Froisland Posted July 24, 2019 Share Posted July 24, 2019 Hello, I have a Yamaha XS 400 special (1983), and I feel like the engine is a to weak... And was wondering if there are any other engines that would fit in the frame without to much modifications? Over time it has lost some power... Link to comment Share on other sites More sharing options...
Moderator drewpy Posted July 25, 2019 Moderator Share Posted July 25, 2019 just needs a refresh, no other engine will fit without major modifications go and say Hi in the new members section 1st Link to comment Share on other sites More sharing options...
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