ORO2U Dirt Catalogue - Section E - Engine and Performance.

Cylinder Kits

Athena

Athena Cylinder Kits • Bolt on kit, no machining required • Aluminum cylinder with nickel-carbide coating • Complete piston kit, rings, circlips • Complete top end gasket kit • Easy to follow step-by-step installation instructions • Available for late model 4-strokes and some 2 strokes

KAWASAKI

Standard Bore Cylinder Kit

Big Bore Cylinder Kit

Easy Cylinder

Models 2-Stroke

Years cc.

Dia.

Part No.

cc.

Dia.

Part No.

cc.

Dia.

Oversize Part No.

2002 - 26 2003 - 07

KX 65

65

44.5mm 56-K120.445.CKA

80

50mm +5.5mm 56-K120.50.KIT

KX 125

125 54mm 56-K122.54.K.A

144 58mm +4mm 56-K122.58.KIT

KAWASAKI

Standard Bore Cylinder Kit

Big Bore Cylinder Kit

Easy Cylinder

Models 4-Stroke

Years cc.

Dia.

Part No.

cc.

Dia.

Part No.

cc.

Dia.

Oversize Part No.

KLX 110 KX 250F KX 250F KX 250F KX 250F KX 250F KX 250F KX 250F KX 250 KX 250 KX 250 KX 250 KX 250X KX 250X KX 250X KLX 400 KLX 450R KX 450F KX 450F KX 450F KX 450F

2003 - 09

130 57mm

56-K121.57.KIT

2004 - 05 250 77mm 56-K104.77.CGA 250 77mm 56-K104.77.CKA 2006 - 08 250 77mm 56-K104.77.CGA 250 77mm 56-K175.77.CKA 2009 - 10 250 77mm 56-K145.77.CGA 250 77mm 56-K145.77.CKA 2011 - 12 250 77mm 56-K146.77.CGA 250 77mm 56-K146.77.CKA 2013 - 14 250 77mm 56-K146.77.CGA 250 77mm 56-K146.77.CKA 2015 - 16 250 77mm 56-K166.77.CGA 250 77mm 56-K166.77.CKA 2017 - 19 250 77mm 56-K193.77.CGA 250 77mm 56-K193.77.CKA

290 83mm +6mm 56-K104.83.KIT 290 83mm +6mm 56-K104.83.KIT 290 83mm +6mm 56-K145.83.KIT 290 83mm +6mm 56-K146.83.KIT 290 83mm +6mm 56-K166.83.KIT 290 83mm +6mm 56-K166.83.KIT 290 83mm +6mm 56-K193.83.CKA

2020

250 78mm 56-K240.78.CGA 250 78mm 56-K240.78.CKA

2021 - 22 250 78mm 56-K313.078.CGA 250 78mm 56-K313.78.CKA 2023 - 24 250 78mm 56-K313.078.CGA 250 78mm 56-K313.78.CKA

296 85mm +7mm 56-K313.85.KIT 296 85mm +7mm 56-K315.85.KIT

2025 - 26

250 78mm 56-K313.078.CGA 250 78mm 56-K315.78.CKA

2021 - 22 250 78mm 56-K313.078.CGA 250 78mm 56-K313.78.CKA 2023 - 24 250 78mm 56-K313.078.CGA 250 78mm 56-K313.78.CKA

296 85mm +7mm 56-K313.85.KIT 296 85mm +7mm 56-K315.85.KIT 435 94mm +4mm 56-K112.94.CKA 490 100mm +4mm 56-K124.100.KIT 490 100mm +4mm 56-K124.100.KIT 490 100mm +4mm 56-K147.100.KIT 490 100mm +4mm 56-K147.100.KIT 490 100mm +4mm 56-K187.100.CKA

2025 - 26

250 78mm 56-K313.078.CGA 250 78mm 56-K315.78.CKA

2003 - 06 400 90mm 56-K112.90.CGA 400 90mm 56-K112.90.CKA 2008 - 17 450 96mm 56-K124.096.CGA 450 96mm 56-K124.096.CKA 2006 - 08 450 96mm 56-K124.096.CGA 450 96mm 56-K124.096.CKA 2009 - 14 450 96mm 56-K147.096.CGA 450 96mm 56-K147.096.CKA

2015

450 96mm 56-K147.096.CGA 450 96mm 56-K147.096.K15

2016 - 18 450 96mm 56-K237.96.CGA 450 96mm 56-K237.96.CKA

*Please visit our website for current prices E100

www.oro2u.com

Tel: 01597 822 666

Fax: 01597 825 224

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