🏷️ Basic Information Identification Make: Yamaha Model: RX-1100 U Year: Unknown (Service Manual) Generation: Unknown (Service Manual) 📋 Manual Details Description Manual Type: Service Manual Language: English Page Count: Likely extensive (typical for service manuals) Format: PDF ⚙️ Engine Specifications Engine Type Engine Type: 2-stroke, Reed Valve, Twin-Cylinder Cooling System: Liquid Cooled Displacement Displacement: 1099 cc Power Bore X Stroke: 94.0 mm x 80.0 mm Compression Ratio: 6.2:1 Carburetion Carburetion: Dual Mikuni VM38SS 🔧 Transmission Type Transmission Type: Constant Mesh, 6-speed Gears Clutch: Wet, multiple disc 📐 Dimensions Overall Length: Unknown (specific model dimensions not provided in product title) Width: Unknown (specific model dimensions not provided in product title) Height: Unknown (specific model dimensions not provided in product title) Wheelbase: Unknown (specific model dimensions not provided in product title) Weight Dry Weight: Unknown (specific model weight not provided in product title) 🔧 Maintenance Lubrication Engine Oil Type: Yamalube 2-stroke oil (premix or injection) Oil Capacity: Unknown (specific oil capacity not provided in product title) Service Interval Spark Plug Gap: Refer to manual Ignition Timing: Refer to manual 📄 Chassis Suspension Front Suspension Type: Telescopic Forks Rear Suspension Type: Swingarm, Monoshock Brakes Front Brake Type: Disc Rear Brake Type: Disc 📄 Electrical Ignition Ignition System: CDI