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CP Honda R18 Pistons and Rings

CP Pistons Honda R18 Pistons

Forged CP Honda R18 pistons are compatible with oversized valves and high lift camshafts. CP Carrillo products represent the highest quality and are engineered for maximum power. Pistons can be ordered with 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 info on these options.

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 R18 Piston Sets

Honda R18 Pistons

  • 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 Designed to work with stock crank stroke of 87.3 mm
  • Connecting Rod Length Designed to work with stock rod length of 157.5 mm
  • Wrist Pin Diameter 20mm
  • Compression Height 1.135 inches 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 Piston Set
3.189 81.00 STD 87.3 157.5 1.135 9-1 SC7023

Add To Cart
3.209 81.50 +0.5mm 87.3 157.5 1.135 9-1 SC7024

Add To Cart

More general and technical information about CP Carrillo and our complete listing of all available CP products is here > CP Carrillo Pistons and Rings

Custom Honda R18 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 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 R18 pistons that you need.

 

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