OversizedYes
Piston Head TypeDish
Cylinder Bore Diameter4
Cylinder Bore Diameter101.6
Bore Diameter4.0
Piston MaterialCast 390 Hypereutectic Alloy
Compression Height1.433
Compression Height36.4
Alloy390
Base Number9956HC
Bore (in)4
Bore (mm)101.6
Compression Ratio58-10.3, 62-9.9, 64-9.7, 76-8.7
Crown (cc)+18cc
Crown TypeCIRCULAR DISH
Eng. Disp Liters6.3
Eng. Disp. In.383
Engine FamilyChevrolet SB V8 Gen I
Engine ManufacturerChevrolet
Exhaust Valve Depth/diameter.250/2.200
Intake Valve Depth/diameter.250/2.200
Lock93
Make For Engine FamilyGeneral Motors
Oe Deck Height9.03
Oversize.040
OversizesSTD .020 .030 .040 .060 .070 .080
Pin ConfigurationCentered
Pin Diameter (in).927
Pin Diameter (mm)23.5
Pin Number0927X216K
Pin TypePress or Floating
Ring Pack5/64, 5/64, 3/16
Rod (in)5.7
Rod (mm)144.78
Sold AsPISTON SET
Stroke (in)3.75
Stroke (mm)95.3
Top Land.260
Package Information- package Level GTIN Number: 00800745213419
- Quantity in Package: 8