Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2136947
08/19/16 11:48 PM
08/19/16 11:48 PM
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Joined: Sep 2015
Posts: 1,096 Australia
ozymaxwedge
super stock
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super stock
Joined: Sep 2015
Posts: 1,096
Australia
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Fantastic stuff, Unfortunately way out of my reach this level, would love to take the step of an ali aftermarket block one day.
1963 Plymouth Max Wedge 1971 Barracuda
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Re: 572 B1 NOS Drag Week motor pictures
[Re: Airwoofer]
#2138721
08/22/16 05:13 PM
08/22/16 05:13 PM
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Joined: Jan 2003
Posts: 13,369 Marion, South Carolina [><]
an8sec70cuda
I Live Here
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I Live Here
Joined: Jan 2003
Posts: 13,369
Marion, South Carolina [><]
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That motor looks a lot like the 500 I am putting back in the KOS Demon. My B1 heads have a water outlet between the center ex ports also. Goes to the suction side of the Indy reverse flow /CSR water pump. Single stage fogger on 10-1 CR. Nice job getting 900 on pump swill. You guys didn't spray it?
Question on using pump gas and NOS - do you use pump gas for the NOS system? I want to change the car's plumbing from a separate tank/pump for the NOS and just use one regulator for both the carb fuel and the NOS fuel. Doing that what size main fuel line to the regulator to support the carbs and the NOS? I think the carbs are an-8 and the NOS is AN-6, with AN-10 from the tank/pump. Doing it that way I would have to dead head the regulator as the only remaining port on the regulator is for the fuel pressure gauge. I am guessing the motor will make around 600 on the motor, and I have 250 HP jets installed for now. You should have a separate regulator for the nitrous solenoid. One for just the motor. Run your main feed fuel line to a log w/ 2 regulators on it. I'm assuming you have a big pump w/ the bypass line from the pump to the cell. I'm surprised your Demon had two fuel systems on it. I figured he'd have had one big pump to feed it all. FWIW...I've heard a lot of horror stories about spraying w/ pump gas. Especially w/ bigger systems. I switch to race fuel when I'm gonna spray mine. Sure it can be done, but leaves a lot of power on the table b/c you have to take so much timing out of it. A 500" B1 motor ought to make a lot more than 600 hp unless you used a cut down broom stick for a cam. BTW Wade...you did an awesome job on that motor...it is a beast!!!
Last edited by an8sec70cuda; 08/22/16 05:14 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
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2138736
08/22/16 05:45 PM
08/22/16 05:45 PM
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Joined: Nov 2004
Posts: 6,890 North Alabama
Monte_Smith
master
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master
Joined: Nov 2004
Posts: 6,890
North Alabama
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You can spray however much you want on pump gas. We did it several years at the Pump Gas Drags. However, to spray it hard, you will need to pull a boat load of timing from it, which hurts the power. Having a small cell and spraying race gas helps, but is still a compromise, because the pump gas octane kills the race gas octane and you still have to pull significantly more power.
The best way to set it up is the way we do Drag Week cars. Either two tanks, or one tank with two sides. Say 15 gals of pump gas and a 5 gallon race fuel side. ONE pump. Some simple ball valves in the feeds and on the pump return, allows you to switch from street to race gas with the turn of a couple valves.
As Chip said, the nitrous system needs it own regulator on the fuel side............ALWAYS!!
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2138748
08/22/16 06:07 PM
08/22/16 06:07 PM
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Joined: Feb 2014
Posts: 655 Huntsville, AL
Airwoofer
mopar
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mopar
Joined: Feb 2014
Posts: 655
Huntsville, AL
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It had two 5 gallon cells with two BG400 pumps. I was afraid the neat single reg wouldn't work, cause it was gonna be too clean of an install and allow just a single gas pressure gauge. Can someone point me to a log to mount two BG regulators? The cam is a regrind of the huge cam that came with the motor. Now a Lunati http://www.lunatipower.com/Product.aspx?id=1556&gid=370 cut on a 114 LSA with 1.7 rockers. Hard to find cam blanks for the 48* raised cam on this motor.
