ORO2U Dirt Catalogue - Section E - Engine and Performance.

Wiseco

Piston Kits

GASGAS 2-Stroke Models

Piston Type

Years

Size

Piston Kit

Piston Rings

Piston Pin

Piston Clips

Small End Bearing

Pro-Lite Pro-Lite

2021 - 25 39.5mm 2021 - 25 45mm 2021 - 25 45mm 2021 - 25 47mm 2021 - 24 47mm 2021 - 24 47mm 2021 - 24 52mm 2000 - 01 54mm 2002 - 11 54mm 2021 - 25 54mm 2021 - 25 54mm 2021 - 25 54mm 2021 - 25 56mm

MC 50 MC 65

.A.WI

.WI .WI

.WI

.WI .WI .WI .WI

.WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI

56-W802 56-W313 56-W313 56-W313 56-W012 56-W012 56-W012 56-W726

56-R021 56-R206

56-0702 56-7914 56-7914 56-7914 56-708 56-708 56-715 56-729 56-722 56-729 56-729 56-722 56-729 56-722 56-7919 56-7919

56-005 56-005 56-005 56-005 56-003 56-003 56-003 56-002 56-002 56-002 56-002 56-002 56-002 56-002 56-0153 56-0153

56-838 56-827 56-827 56-827 56-821 56-821 56-821 56-814 56-814 56-800 56-800 56-800 56-800 56-800 56-801 56-801 56-801 56-802 56-802 56-802 56-802 56-802 56-802 56-802 56-802 56-802 56-801 56-801 56-802 56-802

_000.WI _000.WIE _200.WI

Racer Elite

.WI

56-R206 56-R002 56-R002 56-R002 56-R470

Big Bore Pro-Lite

MC 85

.A.WI

Racer Elite Big Bore Pro-Lite GP Series

_000.WIE _500.WI _000_WI .PO.WI.G

.WI .WI .WI .WI .WI

EC / MC 125 EC / MC 125

–

+PO.1.WI +P0.1.WI

56-W676 56-W035 56-W213 56-W035 56-W035

56-R405 56-R405

Pro-Lite

MC 125 (Single Ring)

.A.WI

GP Series Racer Elite Big Bore GP Series GP Series GP Series

(Dual Ring)

_000.WI

–

.WIE

+P0.1.WI

.WI.S668

56-R405 56-R405

_200.WI

+P8.1

.WI .WI

2025

MC 150 EC 200

58mm

.A.WI.GP

–

56-W6720

2000 - 14 62.5mm 2014 - 17 62.5mm 1997 - 14 66.4mm 2014 - 18 66.4mm 1997 - 08 66.4mm 2021 - 24 66.4mm 2021 - 24 66.4mm 2021 - 24 66.4mm 2022 - 25 66.4mm 2022 - 25 66.4mm 2021 - 25 66.4mm 2022 - 25 66.4mm 2022 - 25 66.4mm 2021 - 25 66.4mm 2000 - 14 72mm 2014 - 18 72mm 2021 - 24 72mm 2021 - 24 72mm

