450sxf

Per Thumper Racing on KTMTalk, the 12-15 450SXF head bolts up to the 530 and provides decent gains, plus more cam options. I imagine I'll need to modify it for the oil drain similar to using a 530 head on a 70 degree bike. Has anyone here done this? Is it worth it? I'd like a few more...

To members in Australia Whilst 99.9% of my posts are for Husaberg i would hope that you would agree to let me slip a KTM topic on the forum, im going to do some MX racing in the vets classes this year and i desperately need a KTM 450 SXF 07 or 08 onwards to slip my new SXF 505 engine into, i...