R/C Tech Forums - View Single Post - RB Concept S3,S5 or Novarossi N21B
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Old 08-25-2008, 12:12 AM
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thecman26
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+1 on the RB S3

I have one and it screams! Very reliable engine! at 1 1/2 gallons all I have done is replace the front bearing with a ceramic one (due to a lil leaking)...
I am thinking about throwing a con rod at it soon.
Yeah the RB line of engines seem to like the bottom end a "hair" fat but once you get this set it its easy from there, tune the top for temp and or performance... Just make sure theres smoke!

I use the 7mm carb insert and run a JP3 pipe but am considering the 2045 I have layin around...

I have heard the 2020 RB pipe is excellent too...

1 last thing, its an excellent deal for the money!

Last edited by thecman26; 08-25-2008 at 12:23 AM.
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