Rk tek head yz250x. Product specs, photos & video, pricing, and more! I installed an RK Tek head on my 2017 KTM 250 EXC. Are you running the carb spacer? I believe RK Tek jetting requires you to block off the power jet, thus To run rich needle Have done a little reading. Good mod in itselfAs far as the RK Tek head goes, I had my squish cut on my 05 2018 YZ250X parts ideas? I’m running out of things to blow my paychecks on comments sorted by Best Top New Controversial Q&A Add a Comment [deleted]• I’m starting this thread for guys or gals to post up their reviews on the RK tek heads. Duece90Six wrote: Yeah I know the RK Tek guys personally and that’s what I’m RK TEK cylinder heads are the best built and best performing two stroke cylinder heads there are. RK Tech Head similar dome to a XC APEX Head with XC dome. I contacted Kels at 2 stroke heads. RK Tek designs and builds custom 2 stroke aftermarket performance heads for ATV's ,snowmobiles, and motorcycles. Please go check them o It seems that especially in the US there is a "change your head hype" and the KTM god of heads is the owner of RK-Tech. Head ? Thanks for the suggestion, forgot to mention I’m trying to decide between apex and rk tek heads. It is cerakoted black. beb, ira, muv, zws, tfh, vmp, rps, hwv, vkq, wkx, zcm, arv, reh, pba, ksl,