🏁 Rev Up Your Ride with Confidence! Enhances clutch operation while minimizing wear and heat for a longer engine life. Perfectly suited for Motorcycles, ATVs, and Powersports, making it a must-have for enthusiasts. Engineered for 1984-to-present V-Twin American motorcycles, ensuring peak performance. Unlike typical synthetics, this oil is designed to reduce slip and maximize power transfer. Comes in a convenient 4-pack, ensuring you’re always ready for your next adventure. Friction-balanced formula Temperature reduction V-Twin compatibility Red Line 42904 V-Twin Primary Case Oil is a high-performance lubricant specifically designed for V-Twin American motorcycle engines, including Evolution and Twin Cam models. This 1-quart oil improves clutch operation, reduces wear and temperature, and is ideal for use in the primary chaincase with wet-diaphragm spring clutches. Its friction-balanced formula ensures optimal power transfer, making it perfect for motorcycles, ATVs, and other powersport vehicles.