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Needle and seat size? #1294100
08/30/12 10:09 AM
08/30/12 10:09 AM
Joined: Dec 2006
Posts: 1,178
Indy
FlyFish Offline OP
super stock
FlyFish  Offline OP
super stock

Joined: Dec 2006
Posts: 1,178
Indy
My needle and seat failed last Saturday's race in the semi's (Grrrrrrrrrrr) so I need to replace them. I can't remember, do I want 0.110", 0.120", or 0.130"? Cab Burge had a post on this a while back, but I can't find it.

This is going in my Proform 750dp on my small block stroker.


67 Barracuda street car, 408, e85, 1.38 60', 6.44 @105.9 in the 1/8 mile, 10.19 @130.5 in the 1/4...so far....
Re: Needle and seat size? [Re: FlyFish] #1294101
08/30/12 10:13 AM
08/30/12 10:13 AM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
Master

Joined: Jun 2003
Posts: 52,972
Romeo MI
.110 is stock... on all the carbs less than 1050 I
put in a .120(1050 comes with .120)

Re: Needle and seat size? [Re: FlyFish] #1294102
08/30/12 10:24 AM
08/30/12 10:24 AM
Joined: Dec 2006
Posts: 1,178
Indy
FlyFish Offline OP
super stock
FlyFish  Offline OP
super stock

Joined: Dec 2006
Posts: 1,178
Indy
Great, thanks P.


67 Barracuda street car, 408, e85, 1.38 60', 6.44 @105.9 in the 1/8 mile, 10.19 @130.5 in the 1/4...so far....
Re: Needle and seat size? [Re: FlyFish] #1294103
08/30/12 11:41 AM
08/30/12 11:41 AM
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 went with .120's in my 850 DP when I changed my neddle & seats this year. Ron

Re: Needle and seat size? [Re: FlyFish] #1294104
08/30/12 11:48 AM
08/30/12 11:48 AM
Joined: Aug 2003
Posts: 43,228
Bend,OR USA
C
Cab_Burge Offline
I Win
Cab_Burge  Offline
I Win
C

Joined: Aug 2003
Posts: 43,228
Bend,OR USA
Like most women, carbs seem to like bigger than smaller I would put in .120


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: Needle and seat size? [Re: FlyFish] #1294105
08/30/12 12:18 PM
08/30/12 12:18 PM
Joined: Jan 2012
Posts: 2,652
Stuttgart, Arkansas
rickseeman Offline
master
rickseeman  Offline
master

Joined: Jan 2012
Posts: 2,652
Stuttgart, Arkansas
Just put the stock one in. I have some monster, like a .150, when you turn the fuel pump on (everybody drag racing today has too big a fuel pump) it shoots fuel in so fast that it blasts the float to the bottom of the bowl and won't let it come up to stop the fuel coming in. Then it starts coming out the vent.


2011 Drag Pak Challenger






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