Possibly a 03 KX 125 motor, beyond that you would probably have to engineer some mounts to fit a different motor in. Starting in 2002, Kawasaki and Suzuki formed an alliance that included co-development of new models, and current product sharing by the two companies.
Your 2003 Suzuki 125 motorcycle does have an automatic choke. The 2003 Suzuki was not equipped with a manual choke.
Jimmy Kimmel Live - 2003 1-125 was released on: USA: 15 July 2003
Yes
No. You might actually get it to bolt on (doubtful) but 2 stroke pipes are tuned for each bike. A 250 pipe would change your low, mid range and top end power from what you have with a 125 pipe. For optimum power, you might check a Pro Circuit or FMF pipe for an RM 125.
yes it will
Jimmy Kimmel Live - 2003 10-125 was released on: USA: 22 February 2012
Jimmy Kimmel Live - 2003 8-125 was released on: USA: 19 April 2010
Jimmy Kimmel Live - 2003 9-125 was released on: USA: 9 May 2011
Jimmy Kimmel Live - 2003 3-125 was released on: USA: 13 July 2004
Jimmy Kimmel Live - 2003 4-125 was released on: USA: 19 October 2005
I'm assuming you meant .125 The answer to that would be 1/8 125 as a fraction would be 125/1
Suzuki DRZ 125 is best dirt bike ever.