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Old 01-02-2014, 11:12 AM   #26
Wasted Income
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Re: 1970 c10 LSX 427 twin turbo setup

Nice setup.

13xx hp at the wheels? Damn. I need an LSx block and some 6 bolt heads...
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Old 01-02-2014, 06:30 PM   #27
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Re: 1970 c10 LSX 427 twin turbo setup

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Originally Posted by 69trk View Post
Looks like you kept the coil packs on the valve covers... Did you just custom make some plug wires andgo around the manifolds?
Yes, it's a custom make cables, because i'm using a Katech coil bracket set the OEM wire are to short to reach the spark plugs there're about 2" more longer than factories does, the wire set are Taylor 10.4 with ls coil ends.

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Old 01-02-2014, 08:46 PM   #28
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Re: 1970 c10 LSX 427 twin turbo setup

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Originally Posted by Wasted Income View Post
Nice setup.

13xx hp at the wheels? Damn. I need an LSx block and some 6 bolt heads...
Naw ya don't. Just the heads....and if you REALLY wanted to I may know someone that has a very nice friend at MAST that can track down their 6bolt heads. I feel you don't need a new block till you blow on a hole in the one you got....and with an gmpp LSX block, you'll blow a hole in the block sooner than you'd like heheh.
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Old 01-02-2014, 10:59 PM   #29
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Re: 1970 c10 LSX 427 twin turbo setup

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....and with an gmpp LSX block, you'll blow a hole in the block sooner than you'd like heheh.
really? I thought the GMPP LSX Bowtie block was a sturdy piece...rated for like 2000+hp? No?
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Old 01-03-2014, 10:22 AM   #30
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Re: 1970 c10 LSX 427 twin turbo setup

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Originally Posted by BR3W CITY View Post
Naw ya don't. Just the heads....and if you REALLY wanted to I may know someone that has a very nice friend at MAST that can track down their 6bolt heads. I feel you don't need a new block till you blow on a hole in the one you got....and with an gmpp LSX block, you'll blow a hole in the block sooner than you'd like heheh.
I'd be curious how you'd propose bolting a set of 6-bolt heads on an LQ4?

Unless you're talking about a Bill Mitchell or a Warhawk block...in which case I'd still rather have the LSx for less than half the price
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1972 2wd K/5 Blazer Turbocharged 370 LSx - 941 rwhp / 1093 rwtq
1969 Chevy K-10 L33 5.3 / 4L80E / NP241 / 4" lift
1964 Buick Skylark Twin TURBO 383 LS pro-touring project
2014 VW Passat TDI - Daily Driver
Turbo diesel
2015 Sierra Denali HD Duramax Turbo diesel
2016 Ford Explorer Sport - Twin Turbskis
2017 Polaris RZR Turbo
2014 Nor-Tech Center Console - Twin Supercharged Outboards

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Old 01-03-2014, 03:34 PM   #31
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Re: 1970 c10 LSX 427 twin turbo setup

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Originally Posted by 68GMCCustom View Post
really? I thought the GMPP LSX Bowtie block was a sturdy piece...rated for like 2000+hp? No?
yes, Thompson engineering already did 2000 hp + on their set up , Twin Turbo t88 388 LSX block.
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Old 01-03-2014, 03:39 PM   #32
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Re: 1970 c10 LSX 427 twin turbo setup

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I'd be curious how you'd propose bolting a set of 6-bolt heads on an LQ4?

Unless you're talking about a Bill Mitchell or a Warhawk block...in which case I'd still rather have the LSx for less than half the price
There're few ls block manufacturers that they make 6 bolts heads compatible.

GMPP
RHS
Warhakk, but need to buy the head to then, because of bolt pattern is different from GMPP LSX.
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Old 01-03-2014, 03:46 PM   #33
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Re: 1970 c10 LSX 427 twin turbo setup

Wasted - There are some companies that do 6 bolt conversions but I know 90% of them want the aluminum block to start with. BUT just better heads in general could get you pretty far with some creativity. I'm pretty sure you could go up to 1/2" studs and 0-ring the block and prevent lifting enough to get you there. And maybe its just me, but after reading 20 pages of BS on the lsx blocks over on YellowBullet, I don't know if I want one. Tho the world blocks have been accused of issues as well.
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Old 01-03-2014, 04:03 PM   #34
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Re: 1970 c10 LSX 427 twin turbo setup

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Originally Posted by BR3W CITY View Post
Wasted - There are some companies that do 6 bolt conversions but I know 90% of them want the aluminum block to start with. BUT just better heads in general could get you pretty far with some creativity. I'm pretty sure you could go up to 1/2" studs and 0-ring the block and prevent lifting enough to get you there. And maybe its just me, but after reading 20 pages of BS on the lsx blocks over on YellowBullet, I don't know if I want one. Tho the world blocks have been accused of issues as well.
All depend of your application, in my application i broke two lq9 blocks with 1/2" stud and o rings on cylinders at 25 pounds of boost, i run the lsx with the same boost pressure without any issue in a year and it are not O ringed yet. in my experience is good product for the money.
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Old 12-11-2014, 06:26 PM   #35
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Re: 1970 c10 LSX 427 twin turbo setup

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