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LQ4 vs. Fbody Pullout LS1

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Old 12-13-2009, 08:25 PM
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It would depend if you are going to use the stock pistens and rods if so i would get a lq9 instead of the lq4 so you wouldnt have to deal with the dished pistens so my vote would be a lq9 and the weight difference is 80lbs
Old 12-14-2009, 11:44 PM
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I am going to change everything in it, so I really only need the block....right?!?!
Old 12-15-2009, 08:43 PM
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Yes if you are going to change the internals. If you are keeping the stock bottom end LQ9 is better for N/A applications.......
Old 12-15-2009, 09:19 PM
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Lq4 = major boost advantage!
low compression!
Old 12-16-2009, 02:10 AM
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Originally Posted by Ws6kid.
Lq4 = major boost advantage!
low compression!
sweet then thats it!!
Old 12-18-2009, 06:39 PM
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Originally Posted by LS1W66
L92's are the new Square port head that flow better then most aftermarket heads. and their cheap at approx $500 each complete.
Additionally, the lq4/9 have a 4.000 inch cylinder bore and the L92 heads are sized to fit 4.00 and up. Add that with their flow characteristics and you have great potential.

Car Craft has been doing a junkyard 6.0 buildup for several months and they have run a lot of comparisons between setups on the lq4/9 blocks.

http://www.carcraft.com/techarticles...ild/index.html
http://www.carcraft.com/techarticles...ild/index.html
http://www.carcraft.com/techarticles...nes/index.html
Old 12-18-2009, 07:32 PM
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Originally Posted by 97ta383
the weight difference is 80lbs
Nope...65lb's

http://www.carcraft.com/techarticles...nes/index.html
Old 12-19-2009, 11:26 AM
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LQ4/LQ9 is worth it IF;

1. you can buy it cheap for like $800 and it has 50k or less miles
2. you DO NOT rebuild it and just drop it in.

This engine is a waste of time and money if you plan to rebuild it. Not to mention every 100lbs you shed is worth a 10th of a second in the 1/4.

Stuff you need to make a LQ4/LQ9 work
1. f-body oil pan
2. f-body accessorie drive
3. drive by wire gas pedal or a new throttlw body that has cable provision
4. LS1/LS6 intake as the truck intake is junk
5. LS1 coil pack brackets as they truck are remote mount or have tall coil packs depending on the years (last time I checked the tall packs are a bitch to get under the cowl if using this stuff in a 4th gen)



So figure after buying the above crap plus the original cost of the truck motor and then paying for machine work you're looking at around $3000 minimum invested just to get to what a cammed LS2 or LS6 yields.


Call Scoggins Dickey and order a brand new LS6 crate motor for $2800. It's brand freaking new, no messing with machine shops that almost always dick you over, no guess work in getting/hoping parts will match up.

Or buy a low mile LS1/T-56 pull out combo for like $3000 complete and call it a day.

The LQ4 was a cheap way to get to 6 liters 4 years ago. Nowadays its old news.
Old 12-19-2009, 05:30 PM
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$2800 for LS6 crate motor??????
That's like a 55% discount.

I'll take 5.
Old 12-19-2009, 10:26 PM
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Well I cannot find where you were finding a $2800 LS6... And I havent been able to find a LS1/T56 for under 5k... So if I was going to do that I would just by from Hawks Third Gen for $4500...


Originally Posted by 69camaross
LQ4/LQ9 is worth it IF;

1. you can buy it cheap for like $800 and it has 50k or less miles
2. you DO NOT rebuild it and just drop it in.

This engine is a waste of time and money if you plan to rebuild it. Not to mention every 100lbs you shed is worth a 10th of a second in the 1/4.

Stuff you need to make a LQ4/LQ9 work
1. f-body oil pan
2. f-body accessorie drive
3. drive by wire gas pedal or a new throttlw body that has cable provision
4. LS1/LS6 intake as the truck intake is junk
5. LS1 coil pack brackets as they truck are remote mount or have tall coil packs depending on the years (last time I checked the tall packs are a bitch to get under the cowl if using this stuff in a 4th gen)



So figure after buying the above crap plus the original cost of the truck motor and then paying for machine work you're looking at around $3000 minimum invested just to get to what a cammed LS2 or LS6 yields.


Call Scoggins Dickey and order a brand new LS6 crate motor for $2800. It's brand freaking new, no messing with machine shops that almost always dick you over, no guess work in getting/hoping parts will match up.

Or buy a low mile LS1/T-56 pull out combo for like $3000 complete and call it a day.

The LQ4 was a cheap way to get to 6 liters 4 years ago. Nowadays its old news.
Old 12-19-2009, 10:27 PM
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Originally Posted by bgoodeno
$2800 for LS6 crate motor??????
That's like a 55% discount.

