Why Choose the 2025 Fast Powersports GP1R?
The GP1R represents the pinnacle of custom stand-up watercraft engineering, combining cutting-edge hull design with race-proven powerplants for unmatched performance.
Racing Pedigree
IJSBA-homologated racing hull with 160HP of meticulously tuned power, delivering championship-winning performance and top speeds of 76 mph.
Custom Engineering
Hand-laid carbon fiber construction with optimized weight distribution at just 380 lbs, providing razor-sharp handling and incredible strength-to-weight ratio.
Built to Order
Each GP1R is custom-built to your specifications with premium components and rigorous quality control, ensuring your machine is race-ready from day one.
Performance Analysis & Racing Capabilities
Engine Performance
The 2025 Fast Powersports GP1R features Custom-tuned Kawasaki 1.5L inline-4 engine optimized for stand-up performance with enhanced throttle response and racing-oriented power delivery curves. This race-tuned powerplant generates 160 horsepower with aggressive mapping designed specifically for competitive stand-up riding. The custom intake and exhaust systems maximize power output while maintaining reliability for extended racing sessions.
Speed and Acceleration
With a top speed of 76 mph, the GP1R delivers blistering acceleration thanks to its lightweight380 lbs construction and optimized power-to-weight ratio. The hull's advanced hydrodynamics allow for rapid transitions from flat water to aggressive turning, essential for competitive freestyle and racing applications.
Racing Heritage and Handling
The GP1R's hull design incorporates decades of racing experience and IJSBA competition feedback. At 11'10" overall length, this custom racing hull provides exceptional responsiveness and predictable handling characteristics that allow riders to push the limits with confidence in any water conditions.
Performance Specifications
Physical Specifications
Competitive Advantages & Racing Features
IJSBA Homologation
Official IJSBA approval means the GP1R is eligible for professional racing competition worldwide, meeting strict performance and safety standards required for championship-level competition.
Custom Build Process
Each hull is hand-laid using aerospace-grade carbon fiber and epoxy resins, ensuring consistent quality and allowing for custom modifications to suit individual rider preferences and competition requirements.
Racing-Tuned Power
Kawasaki 1.5L powerplant receives extensive modifications including custom ECU mapping, racing exhaust, and optimized intake for maximum power output.
Weight Optimization
At just 380 lbs, the GP1R achieves an incredible power-to-weight ratio through strategic use of lightweight materials and elimination of unnecessary components.
Sources & References
Performance Data Sources:
Official Sources: