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KTM 250 SXF Piston Kits CP Pistons 250SXF Standard Bore High Compression & Big Bore 250 SX-F Piston

KTM 250 SX-F dirtbike CP Pistons Logo

CP Pistons, for those that demand the ultimate in engine performance!

High performance and racing KTM dirt bike piston kits are available from CP Pistons for all model years of the KTM 250 SXF four stroke dirt bike. Standard bore size and big bore KTM 250 SX-F CP Pistons brand piston kits are all available here as well as high compression pistons. These forged pistons will work with oversize valves as well as high lift camshafts as they include oversize valve reliefs. They incorporate a "X" style forging for greater strength, durability and reduced weight. Along with the full radius dome designs, high performance piston rings and lightweight piston pins, these pistons offer the highest quality and are engineered for maximum power output.

CP Pistons KTM 250 SXF racing pistons are used by top professional riders and teams.

KTM 250 SX-F dirtbike piston cp pistons big bore piston



Standard Features included with each KTM 250 SXF CP Piston Kit:

Standard series pistons have a "M" in the part number

Double forced pin oilers Fully CNC Machined
Accumulator groove Pick lock removal grooves
Anti detonation grooves X-style forging
Light weight pins Balanced to + or - 1 gram

Additional Features for "Project X" Series KTM 250 SXF Pistons

Project X Series pistons are the result of the latest in ultra high performance technology improvements from CP. Pistons listed below with "mx" preceding the part number are part of the new "Project X" piston line up.

Project X series pistons have a "MX" in the part number

Leading edge racing piston technology Fully boxed style forging for ultimate strength, durability and power
Coated Piston Skirts Internal windows allow additional oil to flow to pin
New piston skirt designs maximize power and reduce piston rocking Wrist pins treated with proprietary coating to eliminate pin galling



CP KTM 250 SXF Piston Kit and 250 SXF Big Bore Piston Kits

  • Piston/Gasket Kit Set includes: 1 Piston, 1 Piston Pin, Piston Rings, Pin Lock rings, 1 Top End Gasket Kit
  • Piston Kit includes: 1 Piston, 1Piston Pin, 1 set Piston Rings, Pin Lock rings for 1 cylinder
  • Gasket Kit Includes: Cometic high performance top end gaskets required to replace piston in 1 cylinder

2006 - 2012 KTM 250 SX-F CP Piston Kit

Stock Bore size is 76mm (2.992") Stock Stroke is 55mm (2.165")

Bore Size Disp. Comp Installation

Honda CRF 250 piston and top end gasket kit

Piston/Gasket Kit

Honda crf250r piston kit

Piston Kit

Honda CRF 250 R top end gasket kit

Gasket Kit
76mm std. bore 250 cc 13.5-1 deglaze cylinder cpk9003c

cp m9003c

Sold out, discontinued

cp c3164hb
76mm std. bore 250 cc 13.5-1

deglaze cylinder

Project X Series


cp mx9003c

Build to order only, please contact us if you would like to have one made for you.

cp c3164hb
76mm std. bore 250 cc 14-1

deglaze cylinder

Project X Series

cpkx9034c cp mx9034c cp c3164hb
79mm +3mm big bore 270 cc 13.5-1

bore and replate cylinder

Project X Series

cpkx9031c cp mx9031c cp c3184 .3

2013 250SXF

Stock Bore size is 78mm (3.071") Stock Stroke is 52.3mm (2.059")

78mm stock bore 250 cc 14.7-1

deglaze cylinder

Project X Series

cpkx9046c cp mx9046c  


Carrillo KTM 250SXF Connecting Rod 250 SXF Rod

Honda CRF 250 Carrillo Connecting Rod Carrillo CRF250R connecting rod image

A premium Carrillo 250 SX-F connecting rod provides superior strength for extreme high performance and racing 250SXF engines. Designed with legendary Carrillo quality to give you an extremely strong and dependable replacement connecting rod at a reasonable price. Can be used as a stock replacement connecting rod as well as for high performance and racing engines, including big bore engines.

2006 - 2012 KTM 250 SXF Connecting Rod



The KTM 250F 4 stroke pistons and gaskets listed on this page fit the following model year KTM 250SX-F dirt bike :

2006 2007 2008 2009 2010 2011 2012 KTM 250SXF Piston Kit and Top End Gasket Kits

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