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Search: Posts Made By: Raptor37
Showing results 1 to 18 of 18
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09-04-2014, 09:04 PM
Replies: 8
Views: 6,724
Posted By Raptor37

Hello fellow more or less anything below a 90...

Hello fellow more or less anything below a 90 size nitro or its equivalent size GT15HZ the Heli manufactures do not want to invest , or do R&D because it cost to much , I run into a situation a...
08-22-2014, 10:43 AM
Replies: 18
Views: 4,293
Posted By Raptor37

No Charlie jajaja , what I am using is my special...

No Charlie jajaja , what I am using is my special modified version of a OS37 heli engine , fitted with CDI and a walbro carby , I have posted a few fotos in earlier month .
08-22-2014, 06:27 AM
Replies: 18
Views: 4,293
Posted By Raptor37

Hi , I have seen the heli and the set up , it...

Hi , I have seen the heli and the set up , it nitro to gas , nevertheless , still uses a nitro carb and pressurized tank exhaust assited , at the begining of my engeneering process , I tried that ,...
06-30-2014, 11:22 AM
Replies: 18
Views: 4,293
Posted By Raptor37

Hello Charlie , I am usiong a mixture of systetic...

Hello Charlie , I am usiong a mixture of systetic 2 cycle oil and 89 octane regular gasoline , with a raton of 32:1 , and yest it is dangerous , my engine has been modified ....
06-23-2014, 11:30 AM
Replies: 18
Views: 4,293
Posted By Raptor37

has any body out there made any new developments...

has any body out there made any new developments on raptor 30 class convertions
06-22-2013, 08:45 AM
Replies: 18
Views: 4,293
Posted By Raptor37

RE: Smallest Gasser helicopter

Hello , I seen the site , they specialize in mod , but for engines bigger than 60 I think .

Here are some pictureof my modified bird .
06-13-2013, 01:06 PM
Replies: 9
Views: 785
Posted By Raptor37

RE: What Is It?

good luck
06-12-2013, 10:49 PM
Replies: 9
Views: 785
Posted By Raptor37

RE: What Is It?

Hi , what you have a replica model of what is called the cricket model made by GMP , all in in good sense is a fix pitch heli ,very difficult to flight it was made by Gorham model products back in...
06-12-2013, 06:11 PM
Replies: 5
Views: 610
Posted By Raptor37

RE: new heli

wow it looks like a mean machine expensive too . what size turbine will you use ?
06-11-2013, 02:40 PM
Replies: 18
Views: 4,293
Posted By Raptor37

RE: Smallest Gasser helicopter

convertion kits are available  for anything  bigger than  a class 60 I believe  , but nothing on the market for 30 size .
06-11-2013, 02:38 PM
Replies: 18
Views: 4,293
Posted By Raptor37

RE: Smallest Gasser helicopter

I am using an OS37 ringed engine for helicopters ,

I will post pictures next week as early as posible , when Iget back home .

I most say , there is no much room in the engine compartment ,...
06-11-2013, 07:05 AM
Replies: 18
Views: 4,293
Posted By Raptor37

RE: Smallest Gasser helicopter

Hello , I heard about the radikals , they have a lot of potential , and on my case , beforeI jump into something bigger , I decided to modify my Raptor 30 class original OS37 engine running nitro ,...
06-08-2013, 10:17 AM
Replies: 18
Views: 4,293
Posted By Raptor37

RE: Smallest Gasser helicopter

Yes , one that is gasoline power CDI and carburetor to work with gasoline .
06-07-2013, 10:20 AM
Replies: 18
Views: 4,293
Posted By Raptor37

Smallest Gasser helicopter

Hello Helimodelers , I am asking if does any body know , what is the smallest size gasser helicopter available on the market , who makes it , or even if one has been made or modified ?
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05-09-2013, 08:48 AM
Replies: 5
Views: 923
Posted By Raptor37

RE: Whats wrong with my Engine? Please Advise.

The flight characteristic from nitro to gas , do not change much , other than the rpms spool up in a gas are a bit a few miliseconds on take off after that , the only real difference it makes is on...
05-09-2013, 07:52 AM
Replies: 22
Views: 8,224
Posted By Raptor37

RE: Gasoline-powered helis

Even though this is an old thread is very interesting .

Raptor are very nice fun flight units . I used to run nitro , then I decided to get in to the gasser monsters .

I started modifying a...
05-09-2013, 07:02 AM
Replies: 5
Views: 923
Posted By Raptor37

RE: Whats wrong with my Engine? Please Advise.

In addition to everything else , does your fuel is 2years old too , or is it fresh ?

but then again is like Andy is pointing out ,all  is in the book . I very sure , you may also need to replace...
05-08-2013, 08:45 PM
Replies: 5
Views: 923
Posted By Raptor37

RE: Whats wrong with my Engine? Please Advise.

Hello Chris , I do not believe your engine is dead yet . I do suggest to get the Os 70 manual form the OS engines website and reset the needles to factory setting and yes please install a new glow...
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