Watch in action

Precision 4.000 Bore Piston Rings by Hastings

Ensure your engine build is ready for peak performance with the Hastings Premium Ductile and Steel Series piston ring set. Featuring a 4.000-inch bore and a 1.2 x 1.5 x 3.0 mm ring configuration, this set is designed for builders who demand precision. The file-fit capability allows for exact end-gap adjustment, which is critical for maintaining optimal cylinder pressure and oil control in high-performance 8-cylinder engines. These rings are built to provide a reliable seal, helping you get the most out of your engine's power potential.

Key Features

• Durable Construction: Stainless steel with a gas-nitrided finish for exceptional wear resistance.
• Bore Size: 4.000 inches.
• Ring Configuration: 1.2mm top, 1.5mm second, 3.0mm oil ring.
• Standard Tension: Designed for efficiency and reduced friction.
• Performance-Oriented: Engineered for high-load 8-cylinder applications.
• File-Fit Design: Allows for custom clearance settings for professional results.

The gas-nitride treatment significantly improves the surface hardness, protecting your engine from premature wear and ensuring long-lasting performance. By choosing Hastings, you are selecting a brand that understands the needs of performance enthusiasts and professional builders alike. These rings provide the consistent seal necessary for reliable power delivery, making them an excellent choice for your next engine project. Whether you are aiming for street performance or track dominance, these rings deliver the quality you need. Discover more high-performance parts for your engine at GGCRACING.