Enginetech S10488-STD Piston Ring Set GM 7.0L LS7 427 Standard Bore

The Enginetech S10488-STD is a premium piston ring set designed for GM's legendary 7.0L LS7 (427 cubic inch) V8 engine. This standard bore ring set is precision-engineered to restore compression and engine performance during rebuilds of high-performance LS7 powerplants.

Key Features:

• Standard bore size piston ring set for 7.0L LS7 engines with 4.125-inch cylinder bores
• Premium construction with high-quality gray iron, ductile iron, and high-strength steel compression rings
• Oil ring thickness: 2.0mm for optimal oil control
• Second compression ring thickness: 1.20mm for superior sealing
• Advanced face coatings including plasma moly, chrome, or stainless steel depending on ring position
• Superior size and weight grading within each set for consistent performance
• Organized packaging that clearly indicates installation position for each ring type
• Meets or exceeds OE specifications for quality and durability

Enginetech piston ring sets are manufactured using state-of-the-art materials and quality assurance testing to ensure dependable performance in demanding high-performance applications. The LS7 engine's 4.125-inch bore and hand-built precision make proper ring selection critical, and this set is specifically designed to maintain the exceptional compression and power output that the LS7 is known for.