Manley 46122GT-8 Total Seal Gapless Top Piston Ring Set 100mm 1.5/3.0mm

The Manley 46122GT-8 is a Total Seal® Gapless® Top Ring Package designed for high-performance engine builds using a 100mm (3.937") bore diameter. This 8-cylinder ring set features a 1.5mm gapless top ring and a 3.0mm oil ring, engineered to deliver maximum cylinder sealing and power retention in demanding racing and performance applications.

Manley exclusively offers Total Seal® High Performance Piston Rings to complement their Platinum Series Pistons. The gapless top ring design virtually eliminates combustion gas blow-by, resulting in improved compression retention, increased horsepower, and cleaner, cooler oil for extended engine life.

Key Features:

• Total Seal® Gapless® top ring for superior sealing and maximum power
• Bore Size: 100mm / 3.937"
• Top Ring Thickness: 1.5mm
• Oil Ring Width: 3.0mm
• Set quantity: 8 cylinders
• Designed to minimize blow-by and maximize compression retention
• Ideal for high-horsepower, forced induction, and nitrous applications
• Purpose-built to pair with Manley Performance pistons
• File fit design for precise gap customization

Manley Performance has been engineering world-class internal engine components since 1966. The 46122GT-8 ring set is a direct upgrade for builders seeking a proven gapless ring solution in metric bore applications.