3 bladed prop for an OS 91 with 30% fuel ?  
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All Forums >> Glow Engines, Gas Engines, Fuel & Mfg Support Forums >> Glow Engines >> 3 bladed prop for an OS 91 with 30% fuel ?
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3 bladed prop for an OS 91 with 30% fuel ? - 4/30/2008 9:38:42 PM   
tukkus


 

Posts: 910
Joined: 6/26/2004
From: salisbury, MA, USA
Status: offline 		Hello, I just bought a H9 Corsiar and I put a OS 91 that I had lying around on it. I'm thinking of going with a 3 blade prop for the clearance and looks. The fuel I'll be using is Wildcat 30% helimix and I'm not sure what prop I should go with.

any ideas?

_____________________________

This is a HOBBY so we don't need no steeenkin' reasons to use four stroke engines.
       Post #: 1

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/1/2008 12:45:02 AM   
jeffk464


 

Posts: 1239
Joined: 10/31/2004
From: cerritos, CA, USA
Status: offline 		Why so much nitro?

(in reply to tukkus)
       Post #: 2

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/1/2008 1:12:39 AM   
tukkus


 

Posts: 910
Joined: 6/26/2004
From: salisbury, MA, USA
Status: offline 		because I also fly helis and will be using this plane only once in a great while...all i buy is 30%

< Message edited by tukkus -- 5/1/2008 1:13:17 AM >

_____________________________

This is a HOBBY so we don't need no steeenkin' reasons to use four stroke engines.

(in reply to jeffk464)
       Post #: 3

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/1/2008 1:29:16 AM   
jeffk464


 

Posts: 1239
Joined: 10/31/2004
From: cerritos, CA, USA
Status: offline 		gotcha

(in reply to tukkus)
       Post #: 4

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/1/2008 8:00:31 AM   
jeffk464


 

Posts: 1239
Joined: 10/31/2004
From: cerritos, CA, USA
Status: offline 		I have the same engine and run a 2 blade 14x6 prop and it seems to be the perfect fit at 10% nitro. I would think you should have enough clearance for a 14 inch prop.

(in reply to jeffk464)
       Post #: 5

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/2/2008 9:01:02 PM   
scratchonly


 

Posts: 942
Joined: 6/3/2006
From: winnipeg, MB, CANADA
Status: offline 		A MAS 13x7 runs fine on my enya 90 4S.

_____________________________

Real planes have two wings and round engines

(in reply to jeffk464)
       Post #: 6

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/3/2008 1:03:13 AM   
jeffk464


 

Posts: 1239
Joined: 10/31/2004
From: cerritos, CA, USA
Status: offline 		You really only need an inch or so of clearance between the tip of the prop and the ground with the plane completely level. I have a top flite mustang with my 91 and I have heeps more clearance then I need.

(in reply to scratchonly)
       Post #: 7

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/3/2008 6:49:57 PM   
Sport_Pilot



Posts: 7448
Joined: 1/21/2002
From: Acworth, GA, USA
Status: offline 		I vote for the 3 blade. That plane just wouldn't look right with a two blade prop. I would think a 13-6 three blade would be good to start with.

(in reply to jeffk464)
       Post #: 8

RE: 3 bladed prop for an OS 91 with 30% fuel ? - 5/5/2008 12:50:40 AM   
chevy43


 

Posts: 1021
Joined: 6/9/2006
From: Santa Cruz, CA, USA
Status: offline 		I'd just buy a gallon of the right fuel if I were you....

(in reply to Sport_Pilot)
       Post #: 9

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All Forums >> Glow Engines, Gas Engines, Fuel & Mfg Support Forums >> Glow Engines >> 3 bladed prop for an OS 91 with 30% fuel ?
Page: [1]





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