Sealed Power WH699DCP Engine Piston

Sealed Power WH699DCP Engine Piston

Sealed Power WH699DCP is a standard-size engine piston built for GM V6 applications that demand precise combustion chamber geometry and consistent skirt control. It features a recessed head with four valve reliefs, a hypereutectic alloy construction, and a DUROSHIELD skirt coating for reduced friction at the cylinder wall.

Key Features

• Recessed head design: .098" deep x 2.771" diameter
• Four valve reliefs for the listed GM applications
• Hypereutectic alloy piston construction
• DUROSHIELD skirt coated piston surface
• Standard size replacement piston
• Machined circlip grooves
• Ring groove widths: 1.5 mm, 1.5 mm, and 3.0 mm
• Pin type: P or F

Detailed Description

WH699DCP is engineered for engine rebuilds that require a standard-size piston with the correct recessed crown profile and valve relief layout. Sealed Power uses modern materials and ISO- and QS-certified manufacturing processes to produce components that meet the demands of current engine service work. This piston is listed for a wide range of Chevrolet and GMC trucks, vans, and SUVs, including Chevrolet Express 1500, GMC Savana 1500, Chevrolet Astro, Chevrolet Blazer, Chevrolet S10, GMC Sonoma, and related GM platforms.

For buyers searching for a Sealed Power WH699DCP piston for Chevrolet Express 1500 or GMC Savana 1500 applications, the fitment data also covers Chevrolet Silverado 1500, GMC Sierra 1500, GMC Jimmy, GMC Safari, Oldsmobile Bravada, and several C/K-series and P-series models. The part number WH699DCP is a direct match for the listed engine configurations and should be verified against bore, crown shape, and ring groove dimensions during rebuild planning.

What This Piston Helps Address

• Worn or damaged piston crowns in rebuildable GM engines
• Loss of compression from piston and ring wear
• Excessive skirt friction or scuffing in the cylinder bore
• Valve-to-piston clearance requirements in four-valve-relief applications
• Standard-size replacement needs during engine overhaul

Installation Notes and Tips

Confirm bore size, pin type, ring groove widths, and valve relief orientation before assembly. This piston uses machined circlip grooves, and clips are not included in the product data provided. Match the piston to the correct cylinder position and verify ring set compatibility with the listed groove widths. For best results, inspect the cylinder wall finish, connecting rod condition, and ring end gaps during installation.

Quality Assurance

Sealed Power components are produced using controlled manufacturing processes and materials selected for modern engine service requirements. The brand emphasizes ISO- and QS-certified production standards to support consistent fit and dimensional accuracy across rebuild applications.