Piston Kits
Vertex
GASGAS Models - 2 Stroke
Piston Type
Years
Size
Piston Kit
Piston Rings 56-R9403.V 56-R9404.V 56-R9404.V 56-R9339.V 56-R9339.V 53008004700 56-R9339.V 56-R9332.V 56-R9307.V 56-R9331.V 56-R9350.V 56-R9307.V 56-R9307.V 56-R9307.V 56-R9331.V 56-R908.V 56-R9311.V
Piston Pin
Piston Clips 72065.EACH 72065.EACH 72065.EACH 72050.EACH
Small End Bearing
2021 - 24 39.5mm 23429AB 2021 - 24 45mm 23430AB
MC 50 MC 65 MC 65 MC 85
715036 715332 715332 715378 715378 711119 715378 711127 711127 711127 711127 711127 711127 711127 715130 715258
56-838. VERTEX 56-827. VERTEX 56-827. VERTEX 56-7997. VERTEX 56-7997. VERTEX 56-7997. VERTEX 56-7997. VERTEX 56-800. VERTEX 56-800. VERTEX 56-800. VERTEX 56-800. VERTEX 56-800. VERTEX 56-800. VERTEX
Race Evolution 2021 - 24 45mm 24447AB
2021 - 24 47mm 24212A 2021 - 24 47mm 24279A
MC 85 FlatHead
Race
72050 72050 72050 72071 72071 72071 72071 72071 72071 72071 72055 72058
Race Evolution 2021 - 24 47mm 24446A
MC 85 single ring 0,8
2021 - 24 47mm 24355A 2003 - 10 54mm 23195A 2021 - 24 54mm 23928A 2021 - 24 54mm 24243A
MC 85 12⁰ Head
Race
EC / MX 125 - Halley - SM
MC 125 Twin Ring MC 125 Single Ring MC 125 Single Ring 0,8
Race
Race Evolution 2021 - 24 54mm 24445A
2021 - 24 54mm 24427A 2021 - 24 54mm 24520A 2021 - 24 54mm 24419A 2002 - 21 54mm 22766A
MC 125 12⁰ Head Single Ring MC 125 12⁰ Head Twin Ring
Race Race
MC 125 Single Ring
Pro Race
TXT 125 TXT 200 EC 250 EC 250 MC 250 EC 300 EC 300
2002
64mm 22767A
72074.EACH 72048.EACH 72048.EACH 72074.EACH 72048.EACH Piston Clips 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each 72106.Each
2002 - 19 66.4mm 23249A 2021 - 24 66.4mm 23630A 2022 - 24 66.4mm 23630A 2002 - 19 72mm 23761A 2021 - 24 72mm 24244A
56-7924. VERTEX 56-7924. VERTEX
56-8020. VERTEX 56-8020. VERTEX
56-R9399. VERTEX
56-R9502.V 56-R9312.V 56-R9312.V Piston Rings 56-R9406.V 56-R9406.V 56-R9406.V
715372
56-7924. VERTEX 56-7924. VERTEX
56-8020. VERTEX
Models - 4 Stroke EC 250F Comp. 12.8:1
Piston Type
Years
Size
Piston Kit
Piston Pin
Small End Bearing
2021 - 23 78mm 24196A 2021 - 23 78mm 24114A
715441 715441 711195
- - - - - - - - - - - - - - - - - - - - - - - - - - -
EC 250F High Comp. 13.5:1 EC 250F High Comp. 13.5:1
GP Racer Choice 2021 - 23 78mm 24115A
2024
EC 250F
81mm 24615A 81mm 24634A
590281000002 715441 590281000002 715441
GP Racer Choice 2024
EC 250F High Comp. MC 250F Comp. 14.4:1
2021 - 23 78mm 24097A 2021 - 23 78mm 24114A
56-R9406.V 56-R9406.V 56-R9406.V 56-R9361.V
715441 715441 715441 715441
MC 250F High Comp. 14.7:1 MC 250F High Comp. 14.5:1 MC 250F Comp. 14.4:1 (Big Bore)
GP Racer Choice 2021 - 23 78mm 24115A
2021 - 23 78mm 24142A
2024
MC 250F
81mm 24615A 81mm 24634A
590281000002 715441 590281000002 715441
GP Racer Choice 2024
MC 250F High Comp. EC 350F Comp. 14.0:1
2021 - 23 88mm 24098A 2021 - 23 88mm 24116A 2021 - 23 90mm 24238A
56-R9401. VERTEX 56-R9401. VERTEX
715431 715431 715431 715431 715431 715431 715431 715431 715471 715471 711197 711197 711197
72098.Each.Each 72098.Each.Each 72098.Each.Each 72098.Each.Each 72098.Each.Each 72098.Each.Each 72098.Each.Each 72098.Each.Each
EC 350F High Comp. 15.1:1 EC 350F Comp. 14.0:1 (Big Bore)
56-R9407.V
2024
EC 350F
88mm 24632A
56-R9401. VERTEX 56-R9401. VERTEX 56-R9401. VERTEX
2022 - 23 88mm 24098A 2022 - 23 88mm 24116A 2022 - 23 90mm 24238A
MC 350F Comp. 14.0:1
MC 350F High Comp. 15.1:1 MC 350F Comp. 14.0:1 (Big Bore)
56-R9407.V
2024 2024 2024
MC 350F
88mm 24632A 95mm 24209A 95mm 24211A
56-R9401. VERTEX 56-R9402. VERTEX 56-R9402. VERTEX
72099.Each 72099.Each 72099.Each 72099.Each 72099.Each 72099.Each 72099.Each
EC 450F Comp. 11.8:1
EC 450F High Comp. 12.8:1
2021 - 23 95mm 24099A 2021 - 23 95mm 24112A
56-R9402.V 56-R9402.V 56-R9402.V
MC 450F Comp. 12.6:1
MC 450F High Comp. 13.6:1 MC 450F High Comp. 13.3:1
GP Racer Choice 2021 - 23 95mm 24113A
2024
95mm 24618A 95mm 24635A
590295000004 715471 590295000004 711241
MC 450F Comp. 13.1:1
GP Racer Choice 2024
MC 450F High Comp. 13.7:1
FSE 450
2003 - 04 95mm 22953A
56-R9334.V
711140
72075
HM MOTO Models - 2 Stroke
Piston Type
Years
Size
Piston Kit
Piston Rings 56-R9335.V
Piston Pin
Piston Clips
Small End Bearing
CRE 50 CRE 260
1995 - 04 40.3mm 22088A 1989 - 00 68mm 22227A
715038
72025
72074.EACH
56-R911.V
56-7924. VERTEX
Models - 4 Stroke
Piston Kit
Piston Rings Piston Pin
Piston Clips
Piston Type
Years
Size
CRM 125 Derapage Liquid Cooled Std. Comp. 14.1:1 CRF 125Z-CRE 125RR - Locusta Liquid Cooled High Comp. 16.1:1
52mm 23935A
56-R9329.V
715029
72050
52mm 23516A
56-R9329.V
715029
72050
*Please visit our website for current prices
* Note; Most Kits are available from standard size up to +2.00mm over size *
www.oro2u.com
Tel: 01597 822 666
Fax: 01597 825 224
E45a
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