Hastings Cast Piston Rings Std Size Fits 1200cc Shovelhead

Description

Hastings Cast Rings for Twin Power Pistons are designed to provide reliable performance and compatibility with various engine configurations. These ring sets include cast iron compression rings and three-piece flex-vent oil rings, except for early 1200cc applications, which utilize a one-piece cast iron oil ring. Each set is designed to service two pistons. Key Features: – Reverse torsional taper face second ring for enhanced sealing. – Easy “spiral on” three-piece oil rings for efficient installation. – Available in standard bore sizes for multiple engine types. Specifications: 1. **Late 1200cc**: Hastings #6482 replacement rings with 1/16″ compression rings and a standard bore of 3.438″. Compatible with 55-80 Big Twin engines (FL, FLH, FXE, OHV). 2. **Early 1340cc Shovelhead**: Hastings #6127 replacement rings with 1/16″ compression rings, 3/16″ oil rings, and a standard bore of 3.498″. Fits 78-E83 FL and 79-E82 FX models. 3. **Late 1340cc Evolution**: Hastings #6164 replacement rings with 1/16″ compression rings, 5/32″ oil rings, and a standard bore of 3.498″. Compatible with L84-99 Evolution Big Twin engines. These piston rings are engineered to meet replacement needs for specific O.E.M. applications and Twin Power pistons, ensuring a precise fit and optimal performance.