Originally Posted by
Muggydude
Yep go with the hot #5 plug for elevation- it's all we run here at mile-high. Is it for a buggy or truggy?
Thanks for the great advice, sounds like ill go a HES tuned XLT in my 2011 xray 808. Ill make the order once i get the word from Mr HES himself with a plug and pipe choice.
From what i have read I cant go to wrong with this engine and I can hammer the donk all day, cause she will love it

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Also keep up the great thread. Its good to read a thread with no ego or negativity towards other opinions, just great advice. Keep up the work and i look forward to some more great advice in the future