Diamond LS1/LS6 Dish Top Forged Pistons With Rings (D11506-R1-8-H)

D11506-R1-8-H - LS1 LS6 4.030 B -15cc 4.000 ST

4.030" bore, 4.000" stroke, 6.125" rod length, -15cc dome volume

Part Number: D11506-R1-8-H

3D milling on piston crowns for ready to install finish
Valve pockets designed to work with most aftermarket cylinder heads    

Offset pins for quiet operation
Moly skirt coating for friction loss and skirt wear protection
Top ring down dimension: .250"
Ratios figured for .040 head gasket
Premium 1.2mm x 1.2mm x 3.0mm ring package included
Premium 1.2mm x 1.5mm x 3.0mm ring package on all 3.905 bore piston sets included
Premium 8620 .185W wrist pins included
Valve pocket depth: 0.176" intake and .105" exhaust
2618 material for High HP-NOS-Boost applications