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Dyno Don headers group

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Old Dec 26, 2023 | 08:23 PM
  #1  
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Car: '90 Trans Am-12.45@110.71
Engine: 355 w/AFR 195's Elem. 400/430 HP/TQ
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Axle/Gears: 12 Bolt 3.73
Dyno Don headers group

Ok folks Top-downsolutions.com
Now has pricing back up if you need to use a credit card.
If you purchase from me I require a Money Order up front you can PM me with your
needs for pricing, include all the details of what you want.

Looking forward to hearing from everyone on the list.
Cheers,

Don>>>
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Old Jan 21, 2024 | 12:39 AM
  #2  
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

OK, it's official. Our first Group Purchase for Dyno Don headers is officially sold out. Y-pipes, I-pipes and various miscellaneous items are still available. I have once again shut off the Dyno Don headers on my website. If there is interest in future in running another Group Purchase of headers contact Don or myself to get put on the list. Once we've received enough I'll turn on the option to purchase them again on my website.

Thanks to everyone that expressed interest in purchasing these and placed an order.

Lon Salgren
Top-Down Solutions
626-369-0040
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Old Feb 16, 2024 | 01:10 PM
  #3  
head's Avatar
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From: Marblehead OHIO
Car: 1984 MSE #52
Engine: 350
Transmission: TH700
Re: Dyno Don headers group

Interested in a dual cat Y-pipe.
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Old Feb 19, 2024 | 06:39 PM
  #4  
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

Available to order on my website:

https://www.top-downsolutions.com/po...no-don-headers

Lon Salgren
Top-Down Solutions
626-369-0040
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Old Feb 28, 2024 | 07:37 AM
  #5  
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From: Boston, MA
Car: 1983 Pontiac Trans Am Daytona 500
Engine: Crossfire 305ci V8
Transmission: Jasper 700R4 4 speed Automatic
Axle/Gears: 3.23 limited slip/posi
Re: Dyno Don headers group

great deal
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Old Feb 29, 2024 | 10:09 AM
  #6  
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Car: 1991 Camaro RS
Engine: 305
Re: Dyno Don headers group

I'm interested in the Dyno Don headers for my 305 and would like to be part of the next wait list. Should I send a PM?
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Old May 19, 2024 | 09:58 AM
  #7  
Dyno Don's Avatar
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From: Orange, CA
Car: '90 Trans Am-12.45@110.71
Engine: 355 w/AFR 195's Elem. 400/430 HP/TQ
Transmission: Tremec T-56
Axle/Gears: 12 Bolt 3.73
Re: Dyno Don headers group

Due to and overrun by the bending shop there will be a second group purchase.
There are headers available now. 9 sets
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Old May 19, 2024 | 05:07 PM
  #8  
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Re: Dyno Don headers group

Originally Posted by Dyno Don
Due to and overrun by the bending shop there will be a second group purchase.
There are headers available now. 9 sets
On TDS? I don't see them
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Old May 19, 2024 | 05:16 PM
  #9  
dwisti's Avatar
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From: Voluntown, CT
Car: 1987 IROC Z28
Engine: LB9
Transmission: MM5
Axle/Gears: G80 G92 J65 KC4
Re: Dyno Don headers group

I'll like a set for my TPI 305. Let me know how to order.
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Old May 24, 2024 | 01:33 PM
  #10  
droz32's Avatar
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From: Jax Florida
Car: 1988 Iroc-z
Re: Dyno Don headers group

I would like a set please add me to the list
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Old May 24, 2024 | 04:18 PM
  #11  
Dyno Don's Avatar
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From: Orange, CA
Car: '90 Trans Am-12.45@110.71
Engine: 355 w/AFR 195's Elem. 400/430 HP/TQ
Transmission: Tremec T-56
Axle/Gears: 12 Bolt 3.73
Re: Dyno Don headers group

Originally Posted by Nutro
On TDS? I don't see them
They are there:
top-downsolutions.com/powertrain-performance
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Old May 25, 2024 | 10:04 PM
  #12  
lonsal's Avatar
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

No GP required to fill this time. Just place your order. As Don said we had an over-run at the tubing bender vendor. If the headers no longer appear on my website, then it's too late we are all sold out.

Thanks,

Lon Salgren
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Old May 30, 2024 | 08:21 PM
  #13  
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From: Los Angeles, CA
Car: 1989 Camaro, 1989 Firebird
Engine: 5.0 TPI, 5.7 TPI
Transmission: T56, 700R4
Axle/Gears: 3.42, 3.23
Re: Dyno Don headers group

Nice! Thanks for offering these, Don!
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Old May 31, 2024 | 10:33 AM
  #14  
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Re: Dyno Don headers group

A little confused, are these available to order at this point? I am very interested in purchasing ASAP.
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Old May 31, 2024 | 10:57 AM
  #15  
lonsal's Avatar
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

Available to order, yes. In stock, ready to ship, no. They are still made to order. However much of the waiting time has been reduced because the header tubes have already been bent. Meaning they just need to be assembled onto Don's jig and tack welded, then TIG welded and sent out for coating.

I hope this answers the question for you.

Lon Salgren
Top-Down Solutions
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Old May 31, 2024 | 12:01 PM
  #16  
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From: Kingsport Tenn
Car: 1992 camaro
Engine: LT1
Transmission: 4L60E
Axle/Gears: 3:73
Re: Dyno Don headers group

Originally Posted by lonsal
Available to order, yes. In stock, ready to ship, no. They are still made to order. However much of the waiting time has been reduced because the header tubes have already been bent. Meaning they just need to be assembled onto Don's jig and tack welded, then TIG welded and sent out for coating.

I hope this answers the question for you.

Lon Salgren
Top-Down Solutions
Are the Y pipes available too or just the headers?
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Old May 31, 2024 | 12:56 PM
  #17  
lonsal's Avatar
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

Both are available on my website.

Lon Salgren
Top-downsolutions.com
Reply
Old Jul 6, 2024 | 02:31 AM
  #18  
CSX's Avatar
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Re: Dyno Don headers group

Hello! New to the third gen game and the previous owner of my '92 Z said Dyno Don headers are the way to go- however, I checked out the Top Down Solutions site but couldn't find the headers. Are they still available?

Second question, my plan would be to run true duals (2.5"), are the dual cat pipes meant to route from the header collector down to the factory location of the dual cats or are they meant to replace the cats?

Thank you!

https://www.top-downsolutions.com/du...no-don-headers
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Old Jul 6, 2024 | 10:18 AM
  #19  
lonsal's Avatar
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

Sorry, sold out of Dyno Don headers. If Don decides to run another Group Purchase I'll put them back on my website

Lon Salgren
Top-Down Solutions
Reply
Old Jul 14, 2024 | 05:13 PM
  #20  
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From: Merced ca
Car: 87 trans am gta /89 chevy corvette
Engine: 350
Transmission: Auto
Axle/Gears: 3.27 / 3.07
Re: Dyno Don headers group

Are y pipes available? Single cat.
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Old Jul 15, 2024 | 09:04 PM
  #21  
lonsal's Avatar
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

http://www.top-downsolutions.com/pow...no-don-headers

If they appear on my website, they can still be ordered.

Lon Salgren
Top-Down Solutions
626-369-0040
Reply
Old Jul 25, 2024 | 01:02 PM
  #22  
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From: Salem, NH
Car: 1999 Z28
Engine: LS1
Transmission: 4L60E
Axle/Gears: 3.23 10 Bolt
Re: Dyno Don headers group

will these fit if using aluminum corvette heads and a t5 in a 91 trans am?
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Old Jul 25, 2024 | 01:38 PM
  #23  
lonsal's Avatar
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25 Year Member
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Joined: Dec 1999
Posts: 5,964
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From: Hacienda Heights, CA
Car: 90 RS 'Vert, 88 IROC-Z, 88 Firebird
Engine: 305 ci tbi, 305 ci tpi, 350 ci tpi
Transmission: WC-T5, WC-T5, 700R4
Axle/Gears: 3.45, 3.27, 3.27
Re: Dyno Don headers group

Yes there are options to select for using them with these Corvette heads.

Lon
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