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Search: Posts Made By: earlwb
Showing results 1 to 8 of 8
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Forum: Tachometer Readings
07-31-2013, 03:30 AM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

Well nothing new popped up. My 26cc engine seems to be holding up OK. I did switch to Stihl HP Ultra synthetic oil instead of using Amsoil Saber Pro as it doesn't leave as much carbon deposits on the...
Forum: Tachometer Readings
12-09-2012, 07:10 PM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

Well weed wackers, leaf blowers, etc are not run WOT for long periods of time like RC model airplane engines are as well as being under a high load too. So what may work for a trimmer engine won't...
Forum: Tachometer Readings
12-09-2012, 06:27 PM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

Yes I use Amsoil Saber Pro air cooled two stroke oil. Even though Amsoil says the oil is good down to a 100:1 ratio, I do not use that little amount.  I am still using up some fuel in the gallon jug...
Forum: Tachometer Readings
12-09-2012, 05:19 PM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

I did some further tests today and got these results using some different 18x8 propellers:

Master Airscrew Classic 18x8 prop 7,095
APC 18x8 prop 7,095
Vess 18x8 Sport prop 7,225
Xoar...
Forum: Tachometer Readings
12-06-2012, 04:25 AM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

Well, I did see a number of videos where everyone else seemed to be having much better luck than I had with the plug in tach. So maybe it was just mine. There might be a RPM limit beyond which they...
Forum: Tachometer Readings
12-05-2012, 04:45 AM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

That is interesting in that they seemed to have made the prop washer a bit oversized to fit the prop shaft.

I found some more 18x8 props at the local hobby shop, I can try. I need to drill the out...
Forum: Tachometer Readings
12-04-2012, 03:32 PM
Replies: 16
Views: 14,745
Posted By earlwb

RE: RCG 26cc gasoline RC engine

Thanks.

Yeah I have thought about rollers and a weighing scale to determine static thrust too. I just haven't gotten around to doing it.

I can agree with you in that it likely would run better...
Forum: Tachometer Readings
12-03-2012, 08:13 AM
Replies: 16
Views: 14,745
Posted By earlwb

RCG 26cc gasoline RC engine

This engine is sold via Hobby King for a pretty low price which makes it pretty attractive. The example I bought came through OK, but apparently on its long boat ride across the ocean to the US...
Showing results 1 to 8 of 8


 
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