I'll take 5.
I wish I had a little extra cash as I'd buy one and just set it off to the side right now. GMPP cut the **** out of their LS6 and LS1 crate motors. Probably clearing them out just like they did when they were selling LT4 short blocks for $800.

SPDC has been posting about this for about a month now.
Old 12-19-2009, 10:29 PM
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Originally Posted by mtflyboy25
Well I cannot find where you were finding a $2800 LS6... And I havent been able to find a LS1/T56 for under 5k... So if I was going to do that I would just by from Hawks Third Gen for $4500...
FInd the posts by the reps from Scoggins Dickey Chevrolet on this very site for the sale on LS1 and LS6 crate motors.

Regarding an LS1/T-56 for under $5000, where are you looking, eBay? $5000 will buy you a LS2/T-56 GTO setup all day long.

I see at least 2 LS1/t-56 combos a week on Craigslist and I live in Missouri which isn't exactly a major LA or NY style metropolis. It looks like you're in Montana which is going to be even worse so I'd suggest looking in California. Can't find good deals on stuff under a 100 miles from home, never can.

Also for $5000 you can buy a complete wrecked WS6 from those f-body salvage companies. Where do you think Hawk's gets them?

Ask anyone who's rebuilt an engine and they'll tell you that after all was said and done that they wish they'd have just bought a crate motor from the beginning as the cost was damn near the same and with a LOT less headache.
Old 12-19-2009, 10:31 PM
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Originally Posted by 69camaross
FInd the posts by the reps from Scoggins Dickey Chevrolet on this very site for the sale on LS1 and LS6 crate motors.

Regarding an LS1/T-56 for under $5000, where are you looking, eBay? There are at least 2 of them a week on Craigslist
Well I havent found a single LS1/T56 on craigslist... I live in CO and MT, and nothing... I will check on the Scoggins thing, but I looked at their website and didnt see one,.
Old 12-19-2009, 10:39 PM
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Look about 4 posts down from MDM@SDPC

https://ls1tech.com/forums/general-l...new-ls1-2.html
Old 12-20-2009, 12:11 AM
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hey man theres a shop out by me that sells remanufactured 400hp ls6 motors for

Reman. LS6 5.7 Liter
400 H.P. Aluminum Long Block
Includes: Water Pump, Balancer,
Oil Pan, #241 Heads, Valve Covers
Flat-Top Pistons


Discounted Price $2,995.00

and the ls1pullouts can be had all day long for 1200-3500 depending on auto/m6 and miles i don't know where you look but i bought my ls1 for 400 complete and am rebuilding it for turbo's and there was a 2002 complete with bent rod for 500 my friend got it for 425 the intake and harness alone will cover the cost hahacraigslist ftmfw
Old 12-21-2009, 11:59 AM
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i say lq4 due to the commonality of the engines and you can go dbw or dbc
Old 12-21-2009, 05:54 PM
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You can just look at car-part.com

Every low mileage LS1's I found were around 3500.00, I got my LQ4 with 40K for 1100.00.

As for the intake, TB, ect. ect...... Just use the stuff off your original engine.

As for the 65lb weight difference...Its not much heavier than a optima battery(38lb) or most sound systems ppl put in their cars. Unless your car is a die-hard track car its not really going to make much of a difference.... I can't feel a difference at all.

This is all just my opinion, but I have no regrets on the LQ4 install.
Old 12-22-2009, 09:25 AM
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Originally Posted by OUTLWZ
You can just look at car-part.com

Every low mileage LS1's I found were around 3500.00, I got my LQ4 with 40K for 1100.00.

As for the intake, TB, ect. ect...... Just use the stuff off your original engine.

As for the 65lb weight difference...Its not much heavier than a optima battery(38lb) or most sound systems ppl put in their cars. Unless your car is a die-hard track car its not really going to make much of a difference.... I can't feel a difference at all.

This is all just my opinion, but I have no regrets on the LQ4 install.
See that's the thing, if you want to get to 6.0 liters on the cheap in a 4th gen it makes sense as you already have the extra hardware (tb, manifold, coil packs, oil pan, accessorie drive, etc.) But he's putting this in a 3rd gen where he will need to buy all of this small stuff which totally throws the "initial savings" out the window.l
Old 12-22-2009, 10:10 AM
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BTW, deals are out there you just gotta look.

$5000 for a COMPLETE LS2 & T-56 with 7000 miles!!!!

http://stlouis.craigslist.org/pts/1511317051.html
Old 12-23-2009, 09:33 PM
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Thats kinda true.... But all he will really need to get going is the oilpan and windage tray. Coils will probably be on the motor. Going in a 3rd gen you could probably get away with using the front accessories from the truck.
And the truck intake (which is better the the F-Bodies) will fit under the hood of a 3rd gen.

You still could do a LQ motor swap cheaper than an LS....IMO


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