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Hose size between regulator and carb #2354898
08/16/17 03:40 PM
08/16/17 03:40 PM
Joined: Mar 2009
Posts: 1,169
Virginia Beach, VA
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Old School Offline OP
super stock
Old School  Offline OP
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Joined: Mar 2009
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Virginia Beach, VA
What size hose is recommended between the regulator and the carburetor? -6 or -8? 950hp street car.1150 Dominator.

I thought I heard somewhere not to go too big. Something about the signal at the needle and seat.....

Last edited by Old School; 08/16/17 03:45 PM.

68 cuda formula S 588" bb 5sp
70 CUDA CONVERT 500" 5SP (SUBLIME)
70 CUDA CONVERT 500" 5SP (PLUMCRAZY):TOO MUCH HORSEPOWER, IS ALMOST ENOUGH!
Re: Hose size between regulator and carb [Re: Old School] #2354910
08/16/17 03:56 PM
08/16/17 03:56 PM
Joined: Jan 2003
Posts: 13,374
Marion, South Carolina [><]
an8sec70cuda Offline
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Joined: Jan 2003
Posts: 13,374
Marion, South Carolina [><]
Either seems to work fine. I use -6 and have seen motor making way more than mine use the same.


CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax
Re: Hose size between regulator and carb [Re: Old School] #2354912
08/16/17 04:00 PM
08/16/17 04:00 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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MR_P_BODY  Offline
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Joined: Jun 2003
Posts: 52,972
Romeo MI
Originally Posted By Old School
What size hose is recommended between the regulator and the carburetor? -6 or -8? 950hp street car.1150 Dominator.

I thought I heard somewhere not to go too big. Something about the signal at the needle and seat.....


Are you running 2 lines to the carb or 1.. but
a #6 is fine
wave

Re: Hose size between regulator and carb [Re: Old School] #2354913
08/16/17 04:00 PM
08/16/17 04:00 PM
Joined: Jul 2004
Posts: 19,318
State of confusion
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Thumperdart Offline
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Thumperdart  Offline
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Joined: Jul 2004
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State of confusion
I run #8 on most but #6 will support tons of power........... thumbs


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....
Re: Hose size between regulator and carb [Re: MR_P_BODY] #2354919
08/16/17 04:08 PM
08/16/17 04:08 PM
Joined: Mar 2009
Posts: 1,169
Virginia Beach, VA
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Old School Offline OP
super stock
Old School  Offline OP
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Joined: Mar 2009
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Virginia Beach, VA
Originally Posted By MR_P_BODY
Originally Posted By Old School
What size hose is recommended between the regulator and the carburetor? -6 or -8? 950hp street car.1150 Dominator.

I thought I heard somewhere not to go too big. Something about the signal at the needle and seat.....


Are you running 2 lines to the carb or 1.. but
a #6 is fine
wave


I use 2 lines. I think I will go with -6 lines.


68 cuda formula S 588" bb 5sp
70 CUDA CONVERT 500" 5SP (SUBLIME)
70 CUDA CONVERT 500" 5SP (PLUMCRAZY):TOO MUCH HORSEPOWER, IS ALMOST ENOUGH!
Re: Hose size between regulator and carb [Re: Old School] #2354926
08/16/17 04:12 PM
08/16/17 04:12 PM
Joined: Jul 2004
Posts: 19,318
State of confusion
T
Thumperdart Offline
I Live Here
Thumperdart  Offline
I Live Here
T

Joined: Jul 2004
Posts: 19,318
State of confusion
Cleaner and less bulky w #6 for sure............ thumbs


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....
Re: Hose size between regulator and carb [Re: Old School] #2354931
08/16/17 04:26 PM
08/16/17 04:26 PM
Joined: Jan 2003
Posts: 13,374
Marion, South Carolina [><]
an8sec70cuda Offline
I Live Here
an8sec70cuda  Offline
I Live Here

Joined: Jan 2003
Posts: 13,374
Marion, South Carolina [><]
I should have asked and specified that I also run 2 lines to the carb from the regulator. If I was going to run one single line from the regulator to the carb w/ a fuel log or something similar, I'd probably use a -8 to be safe.

new hemi 2.jpeg
Last edited by an8sec70cuda; 08/16/17 04:27 PM.

CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax
Re: Hose size between regulator and carb [Re: Old School] #2354965
08/16/17 05:24 PM
08/16/17 05:24 PM
Joined: Aug 2003
Posts: 43,227
Bend,OR USA
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Cab_Burge Offline
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Cab_Burge  Offline
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Joined: Aug 2003
Posts: 43,227
Bend,OR USA
If your running two separate lines to the float bowls #6 is fine up


Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)






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