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2138832
08/22/16 07:52 PM
08/22/16 07:52 PM
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Joined: Feb 2014
Posts: 655 Huntsville, AL
Airwoofer
mopar
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mopar
Joined: Feb 2014
Posts: 655
Huntsville, AL
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Why would tying the feed area of the carb regulator to the feed area of the NOS regulator be different from using the 4 ports on one reg? Would the sudden NOS fuel being turned on make the reg slow to respond if it was also supplying the carb WFO fuel?
My regs both feed from the side large hole. I can rig this with the pass through with the present locations of the regs. Still gonna be using one type of fuel for both systems, and the engine at 10-1 will use pump swill. I need to get a different fuel tank setup and may do a dual fuel deal.
Sheet I got for 22/26 jets has a 6* timing retard. 26/32 has more.
Last edited by Airwoofer; 08/22/16 07:55 PM.
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Re: 572 B1 NOS Drag Week motor pictures
[Re: Monte_Smith]
#2139015
08/22/16 11:50 PM
08/22/16 11:50 PM
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Joined: Sep 2015
Posts: 1,096 Australia
ozymaxwedge
super stock
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super stock
Joined: Sep 2015
Posts: 1,096
Australia
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The bottom is the feed, carb outlets on sides. The big ports front and rear that are plugged, see pump pressure. So they are "flow through". Put fittings in one of these and attach nitrous system reg Hey Monte, I was going to put the fuel into the bottom of our BG reg the other day but no good, that port is not for fuel in.
1963 Plymouth Max Wedge 1971 Barracuda
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2197061
11/15/16 11:38 PM
11/15/16 11:38 PM
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Joined: Jan 2003
Posts: 4,448 Phoenix, AZ
MoparBilly
master
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master
Joined: Jan 2003
Posts: 4,448
Phoenix, AZ
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Well..in this latest issue of, "As the Mopar World Turns"...
The 71 Duster this engine was slated for was sold.
Then, imagine my surprise when I walked into my brother Dale's garage to find him and Boone fitting this engine in The Vanishing Point Race Cars built 7.50 cert, mild steel, double frame rail 70 Duster previously owned by Mike Crick.
Plans are to shake it out as a race car, then begin to convert it for Drag Week use once the performance is base lined...
Vanishing Point builds a nice car...makes me want to throw all my stuff away and start over...
"Livin' in a powder keg and givin' off sparks"
4 Street cars, 5 Race engines
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2197066
11/15/16 11:53 PM
11/15/16 11:53 PM
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Joined: Jan 2003
Posts: 10,032 MN
JERICOGTX
I Live Here
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I Live Here
Joined: Jan 2003
Posts: 10,032
MN
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I might have to sign up to be Dales Trunk Monkey for DW17... Looking forward to seeing the new ride.
69 GTX
68 Road Runner
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Re: 572 B1 NOS Drag Week motor pictures
[Re: WadeMetzinger]
#2197110
11/16/16 12:41 AM
11/16/16 12:41 AM
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Joined: Jan 2003
Posts: 4,448 Phoenix, AZ
MoparBilly
master
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master
Joined: Jan 2003
Posts: 4,448
Phoenix, AZ
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Dale is a busy man this winter...572 B-1 70 Duster, 572 Hemi 63 Plymouth, 572 -1 Gremlin, 572 -1 70 Challenger, Indy 572-13 headed 572 71 Duster all at his house right now with varying degrees of attention needed. So bad the 512 or 440 powered cars don't even get mentioned...
Jeff, We have never once had all the Trunk Monkey positions filled on Drag Week...the Gebharts always seem to have a vacancy or two for qualified individuals, woefully unqualified is actually more fun, however!!
"Livin' in a powder keg and givin' off sparks"
4 Street cars, 5 Race engines
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Re: 572 B1 NOS Drag Week motor pictures
[Re: rt66jim]
#2197218
11/16/16 03:23 AM
11/16/16 03:23 AM
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Joined: Aug 2003
Posts: 43,215 Bend,OR USA
Cab_Burge
I Win
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I Win
Joined: Aug 2003
Posts: 43,215
Bend,OR USA
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Wade did you try less timing on this motor? If so how much and what where the results?
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
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