.WO 56-0155.WO 56-0155.WO
56-R307
SM 515
2009
100mm
56-R501.WO
HONDA 2-Stroke Models
Years
Size
Piston Kit
Piston Rings
Piston Pin 56-709.WO 56-709.WO 56-7930.WO 56-7930.WO 56-7930.WO 56-786.WO 56-786.WO 56-786.WO 56-786.WO
Piston Clips 56-005.WO 56-005.WO 56-006.WO
Small End Bearing
CR 80 CR 80
1980 - 82 49.5mm
56-W450.WO
– –
56-811.WO 56-811.WO 56-7995.WO 56-7995.WO 56-7995.WO 56-813.WO 56-813.WO 56-813.WO 56-823.WO 56-813.WO 56-814.WO 56-814.WO 56-814.WO 56-814.WO 56-814.WO 56-814.WO
1983
49.5mm
56-W493+000.WO 56-W041.WO 56-W643.A.WO 56-W833.A.WO 56-W339+0.00.WO 56-W430+P0.WO 56-W448+P0.WO 56-W563+000.WO 56-W553+0.WO 56-W564+P0.WO 56-W595+00A.WO
CR 80 International Bore
1986 - 02 46mm 1992 - 02 47mm 2003 - 07 47.5mm 1973 - 78 56mm
56-R556.WO 56-R905.WO
US Bore
56-0150 56-0150 56-0150 56-0150 56-0150 56-0150 56-0150 56-0151 56-0151 56-0151 56-0151 56-0151 56-0151
CR 85 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125 CR 125
56-R352 56-R365 56-R365
1979
56mm
1980 - 84 55.5mm 1985 - 86 54mm
56-R006.WO
56-R421
1987
54mm
56-R405+P0.1.WO 56-786.WO 56-R405+P0.1.WO 56-783.WO 56-R405+P0.1.WO 56-783.WO 56-R405+P0.1.WO 56-783.WO 56-R405+P0.1.WO 56-783.WO 56-R405+P0.1.WO 56-783.WO 56-R405+P0.1.WO 56-783.WO
1988 - 89 54mm 1990 - 91 54mm 1992 - 99 54mm 2000 - 03 54mm
56-W613.A.WO 56-W676.A.WO
2004
54mm
56-W840+00A.WO 56-W859.A.WO 56-W903+000.WO
2005 - 07 54mm 1983 - 87 56mm
MBX / MTX 125 MTX 125 Rally
56-R365 56-R365
56-7925.WO.41 56-7925.WO.41
56-0152.WO 56-0152.WO
– –
1988 - 99 56mm 56-W905.A
CR 250 CR 250 CR 250 CR 250 CR 250 CR 250
1973 - 74 70mm 1975 - 77 70mm 1978 - 80 70mm 1981 - 83 66mm 1984 - 85 66mm
56-W337+00A.WO
56-R487.WO 56-R487.WO 56-R487.WO 56-R480.WO 56-R480.WO
56-7924.WO 56-7924.WO 56-7924.WO 56-7924.WO 56-7924.WO
56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO 56-0153.WO 56-801.WO
56-W338+0
56-W431+P0.WO 56-W466+P0.WO 56-W526.P0.WO
1986 - 96 66.4mm 56-W614.A.W
56-R420.2.WO 56-7924.WO 56-R420.1.WO 56-7924.WO 56-R420.2.WO 56-7924.WO 56-R420.2.WO 56-7924.WO 56-R420.1.WO 56-7924.WO 56-R420.2.WO 56-7924.WO
CR 250 Single ring
1997 - 01 66.4mm 1997 - 01 66.4mm 2002 - 04 66.4mm 2005 - 07 66.4mm 2005 - 07 66.4mm
56-W703+00A.WO
2-Ring
56-W702.A.WO
CR 250 2-Ring
56-W801+00A.WO 56-W134+00A.WO 56-W860+00A.WO 56-W130+00A.WO ** 56-W554+000.WO
CR 250 Single ring
2-Ring
CRM 250
All
66mm
56-R480.WO 56-R430.WO
56-731 56-789
56-0154
–
CR 500
1984 - 01 89mm
56-0155.WO 56-828.WO
Please note All Piston Kits do not include small end bearings. Most Kits available from standard size up to 2.00mm over size. Please Note Wossner Piston rings will NOT run in chrome bores!
* 56-W177.WO This piston has drilled oil holes and does NOT have Teflon coated skirts. ** 56-W130.WO This piston comes with a 19mm Gudgeon Pin. + 56-W227.WO This piston has drilled oil holes and does NOT have Teflon coated skirts.
*Please visit our website for current prices E23b
E-mail: sales@oro2u.com
www.oro2u.com
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