Piston Features:

3D milling on piston crowns for ready to install finish

Inboard forging design with fully machined under crown for maximum strength

Valve pockets Designed to work with 6.4L Apache cylinder heads

Side gas ports for better ring seal

Moly skirt coating for friction loss and skirt wear protection

Top ring down dimension: .250" 1.050cd .300" 1.275cd

Ratios figured for .040 head gasket @ 9.280 Deck

Premium 1.5mm x 1.5mm x 3.0mm ring package included

Premium H-13 .250W wrist pins included chamfered for round wire locks

Valve pocket depth: 0.130" intake and sym exhaust

2618 material for High HP-NOS-Boost applications - rated for 2000HP