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CP YFZ450R Piston Kits High Compression YFZ 450R Full Race Pistons

Yamaha YFZ450R CP Piston Kit

YFZ450R CP Pistons, for those that demand the ultimate in engine performance!

High performance and racing Yamaha forged piston kits are available from CP Pistons for all model years of the YFZ450R racing ATV's. Standard bore size and big bore kits are available here. These forged pistons will work with oversize valves as well as high lift camshafts as they include oversize valve reliefs. They use a superior style forging for greater strength, durability and reduced weight. Along with the full radius dome designs, high performance piston rings and extremely strong wrist pins, these pistons offer the highest quality and are engineered for maximum power output.

Yamaha yfz 450r atv piston

Get Holeshot Winning Power with CP YFZ 450R Pistons!

Standard Features included with each Yamaha YFZ450R CP Piston Kit:

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
Leading edge racing piston technology Wrist pins treated with proprietary coating to eliminate pin galling
Coated Piston Skirts. New piston skirt designs maximize power and reduce piston rocking Internal windows allow additional oil to flow to pin

2009 2010 2011 2012 2014 2015 2016 Yamaha YFZ450R FULL RACE Pistons

Stock Bore is 95mm (3.740")
Stock Stroke is 63.4mm (2.496")

CP Full Race YFZ 450R piston kits are custom pistons with shelf stocking part availability. These single ring, high compression, lightweight pistons feature a highly efficient dome design that maximizes squish without compromising performance. Lateral gas ports are added to maximize ring seal while skirt coating provides additional lubrication, minimizing friction in extreme conditions.

This piston is a Project X series FULL RACE piston which includes these additional features:

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

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
95mm std. 450cc 13.5-1  deglaze cylinder

cpkx1126


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cp mx1026


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cp c7908

$57.93 $52.14

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Project X YFZ 450R Platinum Racing Piston, Rod and Gasket Kit

Project X Platinum Kits feature the same top of the line products that top professionals rely on. The redesigned piston and rod combo gives your engine a lightweight assembly that is engineered to give you more power and durability. Revolutionary to the industry, these types of assemblies were once only available as custom pieces at custom prices. Now, off the shelf and available, these kits are just the thing you need to transform your bike into a racing machine without breaking the bank.

  • Platinum Kit includes: Full Race Piston, Piston Pin, Piston Rings, Pin Locks, Carrillo Rod and Gasket Kit
  • Piston Kit includes: Full Race Piston, Piston Pin, Piston Rings, Pin Lock rings for 1 cylinder
  • Gasket Kit Includes: Cometic high performance top end gaskets required to replace piston and rod in 1 cylinder

2009 - 2016 Yamaha YFZ450R Project X Platinum Kit

Stock Bore is 95mm (3.740") Stock Stroke is 63.4mm (2.496")

Bore Size Disp. Comp Installation
Notes

2010 kawasaki kx250f piston, 2010 kx250f rod and top end gasket kit

Platinum Kit

Honda crf250r piston kit

Piston Kit

Honda CRF 250 R top end gasket kit

Gasket Kit
95mm std. 450cc
13.5-1 deglaze cylinder, 1mm Smaller Pin/ 3.5mm Longer Rod Lightweight cpkx1p26r

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cp mx1p26

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cp c7908est

$81.75 $73.58

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Carrillo Yamaha YFZ450R Connecting Rod

Honda CRF 250 Carrillo Connecting Rod Carrillo CRF250R connecting rod image

Premium Carrillo YFZ 450R connecting rod provides superior strength for stock, high performance and racing 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 engine use.

2009 - 2016 YFZ-450R Stock Length Rod

YA_0450R_0AT_4252BOC

$280.50 $260.87

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Replacement Special Carrillo YFZ450R Rod for use with CP Platinum Piston

The connecting rod listed in this row is for use ONLY with the matching CP Platinum series piston. This rod is 3.5mm longer than the stock rod and uses a 1mm smaller diameter wrist pin which is why it must be used with the matching Platinum series CP Piston.

2009 - 2016 YFZ-450R Special Platinum Series Racing Connecting Rod

YA_04519R_0AT_4390BOC

$388.89 $361.67

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The piston and gaskets listed on this page fit the following model year Yamaha YFZ450R Race Quad:

2009 2010 2011 2012 2013 2014 2015 2016 YFZ 450R

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