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ls7 dry to wet sump

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Old Jul 19, 2018 | 07:07 PM
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Default ls7 dry to wet sump

i read some threads. they seem to all favor compensating for the longer crank......my question is, i have my ls1 from my camaro. i would like to put a forged ls7 short block in it that has been disassembled, inspected, and new rings etc. it has a shorter crank already, and the dipstick has been drilled........i saw a windage tray needs to be modified........can all the parts i need to use be salvaged from my ls1 including the windage tray? i use an ls1/2/6 oil pump, fbody pan and balancer correct?
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Old Jul 20, 2018 | 05:40 AM
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It has a shorter crank already? And its a dry sump? You need wet oil pump, pickup tube, and use the oil pan and windage tray from your ls1. Its pretty simple. If it had the longer snout you would have to use a balancer spacer that puts the balancer farther down on the snout

Last edited by maroonls1z; Jul 20, 2018 at 05:47 AM.
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Old Jul 20, 2018 | 06:41 AM
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24 vs. 58 tooth reluctor on cranks
Knock sensor locations will be different, but can work
front cover on ls7 has cam sensor in it. Your LS1 has cam sensor in rear of block.
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Old Jul 20, 2018 | 02:05 PM
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It already has a 24 tooth and the short crank cause it was installed already but some stuff will be removed before I get it. So everything inside my oil pan can be bolted onto it without mods? Same with balancer and pump?
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Old Jul 20, 2018 | 06:56 PM
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I should have rephrased....

I'm considering buying an ls7 shortblock without front or rear covers. It has a 24T wheel on a shorter wet sump crank. I know that to get it to work in my 2000 camaro I will need to address the knock sensors, ls2 front cover.

what oiling needs do I need for this to work, and am I missing anything major

Last edited by Floorman279; Jul 22, 2018 at 12:54 PM. Reason: .....
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Old Jul 20, 2018 | 09:56 PM
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the dry sump cranks are all longer unless it was cut or machined down. I do know that scoggin dickeys sells a spacer that u add to the balancer (like $30) to use a long crank without dry sump. U can use a regular wet sump pan, windage tray, oil pump etc if converting over. there is a lot of good info on the net about this conversion. I think hot rod magazine has a write up on it.
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Old Jul 20, 2018 | 09:59 PM
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o yea to use a diff windage tray u may need to space it off the crank some to clear the throw. Trial and error!
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Old Jul 21, 2018 | 03:14 PM
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Originally Posted by brandon6.0
the dry sump cranks are all longer unless it was cut or machined down. I do know that scoggin dickeys sells a spacer that u add to the balancer (like $30) to use a long crank without dry sump. U can use a regular wet sump pan, windage tray, oil pump etc if converting over. there is a lot of good info on the net about this conversion. I think hot rod magazine has a write up on it.
im not technically doing a conversion as stated earlier. it already has a wet sump crank, im just wondering if all the guts inside an ls1 oil pan will work properly on a ls7 block
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Old Jul 21, 2018 | 07:04 PM
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If your going to use your f-body pan, I don’t see why the windage tray, and pickup would not work. You’ll have to space it down a little due to the 4” stroke crank. I’d call Improved Racing, and ask the pros. They help me with oil questions, and I use a lot of their stuff.
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Old Jul 21, 2018 | 08:01 PM
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Originally Posted by Che70velle
If your going to use your f-body pan, I don’t see why the windage tray, and pickup would not work. You’ll have to space it down a little due to the 4” stroke crank. I’d call Improved Racing, and ask the pros. They help me with oil questions, and I use a lot of their stuff.
will do thanks
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Old Jul 22, 2018 | 12:10 PM
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I did this, few washers on the windage tray would be what you need. The scogging dickey spacer has to have the external diameter machined down if you want to use is with an aftermarket balancer. Just fyi
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Old Jul 22, 2018 | 12:44 PM
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Yes, everything can be moved over if the ls7 crank was cut to LS snout length

You need to check windage tray to rods and add shims,easy stuff

You say that that crank was cut shorter then common ls snout length,then it would be made for a Jesel timing belt setup and a different balancer offset
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Old Jul 22, 2018 | 12:54 PM
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Originally Posted by RaceDevil
Yes, everything can be moved over if the ls7 crank was cut to LS snout length

You need to check windage tray to rods and add shims,easy stuff

You say that that crank was cut shorter then common ls snout length,then it would be made for a Jesel timing belt setup and a different balancer offset
it was never cut, it is an off the shelf wet sump crank. sorry if i confused you guys. when i say it has a shorter crank, i am meaning to say it has a wet sump crank
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Old Jul 22, 2018 | 12:55 PM
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i also noticed i accidentally did say shorter dry crank at 1 point.....i edited that post.
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Old Jul 22, 2018 | 02:39 PM
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Okay, making the swap is simple. Wet oil pump and pickup. Reuse or buy f-body windage and oil pan. Shim the windage down to clear the crank with washers. Then get the crank spacer. If you run an ATI pulley like me you have to get it machined to fit
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Old Jul 23, 2018 | 12:40 AM
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^^^ sounds easy enough!!
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Old Jul 23, 2018 | 08:42 AM
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Yah just make sure you pick the right timing sext to match your crank reluctor and your good to go. There is a article online about making the swap with pics http://www.superchevy.com/how-to/eng...-ls7-wet-sump/
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Old Jul 23, 2018 | 07:23 PM
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thanks for the link
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