Sealed Power WH822CP Engine Piston

Overview of Sealed Power WH822CP Engine Piston

The Sealed Power WH822CP engine piston is designed for reliable performance in Dodge and Jeep vehicles, including Cherokee, Dakota, TJ, and Wrangler models. This hypereutectic piston offers precise dimensions and features tailored for standard bore applications.

• Standard size piston with a bore diameter of 3.8750 inches (98.42 mm)
• Recessed head design with a .116 inch deep duroshield-coated skirt
• Compression distance of 1.592 inches for optimal combustion chamber fit
• Pin diameter of 0.931 inches (23.647 mm) with a 0.06 inch (1.524 mm) pin offset
• Equipped with two 1.50 mm top rings and one 4.00 mm second ring
• Constructed from durable hypereutectic material for enhanced wear resistance

Detailed Product Description

The WH822CP piston from Sealed Power is engineered to meet the specifications required for Dodge and Jeep engines, particularly for models such as the Cherokee, Dakota, TJ, and Wrangler. Its hypereutectic material composition provides improved thermal stability and reduced expansion compared to traditional cast pistons. The recessed head with a .116 inch depth and duroshield skirt coating helps reduce friction and wear, contributing to longer engine life. The piston’s compression distance of 1.592 inches ensures proper sealing and combustion efficiency within the cylinder block.

With a pin diameter of 0.931 inches and a 0.06 inch offset, this piston is designed to reduce piston slap and improve engine smoothness. The ring configuration includes two 1.50 mm top rings and a 4.00 mm second ring, which are critical for maintaining compression and controlling oil consumption. This single piston unit is intended for standard bore applications, making it suitable for engine rebuilds or repairs on compatible Dodge and Jeep models.

Compatible Vehicles and Applications

• Dodge Cherokee
• Dodge Dakota
• Jeep TJ
• Jeep Wrangler

• Replacement for worn or damaged pistons in standard bore engines
• Addresses piston skirt wear and scuffing issues
• Helps resolve compression loss due to piston ring failure
• Suitable for restoring engine performance and efficiency
• Used in engine rebuilds requiring hypereutectic pistons

Installation Notes and Tips

Ensure the piston bore matches the specified 3.8750 inch diameter before installation. Refer to the piston fitting information on the carton label for minimum clearance requirements. Proper ring end gap and pin fitment should be verified to avoid premature wear. Use appropriate lubrication during assembly to protect the duroshield-coated skirt and maintain piston integrity. Follow manufacturer torque specifications for connecting rod bolts to ensure secure installation.

Quality Assurance and Warranty

Sealed Power pistons are manufactured to meet OEM standards for durability and performance. The hypereutectic material and duroshield coating contribute to consistent wear resistance and thermal stability. While specific warranty details are not provided, Sealed Power products typically adhere to industry quality controls and are backed by the brand’s reputation for engine component reliability.