Nippon Racing Version 2 P72 Pistons are Heat Treated and come with a Ceramic Hard Anodized Surface Down to the Second Ring Groove to Improve Heat Dissipation for Turbo and Nitrous builds. These Pistons are equipped with 4 Cryogenically heat treated 21MM wrist pis and teflon coated skirts.
Fits all Honda B-Series motors listed: B16A B16B B16A2, B17A, B18A/B, B18C, GS-R or B18C5 Type-R
Standard Press-fit for OEM Honda/ Acura Rods
These pistons have Holes in the wrist pin bosses to improve oiling and superior lubrication.
These pistons are domed to match Honda's P72 piston.
40 Percent stronger than OEM Honda cast pistons.
Wrist pin center to dome height has been matched to within .001"
Dome displacement has been matched to within .005 CC
This results in near identical cylinder compression, yielding more horsepower and better efficiency.
These Pistons are available in:
STD Standard (81MM)
+.030" OVERSIZED (81.75mm)
+.040" OVERSIZED (82mm)
B20 STD Standard (84MM)
+.040" OVERSIZED (85mm)
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*Press Fit Piston set meaning that they are designed to be used with OEM Original Honda Rods. If you have aftermarket rods, please select the Full Floating option.
**Rings may be substituted for GNH or Hastings depending on availability