Hastings +.030" Moly Piston Rings for 1200cc Big Twin Engines

• Size: +.030"
• Type: Piston Ring Set
• UPC: 075538084303

**Moly Piston Rings for Big Twin Motorcycles** These high-performance moly-faced replacement piston rings are designed for durability and superior heat resistance. They feature reverse torsional taper face second rings and an easy "spiral-on" three-piece oil ring design, ensuring reliable performance and a precise fit. Available for various Big Twin engine models: - **Late 1200cc Engines:** Hastings #6482 for 74" OEM pistons, standard bore 3.438". Fits Big Twin models from 1955 to 1980. - **Early 1340cc Shovelhead Engines:** Hastings #6127 for OEM pistons, standard bore 3.498". Fits 1978-Early 1983 FL and 1979-Early 1982 FX. - **Late 1340cc Evolution Engines:** Hastings #6164 for OEM pistons, standard bore 3.4978". Fits Late 1984-1999 Evolution Big Twin models. - **Twin Cam 88 (1450cc) Engines:** Hastings #2M4942 for OEM pistons, bore 95.25mm (3.750"). Fits 1999-2006 Twin Cam models. - **Twin Cam 95 (1550cc) Engines:** Hastings #2M4941 for OEM pistons, bore 98.43mm (3.875"). Fits 1999-2008 Twin Cam models. Each set includes rings for two pistons and is engineered for a long lifespan, making them an excellent choice for Big Twin engines.