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CP EVO 8 and EVO 9 Long Rod Pistons

CP Pistons EVO 156mm Long Rod Piston Sets

CP Forged EVO pistons for the EVO 8 and EVO 9 series engines listed on this page are are compatible with stock and oversized valves as well as stock and high lift camshafts. We have CP forged piston sets available for use with stock stroke crankshafts and sets made specifically to work with 94mm and 100mm EVO stroker cranks.

CP Carrillo products represent the highest quality and are engineered for maximum torque, power and durability. Pistons can be ordered with optional gas ports, skirt coating, ceramic top coating, and stronger wrist pins if desired. To order a set with any of these options, please include a message in the note section of the order form during our check out process, or you may contact us in advance for more information regarding these optional features.

CP Standard features include:

  • Deep valve reliefs accommodate high lift camshafts
  • Larger valve reliefs for +1mm valve sizes
  • Custom skirt cam and barrel design
  • Accumulator grooves
  • High strength aluminum forgings
  • High performance rings included
  • Fully CNC machined and balanced to +/- 1 gram
  • Wrist pins included at no additional cost
  • Double pin oilers force fed from oil ring groove
  • Pick lock grooves for easy lock removal
  • Pin fitting included

CP Pistons EVO Long Rod Pistons and Ring Sets

For use in EVO VIII and EVO IX engines with special 156mm long connecting rods

EVO VIII and EVO IX Long Rod Pistons and Rings

  • Bore Size Cylinder bore size piston is designed to work in, listed in inches and millimeters
  • Relative Size Denotes whether this bore size is stock standard size, or an oversize listed in millimeters
  • CR Compression Ratio
  • Crankshaft Stroke Crank stroke the pistons are designed to work with. Listed are stock stroke and stroker pistons. The stock crank stroke length is 88mm.
  • Connecting Rod Length Designed to work with special long connecting rod length of 156mm
  • Wrist Pin Diameter 22mm
  • Compression Height This is the distance from the centerline of the wrist pin bore to the top flat surface of the piston.
  • Ring Widths Ring grooves are machined to work with 1.0mm, 1.2mm, 2.8mm rings
  • WHAT’S INCLUDED 4 forged pistons, 4 Wrist Pins, pin retention locks and premium piston ring set

 

Bore
Inches
Bore
MM
Size
MM
Stroke
MM
Rod
Length
MM
C.H. Compression
Ratio
Piston Set
3.346 85 STD 88 156 1.134 9 SC7234

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3.366 85.5 +0.5mm 88 156 1.134 9 SC7235

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3.386 86 +1.0mm 88 156 1.134 9 SC7236

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3.346 85 STD 88 156 1.134 9.5 SC7237

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3.366 85.5 +0.5mm 88 156 1.134 9.5 SC7238

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3.386 86 +1.0mm 88 156 1.134 9.5 SC7239

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3.346 85 STD 88 156 1.134 10.5 SC7240

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3.366 85.5 +0.5mm 88 156 1.134 10.5 SC7241

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3.386 86 +1.0mm 88 156 1.134 10.5 SC7242

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The EVO stroker piston sets listed below are for use with a 94mm Stroker Crank and 156mm Long Connecting Rod

3.346 85 STD 94 156 1.015 9 SC7243

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3.366 85.5 +0.5mm 94 156 1.015 9 SC7244

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3.386 86 +1.0mm 94 156 1.015 9 SC7245

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3.346 85 STD 94 156 1.015 9.5 SC7246

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3.366 85.5 +0.5mm 94 156 1.015 9.5 SC7247

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3.386 86 +1.0mm 94 156 1.015 9.5 SC7248

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3.346 85 STD 94 156 1.015 10.5 SC7249

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3.366 85.5 +0.5mm 94 156 1.015 10.5 SC7250

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3.386 86 +1.0mm 94 156 1.015 10.5 SC7251

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More general and technical information about CP Pistons and our complete catalog of all available CP products is here CP Carrillo Forged Piston Sets

Custom EVO 8 and EVO 9 Pistons

If you do not see a shelf stocking part number set here with the specifications that you need, we can provide you with a set of custom EVO pistons built to your exact requirements. Please contact us if you would like to discuss a set of CP customs and we will be happy to work with you to insure you get exactly the custom forged pistons that you require for your engine.

 

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