Practical and reliable, easy to use daily.
Yamaha GP1800 SVHO (2017 Model)
Product Details
Fully Customized, Ready to Ride
Yamaha GP1800 SVHO (2017 Model)
Hours: 168
Supercharged Model
This is a jet ski that jumps high, is fast, and sounds incredible.
Total cost over 2 million yen.
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■ Modifications & Customizations
・Handlebar Customization
・Muffler: Free-flow specification
・Waterbox → Replaced with original exhaust pipe
→ Reduced exhaust resistance, resulting in a completely different acceleration and power feel.
・Nozzle modification (adjustable)
・Sea-Marine original decal application
・Sea-Marine deck mat newly replaced
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■ Features
・Equipped with camera mount
→ Insta360 etc. can be attached (ideal for filming and social media)
・Audio: 125W amplifier
・Speaker box: 2 speakers
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■ Maintenance
・New spark plugs installed
・Regular maintenance performed
・No current issues / Ready to ride immediately
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■ Other
・Light trailer included as a service!
・Title transfer and handover negotiable
・Physical inspection available (location negotiable)
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■ Notes
※ The sound is quite loud due to exhaust system customization.
※ Sold as-is, as it is a used and modified vessel.
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Recommended for those who find stock models unsatisfying, or prioritize filming, social media, and excitement.
For those interested, videos are posted on Instagram and TikTok.
Search for カズマッスル (Kazumascle).
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.






