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-   -   V Spec Breakin (https://www.rctech.net/forum/nitro-off-road/320060-v-spec-breakin.html)

jhipps835 08-15-2009 04:18 PM

V Spec Breakin
 
How rich should i be running my V spec from Factory settings? The hsn is 3 turns out at factory so how much further should i go to break it in? Im hoping someone with a v spec could let me know.

gkn0315 08-15-2009 04:28 PM

breakin
 
During breakin you want the temps to be around 200. Adjust needles according to the temp. Also use tin foil to put around the head to keep the temps up around 200. Too low of temps are just as bad as to high of temps. Keep it around 200 might have to lean it out to get to that temp but its very important to keep the motor at 200 during breakin also make sure you put the piston (bdc) bottom dead center while you let it cool hope this helps and good luck

JAMMINKRAZY 08-15-2009 04:32 PM

I use factory settings for break in on all of mo OS's.:nod:

Chris__RC 08-15-2009 04:36 PM


Originally Posted by JAMMINKRAZY (Post 6208963)
I use factory settings for break in on all of mo OS's.:nod:

I couldnt even get my engine started with tin foil and the engine heated up to 240 degrees at first. I had to lean the LSN about 1/4-1/2 of a turn to even start. But, the needle settings will be alot different from somone that runs indoor in PA than someone who run outdoor in 110+ degrees in socal.

jhipps835 08-15-2009 04:41 PM

Ok the thing is i dont have a temp gun. What should i do then?

jhipps835 08-15-2009 04:43 PM

I have a video uploading now. So ill let you guys here how it sounds and you can tell me then.

JAMMINKRAZY 08-15-2009 04:43 PM


Originally Posted by Chris__RC (Post 6208973)
I couldnt even get my engine started with tin foil and the engine heated up to 240 degrees at first. I had to lean the LSN about 1/4-1/2 of a turn to even start. But, the needle settings will be alot different from somone that runs indoor in PA than someone who run outdoor in 110+ degrees in socal.

I don't run indoor. Well in the winter, yes. But I try not to break in any engines in the winter.:nod:


Originally Posted by jhipps835 (Post 6208983)
Ok the thing is i dont have a temp gun. What should i do then?

Buy one.:nod:

jhipps835 08-15-2009 04:44 PM

Here you go:
http://s453.photobucket.com/albums/q...t=103_7736.flv
Too rich or Too lean? Let me know

Jaz240 08-15-2009 04:44 PM

you should get one...really...and a heat gun..especially if you plan on buying high dollar racing engines...its a $50 total investment to protect thousands of dollars worth of engines over the course of your racing career

JAMMINKRAZY 08-15-2009 04:45 PM


Originally Posted by Jaz240 (Post 6208993)
you should get one...really...and a heat gun..especially if you plan on buying high dollar racing engines...its a $50 total investment to protect thousands of dollars worth of engines over the course of your racing career

:nod::nod:

jhipps835 08-15-2009 04:46 PM

Oops sorry i mean i dont have a heat gun. I do have a temp guage. I just use a hair dryer instead. Sorry about that. How does it sound?

JAMMINKRAZY 08-15-2009 04:47 PM


Originally Posted by jhipps835 (Post 6208999)
Oops sorry i mean i dont have a heat gun. I do have a temp guage. I just use a hair dryer instead. Sorry about that. How does it sound?

It's really worth the $30 to just buy a heat gun. A hair dryer will NOT get the engine core hot enough.:nod:

Cory Kerber 08-15-2009 04:48 PM

A temp gun is a nice tool to have also. Just try not to catch yourself tuning by temp.

RCmayor 08-15-2009 04:48 PM

By the video there is no way to tell. I would say blipping the throttle like that is worse for it than running long slightly rich runs up and down the street.

jhipps835 08-15-2009 04:49 PM


Originally Posted by JAMMINKRAZY (Post 6209007)
It's really worth the $30 to just buy a heat gun. A hair dryer will NOT get the engine core hot enough.:nod:

Ok i may take a ride to the hardware store then tonight.
Here is the link, not sure if the other worked:
http://s453.photobucket.com/albums/q...t=103_7736.flv


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