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Pinion Angle Talk.. #1366023
01/07/13 07:29 PM
01/07/13 07:29 PM
Joined: Nov 2012
Posts: 358
western PA
S
Sb Valiant Offline OP
enthusiast
Sb Valiant  Offline OP
enthusiast
S

Joined: Nov 2012
Posts: 358
western PA
They say to run as little pinion angle as you can get away with Because it rob's horse power! Anyone have any different strategies or does this method also? Especially on lower hp cars like 500 and under..

Re: Pinion Angle Talk.. [Re: Sb Valiant] #1366024
01/07/13 07:32 PM
01/07/13 07:32 PM
Joined: Feb 2007
Posts: 5,080
organ
M
maximum entropy Offline
master
maximum entropy  Offline
master
M

Joined: Feb 2007
Posts: 5,080
organ
oh god...


for what is the good life if not doing things thoughtfully?
Re: Pinion Angle Talk.. [Re: maximum entropy] #1366025
01/07/13 07:35 PM
01/07/13 07:35 PM
Joined: Jan 2003
Posts: 9,146
Now - Port Orange,Fla. Former...
MIKES_DUSTER Offline
master
MIKES_DUSTER  Offline
master

Joined: Jan 2003
Posts: 9,146
Now - Port Orange,Fla. Former...
OOHHHHHH CCAAAAAAABBBBBBBBB!!!!!!!!!!!!!!!!!!!!!

Re: Pinion Angle Talk.. [Re: Sb Valiant] #1366026
01/07/13 08:08 PM
01/07/13 08:08 PM
Joined: Feb 2007
Posts: 5,080
organ
M
maximum entropy Offline
master
maximum entropy  Offline
master
M

Joined: Feb 2007
Posts: 5,080
organ
it's more for reliability than anything else. the goal is to have the output shaft of your tranny parallel with your pinion when the car is under acceleration. what that means, is your pinion angle (which is the difference between the two) will vary depending on what kind of suspension you have. four link and ladder bar can be near zero. leaf springs (without caltracs or similar modifications) will need between 5 and 8° of negative angle (pinion nose down IN RELATION TO THE TRANS OUTPUT SHAFT). there. i said it. IT HAS NOTHING TO DO WITH THE GROUND, OR ANGLE OF THE DRIVESHAFT IN RELATION TO IT! sorry for yelling. move along.


for what is the good life if not doing things thoughtfully?
Re: Pinion Angle Talk.. [Re: maximum entropy] #1366027
01/07/13 08:11 PM
01/07/13 08:11 PM
Joined: Jan 2003
Posts: 32,394
Q
Quicktree Offline
I Win
Quicktree  Offline
I Win
Q

Joined: Jan 2003
Posts: 32,394
been a while

Re: Pinion Angle Talk.. [Re: maximum entropy] #1366028
01/07/13 08:31 PM
01/07/13 08:31 PM
Joined: Nov 2012
Posts: 358
western PA
S
Sb Valiant Offline OP
enthusiast
Sb Valiant  Offline OP
enthusiast
S

Joined: Nov 2012
Posts: 358
western PA
Hey I seen it in a book how to hook and launch, yell at dick miller!!!

Re: Pinion Angle Talk.. [Re: Sb Valiant] #1366029
01/07/13 09:18 PM
01/07/13 09:18 PM
Joined: Jan 2003
Posts: 27,421
Balt. Md
3
383man Offline
Too Many Posts
383man  Offline
Too Many Posts
3

Joined: Jan 2003
Posts: 27,421
Balt. Md
I found if you read the first paragraph on this it tells you what you want to do. Course the reason for more pinion angle on leaf springs vs ladder bar is the suspension moves more. Ron

http://www.moparts.org/Tech/Archive/axle/8.html

Last edited by 383man; 01/07/13 09:18 PM.
Re: Pinion Angle Talk.. [Re: Sb Valiant] #1366030
01/07/13 09:18 PM
01/07/13 09:18 PM
Joined: Nov 2006
Posts: 1,460
oklahoma
F
forphorty Offline
pro stock
forphorty  Offline
pro stock
F

Joined: Nov 2006
Posts: 1,460
oklahoma
You're new here. Pinion angle discussions tend to get heated on this site. I am merely an impartial observer on the topic.

Re: Pinion Angle Talk.. [Re: forphorty] #1366031
01/07/13 09:24 PM
01/07/13 09:24 PM
Joined: Nov 2003
Posts: 7,348
Mt.Vernon ,Ohio
VernMotor Offline
master
VernMotor  Offline
master

Joined: Nov 2003
Posts: 7,348
Mt.Vernon ,Ohio
Wow I not saying nothing !

Re: Pinion Angle Talk.. [Re: Sb Valiant] #1366032
01/07/13 09:34 PM
01/07/13 09:34 PM
Joined: Feb 2011
Posts: 1,454
Glendora Ca.
J
Just-a-dart Offline
pro stock
Just-a-dart  Offline
pro stock
J

Joined: Feb 2011
Posts: 1,454
Glendora Ca.
This is one you should google search for a little moparts history.
Have fun.

It has been beat to death revived, and beat to death again.



"Just a Bracket car dressed up like a streetcar"






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