anybody got firsthand experiances of these engines? not many people i know have used them already.
have been out for about 8months here i europe i think.
best thomas

I use the tuned version, black head, and the 5 ports XRK21, blue head and they are very good engines, powerfull and reliable....
Not much used here in America but it give me good results!

They're perfectly good engines if you can actually GET them.

Mugen Seiki, Europe was the distributor.

You *may* be able to find them under the "BOSS" brand label a little easier.

The XR is a solid 5 port; the XRK work well in buggy.

If you liked how the Mario Rossi Ninjas and GRP Tuned engines ran, then you'll like how the REDS perform