18 Series Piston Kit

For an 18 series piston kit, there are several types depending on the machine or engine application — compressor, pressure washer pump, or performance engine piston kits. A common industrial option is the Comet TW Series 18mm piston kit: Comet TW Series 18mm Piston Kit This kit includes: 3 ceramic pistons O-rings Washers Plunger bolts Compatible with models like: TW 5050S TW 5550S TW 8036S TW 11030S and others. � Allparts Equipment and Accessories If you mean an automotive “-18cc piston kit” for LS or Chevrolet engines, these are common options: Attribute Mahle PowerPak LS -18cc Wiseco LS -18cc Manley LS -18cc Material 2618 alloy 2618 alloy 2618 alloy Ring set included Yes Yes No Bore size 4.130" 4.130" 4.125" Application LS engines LSX performance LS performance Best use Street/performance High horsepower builds Racing builds