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2020 Lifter Thread

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Old Sep 30, 2020 | 09:42 AM
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Default 2020 Lifter Thread

I've done a little bit of reading on here and I know this has been covered over the course of the years, but I figured I would ask anyway since data changes and longevity takes time to come fruition.

I have an 04 GTO with a stock LS1 with just over 100k. Motor is a little rough, the car was run very hard, but the compression is good and it runs well overall. I purchased a TSP Torquer V4 Cam and BTR .660 dual springs with steel retainers. Pushrods are TBA. The car will have a 3200 stall, and I plan to rev it to 6500 and eventually hit it with 100 shot.

I would like to purchase a new set of lifters because the ones in the engine are very noisy, and I believe they are worn out. I have read all the previous threads. I am not looking for something un-necessarily expensive. I will daily drive the car with occasional track use. It will see much lighter duty than it did with the previous owner. I would like to get 50k more miles out of the setup.

My question is which lifter to by and where to get it. I was considering the delphi's from SDPC, are there realistically any better options in the sub $250 range? How have these held up since 2011 and 2016?

Thank you for your input,

Dan
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Old Sep 30, 2020 | 09:58 AM
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Morel 6504's are decent for the money and will handle that rpm. That being said I don't think 6500 is enough rpm for that Cam.
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Old Sep 30, 2020 | 10:19 AM
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Originally Posted by kinglt-1
Morel 6504's are decent for the money and will handle that rpm. That being said I don't think 6500 is enough rpm for that Cam.
Yes... I have that TSP V4 and at 6500 it's still pulling. The limiter is set at 7000 and I'm sure it will rev well past that. I have the Morel 6504's also and they are much quieter than the "bulk" Delphi lifters I had on two previous camshafts. Checked PR length with a checker and tried two different PR lengths and could never get rid of the "sewing machine" noise with the Delphi's. WS6store has the Morels for $209 no tax free shipping.
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Old Sep 30, 2020 | 10:51 AM
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Definitely not any ls7 or stock lifter. Morels or Johnsons
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Old Sep 30, 2020 | 10:59 AM
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Here is a vid of the "sewing machine" noise with the Delphi lifters.

The sound cuts in and out with my GoPro but you can hear the valvetrain clatter

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Old Sep 30, 2020 | 06:06 PM
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Wow! I'm really happy I asked the question. I always like to use the search function first but I figured between 2016 and now, you guys would have more experience with them and there would be a "go to." I'm good with the morels, had link bars in the corvette in my avatar; they were great but this gto does not warrant them.

In regard to my abused ls1 with 115k miles... and this torquer v4 cam and bone stock 4l60e... I would think shifting at 6500 is pushing the limit... than again I see guys shifting 200k mile vortec 5.3s at 7000... thoughts?
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Old Sep 30, 2020 | 08:15 PM
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I went with the morel 6504 as well when I did my cam and head install. Tsp cam 227/234 duration, 600 lift, dual springs. They are quiet and no ticking or sewing machine noise.
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Old Sep 30, 2020 | 09:07 PM
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6500 is definitely not pushing the limit. I have a 2000 LS1 with the weaker rod bolts and I turn 7000 RPM every day. You have a 2004, spin it and don't worry about it.
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Old Sep 30, 2020 | 10:36 PM
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Ill order the morels. Thanks for the tips! Ill see if I have the guts to spin it to 7k after I put it all together.

Thanks!
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Old Sep 30, 2020 | 11:12 PM
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May need more converter and some gear for that cam
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Old Oct 1, 2020 | 07:18 AM
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Does anyone happen to know when the Johnson's will be available? Specifically the 2110 and 2110R'S. They seem to be out everywhere.
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Old Oct 1, 2020 | 10:48 PM
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Originally Posted by Bspeck82
May need more converter and some gear for that cam
The gear and converter I am not concerned about. I am running 3.55s and a 3200 stall in my Chevelle with a monster cam and its perfect
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Old Oct 1, 2020 | 11:47 PM
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Originally Posted by Danspeed1
The gear and converter I am not concerned about. I am running 3.55s and a 3200 stall in my Chevelle with a monster cam and its perfect
Different car, different trans and weight. There is a difference.
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