Hastings Cast Piston Rings Std Size Fits 1200cc Shovelhead

• Size: Std
• Type: Piston Ring Set
• UPC: 075538084099

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.