CP Piston & Ring Set for Mitsubishi 4B11 Evo X - Bore (87mm) - Size (+1.0mm) - Compression Ratio (9.
* High strength aluminum forgings
* Super lightweight designs
* Fully CNC machined and balanced to +/- 1 gram
* Wrist pins included at no extra cost
* Accumulator groove included
* Double pin oilers, force fed from oil ring
* Pick lock grooves for easy lock removal
CP Pistons are priced and sold *per piston*. 4 Cylinder engines will require 'Quantity 4' of each part #.