Stone Set 220 Grit 2-3/4 to 3-5/8 In - Coats fmr. Ammco-Coats / Hennesy

The Ammco-Coats 3954 Stone Set is a professional-grade solution for engine cylinder honing, meticulously engineered to meet the rigorous demands of automotive and industrial technicians. This 220 grit stone set is designed to deliver precise material removal and a superior finish on cylinder walls, essential for optimal piston ring seating and engine longevity. With a working range of 2-3/4 inches to 3-5/8 inches, this kit provides the reliability and performance expected from Ammco-Coats tooling.

Key Features

• 220 Grit Composition: Engineered with a 220 grit abrasive for controlled material removal, ideal for achieving the critical cross-hatch pattern required for proper piston ring break-in and oil retention.
• Optimal Honing Range: Specifically designed for cylinder bores ranging from 2-3/4" to 3-5/8", accommodating a variety of engine block applications.
• Complete Kit: Each set includes two high-quality stones and two felts, providing the necessary components for effective and consistent cylinder honing procedures.
• Ammco-Coats Compatibility: Direct replacement stone set for use with Ammco Model 3950 series engine cylinder hones, ensuring seamless integration and performance.
• Professional-Grade Durability: Constructed from robust materials to withstand the demanding environment of professional workshops, offering extended service life and consistent results.

Applications

This Ammco-Coats 3954 Stone Set is indispensable for professional mechanics and engine builders engaged in engine rebuilding and reconditioning. It is primarily used for cylinder honing to achieve the correct surface finish and geometry within engine cylinders, which is vital for new piston ring seating and preventing excessive oil consumption. Suitable for a broad spectrum of automotive and industrial engine applications that fall within its specified diameter range.