Piston Features:

3D milling on piston crowns for ready to install finish

Valve pockets designed to work with 6.4L Apache cylinder heads

Offset pins for quiet operation

Moly skirt coating for friction loss and skirt wear protection

Top ring down dimension: .300"

Ratios figured for .036 head gasket @ 9.280 Deck

Premium 1.2mm x 1.2mm x 3.0mm ring package

Premium 8620 .185W wrist pins chamfered for roundwire locks included

Valve pocket depth: 0.130" intake and sym exhaust

Will work with up to a intake valve size of 2.150"

2618 material for High HP-NOS-Boost applications