.WI .WI .WI .WI .WI

.WI .WI

– –

56-W848 56-W848 56-W157 56-W157

56-R319 56-R319

EC 200 R

Pro-Lite Pro-Lite Pro-Lite Pro-Lite

EC 250

.2.WI .2.WI

.WI .WI

.WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI .WI

56-R420 56-R420

56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-781 56-7983 56-7983

56-0153 56-0153

EC 250 R

MC / SM 250

.2.WI .2.WI

.WI .WI

56-W157 56-W214 56-W824 56-W214 56-W214 56-W824 56-W214 56-W214

56-R420 56-R420 56-R441 56-R441

56-0153 56-0153

EC 250

.A.WI

GP Series Racer Elite

.WI

.WI .WI

56-0153 56-0153

.WI.RE

Pro-Lite

EX 250

.A.WI

.2.WI

.WI .WI

56-R420 56-R441

56-0153 56-0153

GP Series Racer Elite

.WI

.WI.RE

.WI .WI

56-R441 56-R420 56-R441 56-R441

56-0153 56-0153

Pro-Lite

MC 250

.A.WI

.2.WI

GP Series Racer Elite

.WI

.WI .WI

56-W824 56-W214 56-W159 56-W159

56-0153 56-0153

.WI.RE

Pro-Lite Pro-Lite Pro-Lite Pro-Lite

EC 300

.WI .WI

56-R406 56-R406

56-0153 56-0153

EC 300 R

EC 300 EX 300

.A.WI.AR .A.WI.AR

.WI .WI

56-W9984 56-W9984

56-R406 56-R406

56-0153 56-0153

4-Stroke Models EC 250F Comp. 12.5:1

Piston Type Forged Series

Years

Size

Piston Kit

Piston Rings

Piston Pin

Piston Clips

Small End Bearing

2010 - 15 77mm 2010 - 15 77mm 2021 - 23 78mm

.WI

.WI.Y

.WI .WI

– – –

56-W188 56-W188 56-W113

56-R301

56-7966 56-7966

56-0152 56-0152

High Comp 13.5:1 Forged Series

.WI.HC

.WI

56-R316

Forged Series

EC 250F

+000.WI

.WI

56-R517

56-7931

56-0162

EC 250F Comp. 14.5:1 EX 250F Comp. 14.4:1

2024

81mm

+000.WI.A

56-W4984 56-W265

Forged Series

2021 - 23 78mm 2021 - 23 78mm

.A.WI

.WI

.WI .WI

– –

56-R517

56-7931

56-0152 56-0152

Comp. 14.5:1

Racer Elite

.WI.HCE

–

56-W265

EX 250F Comp. 14.5:1 MC 250F Comp. 14.4:1

2024

81mm

+000.WI.A

56-W4984 56-W265

Forged Series

2021 - 23 78mm 2021 - 23 78mm 2024 - 25 81mm 2021 - 23 88mm 2021 - 23 88mm

.A.WI

.WI

.WI .WI

– –

56-R517

56-7931

56-0152 56-0152

Comp. 14.5:1

Racer Elite

.WI.HCE

–

56-W265

MC 250F Comp. 14.5:1

+000.WI.A

56-W4984 56-W4735 56-W4735 56-W4735 56-W4735 56-W4735 56-W4785 56-W4785

Forged Series Forged Series

_00.WI _00.WI

.WI

.WI .WI

– – – – – – – – – – – – –

EC 350F EX 350F

56-R280

56-7978 56-7978

56-0153 56-0153

.WI

56-R280 56-R061

Racer Elite

2023

88mm

_00.WI.RE

–

.WI .WI

56-0153 56-0153

Forged Series

2023 - 25 88mm 2023 - 25 88mm 2013 - 15 95mm 2013 - 15 95mm 2021 - 23 95mm 2021 - 23 95mm 2021 - 23 95mm 2024 - 25 95mm 2021 - 23 95mm 2021 - 23 95mm 2021 - 23 95mm 2024 - 25 95mm

MC 350F

_00.WI

.WI

56-R280 56-R061

56-7978

Racer Elite ArmorGlide

_00.WI.RE

–

.WI .WI

56-0153 56-0152

EC 450F Comp. 12.3:1

.WI

.WI .WI

56-R305

56-7929 56-7929

High Comp. 12.3:1 Forged Series

.WI.HC

.WI

56-R305 56-R054 56-R054 56-R060 56-R054 56-R054 56-R060

56-0152 56-009 56-009

EX 450F Comp. 12.6:1

ArmorGlide

.A.WI.AR .WI.ARH

.WI .WI

56-W956 56-W956 56-W956

56-7959 56-7959

High Comp. 13.5:1 ArmorGlide

Racer Elite

ArmorGlide

.WI.RE

–

56-009

EX 450F Comp. 13.1:1 MC 450F Comp. 12.6:1

.A.WI

56-W4985 56-W956

ArmorGlide

.A.WI.AR .WI.ARH

.WI .WI

56-7959 56-7959

56-009 56-009 56-009

High Comp. 13.5:1 ArmorGlide

56-W956 56-W956

Racer Elite

ArmorGlide

.WI.RE

–

MC 450F Comp. 13.1:1

.A.WI

56-W4985

*Please visit our website for current prices

E-mail: sales@oro2u.com

www.oro2u.com

E13

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