Anyone ever do a "big bore" upgrade kit install?

[voo2doo]

I've never had a problem with two bolts. But a word of warning , stay away from KM engines.
J

 

[pyroM!ke247]

I've never had a problem with two bolts. But a word of warning , stay away from KM engines.
J

And electrics.

 

[Buzzsaw46]

And electrics.

Turns out their Losi clone drive line is pretty crappy also. In two weeks my buddy has busted a CV pin, a dog bone pin and a diff.

 

[voo2doo]

And electrics.

Yep , the electrics are crap too.
J

 

[one2boost]

Well I nothing positive to say about HPI servos. On my 4th or 5th tank, throttle/brake servo froze on full throttle.

 

[Buzzsaw46]

Most RTR electronics leave little to be desired.