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Old 04-29-2017, 10:44 PM   #51
portworks
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Re: 68 5.3 ls twin turbo build

61/65 .82 ar
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Old 04-29-2017, 11:34 PM   #52
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Re: 68 5.3 ls twin turbo build

Very cool.. we have enough turbo c10s here in oklahoma, we ought to all meet at thundervalley or something
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431 big block times, changed to a 6.0 ls with turbo
1.58- 60'
7.18- 1/8th mile@95.18
11.37- 1/4 @115.81
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Old 04-30-2017, 09:23 AM   #53
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Re: 68 5.3 ls twin turbo build

That would be cool. What kind of boost ,and fuel are you running?
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Old 04-30-2017, 09:44 AM   #54
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Re: 68 5.3 ls twin turbo build

91 pump with meth injection..
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http://67-72chevytrucks.com/vboard/s...d.php?t=494388

431 big block times, changed to a 6.0 ls with turbo
1.58- 60'
7.18- 1/8th mile@95.18
11.37- 1/4 @115.81
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Old 04-30-2017, 09:45 AM   #55
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Re: 68 5.3 ls twin turbo build

14 or so lbs...waiting for my bogarts to get here, then I'm taking it to get it tuned..
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http://67-72chevytrucks.com/vboard/s...d.php?t=494388

431 big block times, changed to a 6.0 ls with turbo
1.58- 60'
7.18- 1/8th mile@95.18
11.37- 1/4 @115.81
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Old 04-30-2017, 10:54 AM   #56
portworks
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Re: 68 5.3 ls twin turbo build

Same here. Hope to get mine tuned in a couple months.
Any pics, and info of your setup ?
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Old 04-30-2017, 07:43 PM   #57
69trk
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Re: 68 5.3 ls twin turbo build

s476 t6 borgwarner, holley efi, 120lb injectors, turbo 400 with brake, even put ac back in it... only reason I went turbo is because I want alot of power that I can drive anywhere..
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http://67-72chevytrucks.com/vboard/s...d.php?t=494388

431 big block times, changed to a 6.0 ls with turbo
1.58- 60'
7.18- 1/8th mile@95.18
11.37- 1/4 @115.81
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Old 04-30-2017, 08:15 PM   #58
portworks
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Re: 68 5.3 ls twin turbo build

Very nice truck my friend...
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Old 04-30-2017, 09:52 PM   #59
69trk
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Re: 68 5.3 ls twin turbo build

Thanks..so is yours
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http://67-72chevytrucks.com/vboard/s...d.php?t=494388

431 big block times, changed to a 6.0 ls with turbo
1.58- 60'
7.18- 1/8th mile@95.18
11.37- 1/4 @115.81
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Old 05-30-2017, 09:14 PM   #60
portworks
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Re: 68 5.3 ls twin turbo build

Getting closer.....
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Old 07-13-2017, 12:40 AM   #61
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Re: 68 5.3 ls twin turbo build

looks good
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Old 09-20-2017, 07:02 PM   #62
fast70swb
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Re: 68 5.3 ls twin turbo build

Any more going on with this build?
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Old 09-20-2017, 07:37 PM   #63
portworks
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Re: 68 5.3 ls twin turbo build

Broke the 4l80e front pump on the dyno. Should try for round two in a few weeks.
We weren't recording any #s, just tuning.
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Old 09-21-2017, 01:07 PM   #64
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Re: 68 5.3 ls twin turbo build

You have any pictures of the how and where you run the exhaust?
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Old 09-21-2017, 01:44 PM   #65
portworks
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Re: 68 5.3 ls twin turbo build

[QUOTE][/QUOTE
]Only on the top side. If needed I can take some underneath ?
I am running 3" full duals tucked.
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Old 09-21-2017, 06:49 PM   #66
fast70swb
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Re: 68 5.3 ls twin turbo build

I'm getting a parts list together for my twin turbo set up . Never done one before so you. So learning as I go. Thank you for the pictures. It is nice.
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Old 09-21-2017, 07:43 PM   #67
portworks
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Re: 68 5.3 ls twin turbo build

Thank you. I will probably be selling this truck, or Turbo setup once I am done. On to building something else LOL.
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Old 09-22-2017, 12:42 PM   #68
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Re: 68 5.3 ls twin turbo build

What are you thinking next

How much would you ask for the turbo set up?
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Old 09-22-2017, 01:43 PM   #69
portworks
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Re: 68 5.3 ls twin turbo build

70 camaro.
Not sure on price. Prob around $5000 with the complete setup,turbo cam, meth injection, and boost controller/ wideband .
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