ORO2U Dirt Catalogue - Section E - Engine and Performance.

Vertex

Piston Kits

SUZUKI Models - 4 Stroke RM-Z 250 Std. Comp. 13.4:1 RM-Z 250 High Comp. 13.9:1

Piston Type Years Size

Piston Kit

Piston Rings Piston Pin

Piston Clips

2007 - 09 77mm 2007 - 09 77mm 2007 - 09 80mm 2010 - 12 77mm 2010 - 12 77mm

.V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V .V

715380 715380 715380 715380 715380 711195 715380 715380 715380 711195 715380 711195 711195 711195 715380 711140 711140 711140 711140 711182 715379 715379 715379 715379 715379 711197 715379 715379 711197 715471 711241 711241

23311A 23515A 23678A 23564A 23565A 23736A 23679A 23861A 23862A 23872A 23925A 24122A 24124A 24123A 23925A 22951A 23550A

56-R9414 56-R9414 56-R9360 56-R9414 56-R9414 56-R9414 56-R9360 56-R9414 56-R9414 56-R9414 56-R9360 56-R9414 56-R9414 56-R9414 56-R9360 56-R9415 56-R9415 56-R9416 56-R9417 56-R9392 56-R9458 56-R9458 56-R9316

72055 72055 72055 72055 72055 72106 72055 72055 72055 72106 72055 72055 72055 72055 72055 72075 72075 72075 72075 72075 72090 72090 72090 72090 72090 72099 72090 72090 72090 72090 72090 72090

RM-Z 250 Std. Comp. 13.4:1 (Big Bore)

RM-Z 250 Std. Comp. 13.4:1 RM-Z 250 High Comp. 13.8:1 RM-Z 250 High Comp. 14.0:1

GP Racer Choice 2010 - 12 77mm

RM-Z 250 Std. Comp. 13.4:1 (Big Bore)

2010 - 12 80mm 2013 - 15 77mm 2013 - 15 77mm

RM-Z 250 Std. Comp. 13.5:1 RM-Z 250 High Comp. 13.9:1 RM-Z 250 High Comp. 14.0:1

GP Racer Choice 2013 - 15 77mm

RM-Z 250 Std. Comp. 13.5:1 (Big Bore)

2013 - 15 80mm 2016 - 24 77mm

RM-Z 250 Std. Comp. 13.5:1 RM-Z 250 High Comp. 13.75:1 RM-Z 250 High Comp. 14.2:1

GP Racer Choice 2016 - 24 77mm

2016 - 24 77mm 2016 - 24 80mm 2000 - 09 90mm 2000 - 09 90mm 2000 - 09 91mm 2000 - 09 92mm 2000 - 09 94mm 2005 - 07 95.5mm 2005 - 07 95.5mm 2005 - 07 100mm 2008 - 12 96mm 2008 - 12 96mm

RM-Z 250 Std. Comp. 13.5:1 (Big Bore)

DR-Z 400

DR-Z 400 High Comp. DR-Z 400 (Big Bore) DR-Z 400 (Big Bore)

22973100 22973200

DR-Z 400 Std. Comp. 11.3:1 (Big Bore XL)

23533A 23198A 23199A

RM-Z 450 Std. Comp. 11.9:1 RM-Z 450 High Comp. 13.0:1

RM-Z 450 Std. Comp. 12.9:1 (Big Bore)

23200450

RM-Z 450 Std. Comp. 12.2:1 RM-Z 450 High Comp. 12.9:1 RM-Z 450 High Comp. 13.8:1 RM-Z 450 Std. Comp. 12.5:1 RM-Z 450 High Comp. 13.1:1 RM-Z 450 High Comp. 13.8:1 RM-Z 450 Std. Comp. 12.5:1 RM-Z 450 High Comp. 13.4:1 RM-Z 450 High Comp. 13.1:1

.V .V

23377A 23378A 23737A 23863A 23864A 23873A 24284A 24285A 24286A

56-R918 56-R918

GP Racer Choice 2008 - 12 96mm

.V .V

56-R918 56-R918

2013 - 17 96mm 2013 - 17 96mm

.V .V

56-R918 56-R918

GP Racer Choice 2013 - 17 96mm

2018 - 24 96mm 2018 - 24 96mm

.V .V .V

56-R9376 56-R9376 56-R9376

GP Racer Choice 2018 - 24 96mm

TM Models

Piston Type Years Size

Piston Kit

Piston Rings Piston Pin

Piston Clips

MX 85 MX 85

2008 - 14 48mm

.V

715069 715069 711162 711127 711127 56-7924

72066 72066 72049 72071 72049 72074 72074

23666A

56-R9459

2015 - 26 48mm 24536A

50420004800

MX-EN 125

1992 - 08 54mm 2010 - 24 54mm 2025 - 26 54mm 1995 - 99 66.4mm 2000 - 09 66.4mm

.V .V

22389A 23749A 24747A 23249A 22654A

56-R9332 56-R9460

MX-EN-SM 125 FI

MX-EN 125 FI

56507805400

.EACH .EACH

MX-EN 250 MX-EN 250

.V .V

. VERTEX

56-R9311 56-R9311

. VERTEX

56-7924

MX-EN 250 4T

2010 - 12 77mm 23751A 2010 - 12 95mm 23752A 2010 - 21 66.4mm 23750A

MX-EN 250

MX-EN-SM 250 (carburetor version)

53010006640

715372 715372 715372 715372

.EACH .EACH .EACH .EACH

72074 72048 72048 72048

2019 - 26 66.4mm 2008 - 22 72mm 2019 - 26 72mm

MX-EN-SM FI 250

.V

24616A 23703A 24617A

56-R9311 56-R9312 56-R9312

MX-EN-SM 300 (carburetor version)

.V .V

EN-SM FI 300

TRIUMPH Models - 2 Stroke

Piston Type Years Size

Piston Kit

Piston Rings Piston Pin 590278000005 715441 590278000005 715441 590278000005 715441

Piston Clips

2026

TF 250-E TF 250-X TF 250-X

78mm

.EACH .EACH .EACH

24705A 24705A 24748A

72055 72055 72055

2024 - 26 78mm

GP Racer Choice 2024 - 26 78mm

* Note; Most Kits are available from standard size up to +2.00mm over size *

*Please visit our website for current prices

E-mail: sales@oro2u.com

www.oro2u.com

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