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Originally Posted by twitch_1
(Post 9439833)
the only reason i run the 2035 is because i like the smooth yet agressive power band it delivers for me and the fuel milage isn't that bad.... But the power is second to none...
Really? It's a good power option? Good to know.. I like those pipes - at least the price!! Can probably find one cheap.. |
Originally Posted by Herrsavage
(Post 9441821)
Really? It's a good power option? Good to know.. I like those pipes - at least the price!! Can probably find one cheap..
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I am still running the 801 pipe. i have a Oval carb insert on it and geared it up a tooth on the clutch bell and that made it much more controlable in a buggy and still able to get 10 min with it. :nod:
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Just curious , but, what temps are your A52 running at about 1/2 -3/4 empty ?
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Temp after a race run for us with the outside temps in the high 90's is 260 deg. These engine like to run on the warm side.
Lance RcRenew |
Thanks , that`s just what i wanted to hear ..............temp here was high 80`s today and was tuning and was about 240
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i have found my temps are as high as 275*f on a great tune. If its got great power and nice smoke dont worry about temps. to many factors to tune for temps.
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use the temp as a ballpark , A52 puts out good smoke , so going to lean her out tomorrow , should be fun ..............
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Has anybody here run a Jammin JPX 21 or Picco P7 Evo 2/3, and if so, how do they compare to the Argus?
I had the Nosram 21RR - a Picco-built Jammin twin(along with the LRP Z21X), and it was awesome with the 2063 pipe. They are now being sold off for really good prices, I guess because LRP's new race engines are being supplied by OS.. I have an Argus NIB waiting for break-in, but due to summer holiday and having too many engines in general, haven't gotten to it yet.. Anyway, I would be curious how the Picco engines (not the 3-ports, Boosts, etc.., but the P7's.. - Nosram, LRP, Jammin, Orion CRF, etc..) compare to the Argus.. |
Received an A52 Moded
I just received an A52 moded from RBmods. This thing has beautiful work inside. I Installed it yesterday on a Tamiya truggy (TRF801Xt) with a EFRA 2081 pipe and fire it up for the first time.
It took forever to start the engine. I never had a harder time starting an engine for the first time. The pinch is unreal. I finally started it but I had to heat up the head remove the spark plug put some fuel from the top and spin freely the engine while hot and lubed with the bump start to loosen it up a little. Once I did that for about 30 sec the engine loosened up. Put the dynamite plug in and it fired up. The LS needle was too rich so I leaned it out a little. I let it run the entire tank (150cc) at idle. This engine did not quit running at low idle for the entire tank. That was 40 minutes at idle on the bump start... Yes that was 40 minutes at idle on one tank. I thought that it would stop running, but it kept on going. Temps never got over 185 F (very rich LS needle). I did not want to get the temps any higher for the first run. Today I will run one more tank on idle and then lean it out and load the engine lightly by driving it slowly. I was speechless on how it purred. Keep in mind that I am comparing it to a Werks B6 that I have on my buggy. This will be interesting as so far it has been very promising. I can’t wait to see what the 2081 and the performance mods have done to this engine. |
The Argus/ Alpha motors start up easier than any engine I have broken in. Yes they are tight but they will hold the pinch longer. I would advise not letting temps get below 200 deg. put a can coolie or foil around the head.
Rex |
Originally Posted by 22Racer
(Post 9451961)
The Argus/ Alpha motors start up easier than any engine I have broken in. Yes they are tight but they will hold the pinch longer. I would advise not letting temps get below 200 deg. put a can coolie or foil around the head.
Rex |
I run it yesterday on at the track after 4 tanks on the stand. While still rich it made the truggy a rocket propelled missile. Gargle, gargle a little on full throttle and when it cleared it launches. The Dynamite EFRA 2081 just lights up. Great pipe and great engine.
The problem is I have no reference for this engine without the modifications. So I cannot comment on how this engine performs without the mods. In general it seems to have almost a linear response (except top end because is still rich), have plenty of torque to clear big jumps and really cheap on fuel. This is the first time that I actually run the truggy with on the track to the point where I started to get bored with it. I did not time it yet, but it was sure a lot longer than 7 minutes that I was geting before on my AE .28 pro (and it is still rich). I will time it next time and report actual times with this pipe. |
Originally Posted by pianori
(Post 9456291)
I run it yesterday on at the track after 4 tanks on the stand. While still rich it made the truggy a rocket propelled missile. Gargle, gargle a little on full throttle and when it cleared it launches. The Dynamite EFRA 2081 just lights up. Great pipe and great engine.
The problem is I have no reference for this engine without the modifications. So I cannot comment on how this engine performs without the mods. In general it seems to have almost a linear response (except top end because is still rich), have plenty of torque to clear big jumps and really cheap on fuel. This is the first time that I actually run the truggy with on the track to the point where I started to get bored with it. I did not time it yet, but it was sure a lot longer than 7 minutes that I was geting before on my AE .28 pro (and it is still rich). I will time it next time and report actual times with this pipe. |
Originally Posted by Herrsavage
(Post 9449969)
Has anybody here run a Jammin JPX 21 or Picco P7 Evo 2/3, and if so, how do they compare to the Argus?
I had the Nosram 21RR - a Picco-built Jammin twin(along with the LRP Z21X), and it was awesome with the 2063 pipe. They are now being sold off for really good prices, I guess because LRP's new race engines are being supplied by OS.. I have an Argus NIB waiting for break-in, but due to summer holiday and having too many engines in general, haven't gotten to it yet.. Anyway, I would be curious how the Picco engines (not the 3-ports, Boosts, etc.., but the P7's.. - Nosram, LRP, Jammin, Orion CRF, etc..) compare to the Argus.. Not to mention the Argus does quite a bit better on fuel :nod: |
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