32:1
it depends really i have the same bike and i do 40:1 ratio that's 16oz to every 5gal of gas
fuel line diagram for a suzuki quadrunner 250 from gas tank to the carb
40 to 1
135ml to 5 litres of petrol.
yes like the wr250(yz250 with wide ratio)but suzuki
MANUAL SAYS 20:1
32.1
Check with dealer
40:1
The Suzuki RM 250 was introduced in the mid-1970's and came equipped with a fuel tank capacity of 2.1 U.S gallons. Aftermarket fuel tanks are available which can increase that capacity if one still owns one of those models.
i use 32:1 that's what the online Manuel