Generation III Internal Engine 1997-2006 LS1 | LS6
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View Poll Results: Which cam only ?
MS4
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Tick Performance Polluter V2 stage 3
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Need help on cam only decision 01 SS m6

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Old Nov 5, 2015 | 01:52 PM
  #21  
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Originally Posted by Felix C
Stock LS1 with exhaust and 4.57gears..... no upgraded rod bolts? I think you will run out of safe rpms with 4.57s and strong camshaft that makes power up top.
tick wanted me to run 4.86s my tuner wants me to run 4.57s. Im running a 26.3" tire so it brings the gearing down a little. plus we rev my boys to 7k no problem.
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Old Nov 6, 2015 | 06:42 AM
  #22  
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https://ls1tech.com/forums/generatio...max-rpm-s.html

https://ls1tech.com/forums/generatio...nd-search.html
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Old Nov 6, 2015 | 08:14 AM
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thanks remember seeing that somewhere on here.

right now I rev to 6500 but have been shifting at 6200 thats where i was getting my best times...

these 3 cams seem to make power up to 6800 anyway no need rev higher than that
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Old Nov 7, 2015 | 09:58 PM
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Originally Posted by thunderstruck507
If you are leaning towards the Trex cam call Geoff at EPS since he is the one who designed it (or so I've read numerous times) and let him spec you something similar but better.
how do I get in touch with him ? and are the "t-rex v2" cams that are being sold currently old stock or the t-rex being created by him ?
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Old Nov 8, 2015 | 04:10 PM
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I think that I will upgrade my injectors as well... Ive heard from a couple of people to run an LS3 injector
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Old Nov 8, 2015 | 05:54 PM
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I'd go with an EPS 236/248 110... I believe Geoff prefers it to the T-Rex.

I'd run the FAST 36lbs... they are GM ASA Bosch injectors. They tune amazing and will support the power for heads/cam.
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Old Nov 8, 2015 | 07:55 PM
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I was actually looking around more and I kind of like the specs that I see on the tick performance SNS stage 3 - Standard Lobes: 235/243 | .62x"/.62x" | LSA111+2
-ls2 timing chain
-btr .660 dual valve spring
-7.4 hardened pushrod
-Blueprinted & Ported "LS6" oil pump
- ls3 or similar injector (need to look into this more)

also will be doing the rear first. very torn between 4.11 and 4.57 gears now. one of the original cams I was going to go with they recommended 4.86 gears but I definitely dont want to go higher than 4.57

Last edited by 6spdg37s; Nov 8, 2015 at 08:04 PM.
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Old Nov 8, 2015 | 10:45 PM
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LS3 injectors require a spacer to run in your rail. They are a 33mm long injector. You have 60mm injectors in your car.

I would get the ASA/Bosch 36lbs, which are 60mm long. The LS3 injectors are only 39lbs.

I have a very similar cam to the SNS Stg 3. EPS 234/242 111+3. It's a good profile for a 346. If you're running stock heads, I'd extend out the exhaust to 246... Geoff @ EPS has that as a "shelf cam" the 234/246 because it makes more topend power.
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Old Nov 9, 2015 | 07:27 AM
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Originally Posted by JakeFusion
LS3 injectors require a spacer to run in your rail. They are a 33mm long injector. You have 60mm injectors in your car.

I would get the ASA/Bosch 36lbs, which are 60mm long. The LS3 injectors are only 39lbs.

I have a very similar cam to the SNS Stg 3. EPS 234/242 111+3. It's a good profile for a 346. If you're running stock heads, I'd extend out the exhaust to 246... Geoff @ EPS has that as a "shelf cam" the 234/246 because it makes more topend power.
what are the stock injectors in our cars flow?
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Old Nov 9, 2015 | 10:15 AM
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stock 98 & 99 injectors flow about 26 , 01 & 02 flow about 28. if that helps.
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Old Nov 9, 2015 | 10:25 AM
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T Rex should be fun with all the supporting mods. You will most likely be unhappy without them lol.
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Old Nov 9, 2015 | 03:28 PM
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If you go with the Polluter V.2, I'd recommend the 4.57's over the 4.11's. Honestly all of the cams you mentioned will prefer the 4.57 to the 4.11's.

6 speeds have inherently large shift extensions and drop a lot of RPM on each shift. The 4.57 gears will really help keep that RPM up which you'll need with a big cam like that.

The V.2 Polluter was one of the first cams I designed when I went to work for Tick. You'll like it.
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Old Nov 9, 2015 | 06:00 PM
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Originally Posted by Martin Smallwood
If you go with the Polluter V.2, I'd recommend the 4.57's over the 4.11's. Honestly all of the cams you mentioned will prefer the 4.57 to the 4.11's.

6 speeds have inherently large shift extensions and drop a lot of RPM on each shift. The 4.57 gears will really help keep that RPM up which you'll need with a big cam like that.

The V.2 Polluter was one of the first cams I designed when I went to work for Tick. You'll like it.
whats your opinion on the SNS stage 3 I like that its peak power band ends a little lower RPM than the v2
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Old Nov 9, 2015 | 06:40 PM
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The SNS Stage 3 IMO is the best all around "max effort" type cam for a stock compression LS1 or LS6.

It has a much more optimal intake valve closing event for lower compression engines, so it makes more torque at lower engine speeds than the larger cams with later intake closing events.

Its EVO event is a perfect compromise of bottom end/midrange torque and being early enough for high RPM exhaust gas evacuation.

It really is an awesome all around cam.

I will soon have my own line of camshafts out, some will be upgraded versions of the cams I designed while I was at Tick, some will be brand new. They will be out soon, so keep an eye out!
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Old Nov 9, 2015 | 08:01 PM
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Since I decided I don't want to change the rod bolts out to rev higher I am going to go with the SNS stage 2 cam which has slightly smaller specs. This will be paired with a ford 9" 35 spline spool with 4.57 gears. Hoping to start this after the holidays and bang it out in a few weekends to be ready for spring time track
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Old Nov 9, 2015 | 08:08 PM
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You won't have to change the rod bolts to rev higher. I wouldn't recommend changing the rod bolts out in the first place.

You also really don't need 4.57 gears for the SNS Stage 2.
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Old Nov 9, 2015 | 08:14 PM
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Originally Posted by Martin Smallwood
You won't have to change the rod bolts to rev higher. I wouldn't recommend changing the rod bolts out in the first place.

You also really don't need 4.57 gears for the SNS Stage 2.
dont you think I will run better 1/4 mile times with the 4.57 over the 4.11 ?
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Old Nov 9, 2015 | 08:38 PM
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Most likely yes, but it's not required. When I designed the SNS Stage 2, I mainly designed it for street car cars that wanted the sound of a bigger cam, but without losing bottom end torque and without having horrible driving manners.

I just feel like a cam of that size is a mis-match with a 4.57 rear gear when you could be running a bigger cam like the cams you mentioned previously to take advantage of the gear.
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Old Nov 17, 2015 | 08:52 PM
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did some more calculations on tires and ratios and going to do a 4.30 gear
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Old Dec 4, 2015 | 10:20 PM
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what size injector should I go up to ? was thinking a 42lb/hr @ 58 psi ? so like a ls3/7 injector ?
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