ACURA 2002-UP RSX TYPE S & 2006 CIVIC Si K20A2

PISTONS DESIGN

  • Advanced, lightweight FSR forging that eliminates stress concentrations for superior strength
  • Up to 20% lighter than traditional equivalent
  • High-silicon 4032 aluminum alloy for reduced piston-to- wall clearance and quiet operation
  • Accumulator grooves for improved ring seal
  • Designed for normally aspirated or moderate forced induction/nitrous applications
  • RINGS INCLUDED

  • Lightweight, low friction metric ring package included
  • 1.0mm Steel Nitrided top ring, 1.2mm Napier 2nd ring, 2.8mm oil ring
  • Napier 2nd ring for improved oil control
  • Minimal filing required
  • PINS AND LOCKS

  • High quality 2.350" pin further reduces reciprocating weight
  • Carbon steel wire locks included
  • Part Bore Oversize Stroke(mm) Rod(mm) C/D(mm) Head CC's C/R with .040 Dome CC's Gram Footnote Skirt
    278888 86.00 STD 86 139 29.87 50.7 9.3:1 -3 312 T F
    278890 86.50 0.50 86 139 29.87 50.7 9.3:1 -3 318 T F