orchie18
Member
any word on these heads theres a guy here with one for sale for 100 buck...any major hp gains?
http://www.mountainperformance.com/yamaha_engine_mods.htm
http://www.mountainperformance.com/yamaha_engine_mods.htm
I Got One . It Will Make It Snappy / Pull Harder
backwoods
New member
if you don't buy it let me know....
orchie18
Member
so i take it they work good, i will let you know for sure. do they require any different jetting. im looking to do pipes and what not eventually. do they perform well with other mods? i would need to but another dome...one is missing...going to hopfully find out why?
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