Compression Estimates:
B16A Block and Head 8.58:1 (81mm)
Nippon Racing has redisigned these pistons to share the alloy of the far superior Mitsubishi OEM Turbo castings.
These pistons have the Deck and the Ring lands Fully coated with a Knock Resistant Coating.
The skirts have been Polished to a dull surface finish to Eliminate potential hot spots and further aid in heat transfer to the cylinder walls.
These pistons have been tested to support over 450 WHP with the proper tuning and supporting mods.
Dome displacment has been matched to within .005 CC .
This results in near identical cylinder compression, yielding more horsepower and better efficiency.
These Pistons are Machined to Accept Full Floating Wrist Pins
Fits: Eagle, Scat, Manley, and most aftermarket Connecting Rods.
Note for Compression Estimates not listed please use the following calculator (choose PR4 as the piston type). https://www.zealautowerks.com/bseries.html
