Sealed Power H423DCP Engine Piston

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• General Motors 3991488
• General Motors 6271097

• Hypereutectic
• Made w/exclusive FM425 material for excellent strength & scuff resistance - allows tighter bore and improves sealing for less blow-by
• Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall.
• TAC„¢ ring groove geometry
• Weight matched to +/- 2 grams.
• Piston skirts protected by next-gen DUROSHIELD© coating.
• Sealed Power© parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today's modern engines.
• LR-63 lock rings for floated applications

• Other Names: Engine Piston, Engine Piston Set