70hp cases are easier to come by, but for the most part STINGER.
the reflection wave is vary important, the in line triple works the wave the best,
cuzz when one cyl is closein one is exhaustin witch forces fresh fuel and air mix that has passed out of the cyl that is closein back in. with the right length tuna
you can get maximum affect. if you separated them with 3 expandos it would lose hp.
them blind bores, they do go, but they run out of port timin early and fall off fast on the power curve at the top.
this Moda peaks at 6700rpms, at 8000rpms she has lost 1 3/4 hp from peak.