Jump to content
Sign in to follow this  

new motor year?

Recommended Posts

The single overhead cam "RFS" engine introduced in 400 & 520cc models in 2000, in 02 they added a 250, in 03 the 400 continued in Europe, the EXC/MXC got stroked to 450, the 520 (really 510) they relabeled 525 and they built a big bore short stroke 450SX.

The twin overhead cam "SXF" Engine was introduced in 250CC model in late 2005

Share this post


Link to post
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Reply with:

Sign in to follow this  

×