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Wanting best N/A engine....what cubes

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Old 06-06-2009, 05:14 PM
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Default Wanting best N/A engine....what cubes

My car is going to stay a six speed, i just want an awesome N/A motor that i can beat on and still occationally drive......My drivetrain is upgraded along with my freshly built t56.....I wanna run a 4.56 gear with a 28 in. tire.....Would like to stay alum. block for weight, thinking of an alum. 402 with a custom cam and TF 225's or 235 head......Also who should i get to build the shortblock, suggestions wanted
Old 06-06-2009, 06:55 PM
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I'd go with a LS3 block and a 4" stroke crank. Keep the compression around 11-11.5 to 1 or better yet, build for E-85 and run 12.5:1 and a 232/240 ish cam to still keep the drivability factor.
Old 06-06-2009, 06:59 PM
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416 LS3 with ported Ls3 heads and do it 11.5:1
Old 06-06-2009, 08:09 PM
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i'd go a similar route as Mikey at Rapid Motorsports. He has a pretty BA setup that is going mid 9's N/A. He is very good at building N/A setups
Old 06-06-2009, 10:23 PM
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Call Erik at HK Racing, he is a master engine builder. Do a search. He built a 408 shortblock for me. I'm at 524/501.
Old 06-06-2009, 11:02 PM
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Originally Posted by LS1-Master
416 LS3 with ported Ls3 heads and do it 11.5:1
I know somone with a motor pretty close to those cubes and more compression.


Let me tell you its one bad little small block!
Old 06-06-2009, 11:18 PM
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All comes down to budget. A 403 ci to a 500 ci all depends on you budget

Erik(HKE) and I work together to build you the best engine for you money to meet your goals.

Be it a Ls2 403 or a LS3 416 to LS3 445 all the way up to an LS7 457 or we can re-sleeve an LS2 and get you a 460 with the ability to spray a 200 shot on top. OR we can use an ERL superdeck and go for even more cubic inches but it all comes down to budget.
Old 06-06-2009, 11:34 PM
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If you're wanting best...434 Ls7 mid block IMO. 700 wheel on a big cam. Call Steve at race eng.
Old 06-07-2009, 06:36 AM
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Price please on 460 block and what kind of numbers are we talking about before the 200 shot. How many rpms and what do the power curves look like.
Old 06-07-2009, 06:55 AM
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750+ fwhp, will run mid to low 9's on 91 octane pump gas in a 3300 lb car.( in our long block configuration) 7200 rpms, 4400 or bigger stall. The long block is $16,750, the short is $10,450. Both receive HKE special full race prep worth about 40 exra hp over a regular build. 7200 rpms, 4400 or bigger stall.
Old 06-07-2009, 10:51 AM
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With what I am running in my sig, the car is tame and very driveable. But it also puts down 490rwhp and 478 rwtq, so when I open it up, it is a beast. My only regret is that I kept my old heads instead of going with something bigger. Still, 24 to 25 mpg combined with that power, it is great.
Old 06-07-2009, 11:07 AM
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schwanke (sp?) 415 with ported l92's about 12.5:1 comp a custom cam and a GMPP carbed intake drilled for injectors with a 4150 style TB on e85
Old 06-07-2009, 02:26 PM
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wet sump ls7 call kelly/brian thompson automotive.they do developmemt on the ls eng program for gm plus develope there crate motors.
Old 06-07-2009, 02:35 PM
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i forgot to tell you about the motor they built for me : 24x wet sump ls7 /k1 rods-12-1 diamonds-custom comp cam(mild hyd)-lunati crank-mild head work. it made 650hp at 7100 and 587tq at 5200 or so on ther super-flo. its in my very stock looking 2002 ta.
Old 06-14-2009, 07:18 PM
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Thanks alot guys, im looking toward the 403-416 ci setups.....I plan on starting out with a kickass short block setup, and build it slowly when i have the money, that way im not killing my wallet all at one time and it will give me some time to research different head setups for what i want......Either way, the t56 is definently stayin in the car
Old 06-14-2009, 07:22 PM
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Originally Posted by 99blancoSS
All comes down to budget. A 403 ci to a 500 ci all depends on you budget

Erik(HKE) and I work together to build you the best engine for you money to meet your goals.

Be it a Ls2 403 or a LS3 416 to LS3 445 all the way up to an LS7 457 or we can re-sleeve an LS2 and get you a 460 with the ability to spray a 200 shot on top. OR we can use an ERL superdeck and go for even more cubic inches but it all comes down to budget.
Man, sounds awesome, i will definently be giving u guys a call soon and try to come up with something wicked
Old 06-14-2009, 08:04 PM
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Cubes is free power when doing a build like this, and with the Gen III/IV heads and how efficient they are, they can feed alot of cubes But, as most said already, just shoot for over 400", keep compression at 12:1 and under for pump gas, hydraulic roller for the utmost in reliablity, and there is no reason that you can't make 600-700 FWHP (depending on comp, cubes, cam, heads, etc....) on a DD on pump gas
Old 06-14-2009, 08:24 PM
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Originally Posted by Gen414
Cubes is free power when doing a build like this, and with the Gen III/IV heads and how efficient they are, they can feed alot of cubes But, as most said already, just shoot for over 400", keep compression at 12:1 and under for pump gas, hydraulic roller for the utmost in reliablity, and there is no reason that you can't make 600-700 FWHP (depending on comp, cubes, cam, heads, etc....) on a DD on pump gas
Thats actually what i want....My 85,000 mile cam only car goes 11.50's all day long, it just seems pointless to put a set of $2300 heads along with other things on a higher milage car when i plan on going with a bigger cubed motor anyways.
Old 06-15-2009, 01:30 PM
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I just got back from taking our C5 vette with our ERL 500 CI engine in it on the Hot Rod Power Tour this past week. It proved that it's a street engine as well as a track engine. For this particular build we used the L92 heads, stock LS7 intake,stock LS7 injectors and the engine performed flawlessly. The engine dynoed at 632hp to the crank with 620 ft lbs. On the chassis dyno it did 538 hp at 509 ft lbs. and we are only using 93 octaine. She idles at 1100 rpm and redlines at 6500 rpm. It is a great reliable engine with a ton of power to back it up.
Old 06-15-2009, 03:41 PM
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Originally Posted by 1nastyss
My car is going to stay a six speed, i just want an awesome N/A motor that i can beat on and still occationally drive......My drivetrain is upgraded along with my freshly built t56.....I wanna run a 4.56 gear with a 28 in. tire.....Would like to stay alum. block for weight, thinking of an alum. 402 with a custom cam and TF 225's or 235 head......Also who should i get to build the shortblock, suggestions wanted
Its a money question. How much do you have to spend?

The more cubes the better, always with N/A.

If you have $10,000-$12,000 to spend, build a 500 RWHP 422ci. If money is no issue, the ERL 500ci would be the choice, with All-Pro heads and an ITB intake. Make 800 RWHP on race gas.


.


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