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LS6/D1SCH combo made over 600rwhp yesterday on 9.5psi

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Old 06-02-2011, 09:01 PM
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Originally Posted by S2VYSS
Excellent results

How much more power is in the tune?
Not sure, but it jumped 50hp just going from 15 to 16 degrees timing and redline going up from 6200 to 6400. I think it would make power up to 6800rpm, I could probably get 670rwhp if we really wanted to but we would be up around 12psi boost or more, with dangerous timing for pump gas.
It is relatively safe as is so I decided not to push it until the forged bottom end goes in
BTW I was also running out of injector, about 85-90% duty cycle since I do not have brfpr yet.
Old 06-03-2011, 01:24 AM
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Glad to see it is coming together for you. I somehow missed this thread when you first posted it.
Old 06-03-2011, 05:29 AM
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So how big are your injectors? I picked up a set of 60's that I hope will work for at least a little while for me.
Old 06-03-2011, 10:38 PM
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I am running flow matched mototron 60s with lonnies dual pump setup (2nd pump comes on at +2psi), stock lines. I think we were around 87% duty cycle at what is probably 690 engine hp. Seems the consensus is the stock lines get hairy around 700hp which without boost referencing fuel pressure seems to be true. If you are staying with a stock bottom end 60s are all you will need. When I put in the forged bottom end I will be going to -8 feed, -6 return with magnafuel brfpr from n8. Seems like many people are fine going up to 800rwhp (d1sc max) on 60lb injectors with higher fuel pressures, so I may try that or just trade for some 80s.
Old 06-23-2011, 01:10 AM
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Please post some idle videos I too want to hear what this cam sounds like. I am doing the same cam in a stock lq4 with a single 76mm turbo and am going for a sleeper super quiet 700hp with E85 blow through set up.
Old 06-23-2011, 05:38 AM
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What size pulley did you go with? I'm guessing you are running 8-rib pulleys and have the ATI 7.65" crank pulley, but what size did you go with for the head unit?
Old 06-23-2011, 08:39 AM
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If you are ok with it, would you post up what your combo includes? LT's? Meth? Instake?

Thank you.
Old 08-03-2011, 11:06 PM
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Sorry just saw this was replied to;
It is a 4.5" pulley on the head unit, 8 rib aster setup with 7.625" procharger crank pulley.
Setup is LS6 intake, new LS6 longblock, ARH 1 7/8" headers flowing into 3" true duals over the axle. New plugs/wires, LS6 PCV system, Mcleod RST clutch, upgraded T56, midwest fab9 rear, 17x11 wheels w/ 335 tires. Ebay 4" intercooler, 3" stainless custom piping for the FMIC, procharger open red race bypass valve, stock procharger air inlet, big cone K&N style filter. Lonnies dual pumper fuel system using stock lines/rails to 60lb mototron injectors. Anything else you want to know?
Old 08-04-2011, 01:17 PM
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Awesome numbers! I know you said pump gas ,what octane ?
Old 09-27-2011, 08:02 PM
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Originally Posted by 99bluefirebird
Sorry just saw this was replied to;
It is a 4.5" pulley on the head unit, 8 rib aster setup with 7.625" procharger crank pulley.
Setup is LS6 intake, new LS6 longblock, ARH 1 7/8" headers flowing into 3" true duals over the axle. New plugs/wires, LS6 PCV system, Mcleod RST clutch, upgraded T56, midwest fab9 rear, 17x11 wheels w/ 335 tires. Ebay 4" intercooler, 3" stainless custom piping for the FMIC, procharger open red race bypass valve, stock procharger air inlet, big cone K&N style filter. Lonnies dual pumper fuel system using stock lines/rails to 60lb mototron injectors. Anything else you want to know?

Your build gives me hope for my build and my goals. Trying for 600rwhp with: 2002 ls1 | ls6 intake manifold | 60lb injectors walbro 255 hot-wire kit | patriot performance ls6 heads | 228/228 113 lsa cam | ported tb | aster bracket | ati balancer with 8 rib set up | d1sc with fmic | 4.25 blower pulley | truck inlet hat with big filter | AIS methanol kit
Old 09-28-2011, 01:19 AM
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You will hit your goal no problem...
Old 09-28-2011, 09:00 PM
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Originally Posted by GR8GAME
You will hit your goal no problem...

We'll see car should be done in a week or two....
Old 09-29-2011, 01:10 AM
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I hope mine does close to that good. Ls1, 02 Z06 cam, 17/8 headers, p-1sc 10.5 lbs, front mount,red open valve, truck intake and big filter, sd, 8 rib, 3 bar, 80 lbs injectors, two pumps, Pp intake, and throttle body, fuel rails, cb, meth, 4l80, yank py 3600, fab 9 3.89 gears. I just couldn't put the 317 heads on just to drive until spring. When néw motor should be ready. I hope this won't bite me to bad!

Congratulations on your results! Awesome job.
Old 09-29-2011, 08:27 PM
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With an auto you'll see in the mid 500's most likely
Old 09-30-2011, 12:49 AM
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Nice numbers! Were the heads worked or those just stock heads?
Old 09-30-2011, 06:56 AM
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Originally Posted by js2fst
I hope mine does close to that good. Ls1, 02 Z06 cam, 17/8 headers, p-1sc 10.5 lbs, front mount,red open valve, truck intake and big filter, sd, 8 rib, 3 bar, 80 lbs injectors, two pumps, Pp intake, and throttle body, fuel rails, cb, meth, 4l80, yank py 3600, fab 9 3.89 gears. I just couldn't put the 317 heads on just to drive until spring. When néw motor should be ready. I hope this won't bite me to bad!

Congratulations on your results! Awesome job.

You're probably going to want to drop your rear gears. I have a six speed and 3.73s and first and second are useless as soon as the bypass valve closes and I see boost, and once you lose even the slightest bit of traction, rpms go up and so does the boost, so the only option is to shift into the next gear. I'm considering going back to 3.42s.
Old 09-30-2011, 08:37 AM
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Originally Posted by The Alchemist
You're probably going to want to drop your rear gears. I have a six speed and 3.73s and first and second are useless as soon as the bypass valve closes and I see boost, and once you lose even the slightest bit of traction, rpms go up and so does the boost, so the only option is to shift into the next gear. I'm considering going back to 3.42s.
I will run here the rest of this year and switch when the new 408 motor is done and f1 on



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