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LS Stroker Kits?

Old Dec 8, 2010 | 04:15 PM
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Default LS Stroker Kits?

What displacement increasements are available for the LS1/2/3 engines in regards to a forged bottom end? Not considering boring the cylinders.

-Alex
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Old Dec 8, 2010 | 04:24 PM
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Old Dec 8, 2010 | 04:37 PM
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Old Dec 8, 2010 | 05:49 PM
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upto 454 if you go with an lsx
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Old Dec 8, 2010 | 06:22 PM
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My friends have done alot with their LS engines and everyone that went forged just went with either an LS2 or LS7 block. I know a guy running 950 whp with an LS2 block and a stock LS6 manifold and throttle body. The key is his 91mm Turbo. If you want to go all motor stroker is the way to go but I have not seen or heard of anyone stroking an LS motor.

I do know that you can get LS2 blocks in a 402CI
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Old Dec 8, 2010 | 07:41 PM
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Originally Posted by HowlinC5
My friends have done alot with their LS engines and everyone that went forged just went with either an LS2 or LS7 block. I know a guy running 950 whp with an LS2 block and a stock LS6 manifold and throttle body. The key is his 91mm Turbo. If you want to go all motor stroker is the way to go but I have not seen or heard of anyone stroking an LS motor.

I do know that you can get LS2 blocks in a 402CI
Yeah, that LS2 402 IS stroked, to 4". This is standard stroke for a 427, too. Also gives you 382CI on a stock bore LS1-6.
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Old Dec 8, 2010 | 08:29 PM
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Old Dec 8, 2010 | 09:00 PM
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LS1 382/383
LS2 402
LS3 416

Go for the LS3 416 will be a real TQ monster
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Old Dec 9, 2010 | 11:49 AM
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Bump

-Alex
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Old Dec 9, 2010 | 12:55 PM
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Might want to talk to the folks at 21st Century Muscle Car in Carrolton, TX. I had the following done there severals years ago and am very happy with the results!

LPE LS2 Stroker - 403 cid , HD A4 w/ 3.42, Yank/LPE 3200 TC, BBP Vortex Cold Air, 90mm Ported TB and FAST Intake, 1 7/8 Kook Long Tube Headers, B&B Tri Flow Exhaust
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Old Dec 9, 2010 | 04:12 PM
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Got a dyno sheet there Vector?

-Alex
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Old Dec 9, 2010 | 05:56 PM
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Originally Posted by AlexSmith
Got a dyno sheet there Vector?

-Alex
Yes, but my scanner is down - it showed 458 RWHP and, 438 RWTQ . I have the mildest of the three cams they can put in this setup. Not like some of the monster forced induction motors but strong and lots of torque - about 80% of maximum torque at 2500 RPM's.
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Old Dec 10, 2010 | 09:24 AM
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Very nice there! That's about the output of a C6ZO6. Do you remember what bottom end parts are in there?

-Alex
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Old Dec 10, 2010 | 09:37 AM
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• Callies 4.000" stroke forged steel crankshaft
• JE 4.005" forged aluminum pistons
• Manley 6.125" fully machined, 4340 forged steel connecting rods
• Computer balanced and blueprinted
• Lingenfelter CNC ported & polished LS2 cylinder heads
• 2.055" / 1.57" one piece stainless steel intake & exhaust valves
• Three angle valve job, hand blending of valve seats
• CC chambers, surface, set spring heights and assembly
• Heavy duty dual valve springs, titanium retainers, 10 degree locks, valve seals and HD pushrods
• 21 CMC hydraulic roller camshaft
• High volume oil pump assembly
• Ported & polished throttle body


Straight from their web page. And for the record the C6Z06's don't do well next to mine at the 1/4 mile track.
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Old Dec 10, 2010 | 12:50 PM
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"So much torque, the chassis twisted coming off the line."

Shameless F&F plug lol.

Anywho, man I love the setup you are running there. That's about exactly what I want. I am guessing this is a weekend toy correct?

How is it in traffic?
Can I ask how much that setup runs, plus the tune?
What's the maintenance like?
How many miles on that setup?

-Alex
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Old Dec 10, 2010 | 12:51 PM
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Also what transmission and rear end are you using?

-Alex
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Old Dec 10, 2010 | 01:27 PM
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Alex, you have a meesage.
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