🏷️ Basic Information Identification Make: Sea-Doo Model: Watercraft Series Year: 2004-2006 Generation: N/A 📋 Manual Details Documentation Manual Type: Workshop Repair & Service Manual Language: English Format: PDF Download File Size Mb: 300 Included Models 2004: GTI, GTI LE, GTI RFI, GTI LE RFI, XP DI, GTX 4-TEC, RXP 4-TEC, 3D-RFI 6157/6158 Series Included Models 2005: GTX 4-TEC (and others implied by description) Included Models 2006: Implied coverage based on series designation ⚙️ Engine Specifications Engine Details Engine Type: 4-TEC (Rotax 4-stroke) Engine Type Additional: RFI (Rotax Fuel Injection) Displacement Gtx 4Tec Rxp 4Tec: 1494cc (3 cylinder) Displacement Gti Rfi: 787cc (2 cylinder) Power Gtx Limited 4Tec 2004: 185 hp Power Rxp 4Tec 2004: 215 hp (supercharged) Power Gti Rfi 2004: 135 hp Fuel System: Electronic Fuel Injection (EFI) Cooling System: Closed-loop cooling system 🔧 Transmission Drivetrain Type: Direct Drive Propulsion: Jet Drive 🔧 Maintenance Routine Service Recommended Oil Type: Synthetic Blend Marine Engine Oil (specific viscosity may vary by model/engine) Oil Capacity 4Tec Engines: Approximately 4.2 liters (4.4 US quarts) Recommended Fuel Type: Premium Unleaded Gasoline (91 octane or higher) Spark Plug Type: NGK CR9EK (example, refer to manual for exact model fitment)