Sealed Power E-626K Engine Piston Ring Set

Reliable Engine Piston Ring Set for Chevrolet, GMC, and Hummer

The Sealed Power E-626K engine piston ring set is designed for durability and precise fitment in select Chevrolet, GMC, and Hummer vehicles. Engineered to meet standard bore size specifications, this set supports optimal engine performance and longevity.

• Standard size piston ring set with 103.00 mm outside and bore diameter
• Includes 8 rings for 8-cylinder engines
• Top ring made of steel with molybdenum coating for wear resistance
• Second ring constructed from grey iron with reverse torsional face design
• Oil ring features a 2-piece conformatic design with 4.00 mm width
• Ring groove widths measure 3.0 mm (top), 2.0 mm (second), and 4.0 mm (oil ring)

Technical Details and Material Specifications

The E-626K piston ring set is manufactured to fit engines with a 103.00 mm bore diameter, commonly found in Chevrolet Blazer, GMC Sierra, and Hummer H1 models. The top ring uses a keystone face design combined with a steel and molybdenum material to reduce wear and maintain a tight seal under high pressure. The second ring, made from grey iron, incorporates a reverse torsional face design to improve ring stability and reduce blow-by. The oil ring is a 2-piece conformatic design with a 4.00 mm width, ensuring effective oil control and lubrication. This set is intended for standard size bores and does not require file fitting, simplifying installation.

Compatible Vehicles and Applications

• Chevrolet Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500
• GMC Sierra K1500, K1500 Suburban, K2500, K2500 Suburban, K3500
• GMC Express 2500, Express 3500, G20, G30, P30, P3500
• Hummer H1
• Chevrolet Tahoe, Yukon, Savana 2500, Savana 3500

Common Engine Issues Addressed

• Reduced compression due to worn or damaged piston rings
• Excessive oil consumption from ineffective oil ring sealing
• Blow-by gases causing decreased engine efficiency
• Uneven wear on cylinder walls impacting engine performance
• Engine smoking related to piston ring failure

Installation Notes and Tips

Ensure the cylinder bore is clean and free of debris before installation. This piston ring set is standard size and does not require file fitting, but verify bore measurements to confirm compatibility. Proper ring gap clearance should be checked according to manufacturer specifications. Use appropriate ring compressors and follow engine rebuild procedures to avoid damage during installation.

Quality Assurance and Warranty

Sealed Power piston rings are manufactured to meet OEM standards for material quality and dimensional accuracy. The E-626K set undergoes rigorous quality control to ensure consistent performance and durability. Warranty coverage details should be confirmed with the product documentation or supplier.