The compression ratio of a 2003 Suzuki RM125 (often referred to as SX125) is typically around 8.0:1. This ratio is designed to balance performance and reliability, offering adequate power for Motocross riding while ensuring the engine can handle various conditions. For specific tuning or modifications, it's always best to consult the manufacturer’s specifications or a professional mechanic.
125-130 lbs
my 03 manual says for the ktm sx 125 20w-40 .7 liters.
KTM 125
Everything should be an exact fit. Check out KTMTalk.com for all your KTM questions
how do i adjust the tickover on a ktm 125 sx 2007 model
.7L
.7 L
The top speed of a KTM 125 SX is typically around 65 to 70 mph (105 to 113 km/h). This speed can vary slightly based on factors such as rider weight, terrain, and bike condition. The KTM 125 SX, being a lightweight motocross bike, is designed for agility and performance rather than outright speed.
i got my 2000 ktm 125 sx doin 70 mph stock acrossed a lake
You can find that info , as well as a lot more, here: http://motocross.transworld.net/2003/07/09/2004-ktm-125-sx-200-sx-250-sx-and-525-sx/
The compression ratio for this bike is 9.3:1.
Stock gearing 72-75 mph