The stock horsepower of a 1988 Suzuki RM 250 is approximately 45 horsepower. This model is known for its lightweight frame and powerful two-stroke engine, which contributes to its performance in Motocross racing. The power delivery is designed for quick acceleration and responsiveness, making it a popular choice among riders of that era.
40 stock
lots
probably about 36
1987 88 89 only
222ibs
i have an rm 250 1990, it has 54 HP
1988
35 at peak according to http://Suzukicycles.org
Stock the claimed hp is 40 hp.
The Suzuki RM250 had about 48 horsepower at maximum output. It was an effective two stroke machine that won many awards.
MANUAL SAYS 20:1
a stock rm 80 two stroke liquid cooled has 29.5 hp and a modded out rm 80 has around 32-36 hp