scooter engine performance variation
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Royal Alloy GP350 performance question: low top speed and dyno results explained
Mike Rooney, Liverpool asked us: I bought my 2025 RA GP350s MT last July. It now has 2000 miles on the clock and has had its first service. My old RA GP300s did 79mph on GPS, so I was looking forward to better performance from the bigger engine. While it handles better and accelerates quicker,…
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