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CP 89.0mm, & 90.0mm Piston Set K20-K24


CP 89.0mm, & 90.0mm Piston Set K20-K24

$ 531.00

CP 89mm Piston Set

Includes 4 pistons, 4 wrist pins, 4 wrist pin locks, and 4 rings.

CP pistons are compatible with oversized valves and high lift camshafts. Part numbers ending in a "X" are on a X-style forging for additional strength, durability and weight reduction. The X-style has a full radius dome design, high performance rings and light weight wrist pins.


  • 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
  • Fully CNC machined and balanced to +/- 1 gram
  • Wrist pins included
  • Double pin oilers force fed from oil ring groove

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