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So, who's going to be the first to do the new 6.2L LT1 swap?

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Old 06-02-2013, 09:33 AM
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Originally Posted by Cape T/A
I figured a shop would defiantly be the first to do the swap because you'll most likely have to pull one out of a new vette to get it, and if gm makes the engine alone available I'd hate to know the cost!
Why would the cost of the LT1 be higher than a LS3 crate engine? It is just the base Corvette engine. They will make thousands of them...

Andrew
Old 06-02-2013, 10:06 PM
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It's an all new engine with a all new harness an ecu, the price will probably be little higher then a ls3 crate, if I have to guess if GM does a DI crate engine they will probably offer a 5.3l truck engine tuned up just a little for a little less then a ls3 crate IMO
Old 06-02-2013, 10:12 PM
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The real question is who is going to take up the challenge of grinding up some cams to wake up a this new engine,
Old 06-02-2013, 10:32 PM
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Originally Posted by slowbu
The real question is who is going to take up the challenge of grinding up some cams to wake up a this new engine,
I was thinking along the same lines. There is going to be quite a learning curve with this motor. I imagine it will take a couple of years for the aftermarket to get up to speed on it.

Just take a look at the VVT technology in the L99 and L92 motors for example. Not all shops have the knowledge to do it. As I understand it the new LT1 will be VVT along with the high fuel pressure of direct injection. Then there is decoding the software. Just a whole lot to learn.
Old 06-03-2013, 09:04 AM
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Yea an lucky enough GM has been nice over the years to make there ecu's tunable by flashing/chipped, I just wonder when they will put a stop to it, thanks to are good friends over at the EPA
Old 06-03-2013, 09:52 AM
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I know for a fact Texas Speed will be working on cams for them, I'm sure that it will take time though to figure out what works best for the new LT1 though.
Old 06-03-2013, 09:54 AM
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Originally Posted by Project GatTagO
Why would the cost of the LT1 be higher than a LS3 crate engine? It is just the base Corvette engine. They will make thousands of them...

Andrew
It's an all new design with more expensive components, that's like saying that the new stingray vette will cost the same as a base C6 and I'll bet a paycheck that doesn't happen.
Old 06-03-2013, 11:51 AM
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Originally Posted by Cape T/A
It's an all new design with more expensive components, that's like saying that the new stingray vette will cost the same as a base C6 and I'll bet a paycheck that doesn't happen.
$1400 isn't the same, but it's only 2.6%, close enough for me

http://gmauthority.com/blog/2013/04/...ts-from-51995/

The starting MSRP? Just $51,995 USD.
That’s just $1,400 more than the outgoing model. Pretty impressive, considering that the Corvette Stingray represents GM’s latest in performance technology, with a plethora of all-new standard equipment that the C6 doesn’t come close to matching, such as a seven-speed manual with Active Rev Matching (ARM), a more powerful yet more efficient V8 engine in the 450 hp LT1, a configurable digital IP, Chevy MyLink infotainment, and two seat options — each with magnesium frames. There’s also the all-new aluminum frame that’s 99 pounds lighter and 57 percent stiffer than the previous frame on the base Corvette.
-matt
Old 06-03-2013, 12:54 PM
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Better than I expected, but still not the same
Old 06-03-2013, 01:25 PM
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Picky, picky....

-matt
Old 06-03-2013, 04:09 PM
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Originally Posted by 1995blacktattop
SD 455 in the 73-74 trans am was an LS2. The highest rated 454 in the 70 chevelle was an LS6.
LT1 was also the designation for the 350hp 350 in the early 70s Vettes. GM Performance offered an LS7 454 in the late 60s/early 70s.
Old 06-05-2013, 12:06 PM
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Originally Posted by jwatts
LT1 was also the designation for the 350hp 350 in the early 70s Vettes. GM Performance offered an LS7 454 in the late 60s/early 70s.
1970 LT-1 = 370 hp
1971 LT-1 = 330 hp
1972 LT-1 = 255 hp (net)

1969, 1970 L46 = 350 hp

1970-1972 402 = LS-3
1969 427 = LS-1
1970 454 = LS5, LS6, LS7
1971 454 = LS5, LS6
1972 454 = LS5
1973 454 = LS4
Old 06-05-2013, 01:08 PM
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1. There have been a few posts floating around that the PCM is fully tunable and that HPTuners and others have already cracked it.

2. GM said they would not release a crate engine until a wiring harness was available to go with it.

I'm sure the "I have to be the first to do this" folks will spend lots of money, but eventually this will be a common swap.
Old 06-05-2013, 08:21 PM
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Originally Posted by MillsMotorvation
Im wondering how much HP the fuel system can handle, With direct port and what aprox 1200 psi, should be able to run all the boost you want!
BMW's n54/n55 engines are direct injection and the bigger power numbers are coming from people that put a traditional FI set up on it. The pressure in DI is so high so it can spray into a combustion chamber directly on the compression stroke.
Old 06-05-2013, 11:47 PM
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Originally Posted by rotor vs. piston
BMW's n54/n55 engines are direct injection and the bigger power numbers are coming from people that put a traditional FI set up on it. The pressure in DI is so high so it can spray into a combustion chamber directly on the compression stroke.
now that GM is going to put a di engine in a common sports car (other then fwd's an 3.6di v6) with the Camaro to probably to follow next year or so
the after market for DI should pick up. As far as turbo/supercharging goes should be about like the common rail diesels are bigger fuel pump to up line pressure an higher flow nozzles imo
Old 06-05-2013, 11:58 PM
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IMO I really want to see how tough the new 4.3 v6 is, if they just removed 2 cylinders to make it base off the v8 should take a damn betting, other then the crank(spilt pin)
Old 06-06-2013, 12:20 AM
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your right just 1400 over the OUTGOING model, keep in mind the new BASE model isnt going to have leather interior, to get the Leather its 7k MORE, so in REALITY to get the new vette with leather that the old one came with standerd is going to be a 8400 dollar difference.

Basicly GM did what everyone has been wanting for years which was design a completly new luxery interior, however they want you to pay for it, and for those that dont they have now made a cheep *** interior worse than the outgoing for those who never really gave a **** lol



Originally Posted by monteboy84
$1400 isn't the same, but it's only 2.6%, close enough for me

http://gmauthority.com/blog/2013/04/...ts-from-51995/



-matt
Old 06-06-2013, 01:46 AM
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Originally Posted by Ian Johnston
I dont know what engines you blokes get over there, what is the new 6.2? Is it the LS3, or something new. We dont always get the same engines out here.
In America for performance cars since the early 90's we've had:

Gen II LT1 from 1992-1997 (5.7L 275-305hp apprx)
Gen II LT4 in 1996-1997 (330hp)
LT5 DOHC 5.7L from 1990-1995 (385-405hp)
Gen III LS1 5.7L from 1997-2004 (305-350hp)
Gen III LS6 5.7L from (395-405hp from 2001-2004)
Gen IV LS2 6.0L (400hp from 2005-2007)
Gen IV LS7 7.0L (505hp from 2006-2014)
Gen IV LS3 6.2L (400-430hp from 2008-2014)
Gen IV LS9 6.2L S/C (638hp 2009-2013)
Gen IV LSA 6.2L S/C (555-585hp 2008-2014)

Also there was the LS5 5.3L which made 303hp in the late 2000's, but it was only in FWD cars so nobody really cares about them lol.

and now the newest latest and greatest is in the new C7 corvette stingray, the new Gen V 6.2L LT1. 6.2L Direct injection making 460-465hp (2014)



Quick Reply: So, who's going to be the first to do the new 6.2L LT1 swap?



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