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Old Jan 28, 2008 | 06:04 PM
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Default LS2 flexplate

Part #12602448; going with a Yank converter and figured it would be a good idea to upgrade during the install. Is this a direct replacement for the stock LS1 flexplate? Any other things necessary like spacers or longer bolts? Search turns up very little info about the swap. TIA
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Old Jan 29, 2008 | 07:01 PM
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Anyone have info to share?
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Old Jan 29, 2008 | 07:34 PM
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same number of teeth to work with LS1 starter?
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Old Jan 29, 2008 | 08:12 PM
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I think they both have 168 teeth. They're also both 14". And that's about all I can find.

What I want to install is an LS2 flexplate and Yank converter with ARP TC and flexplate bolts. I want to know that all those parts are compatible before I tear into the trans, if possible.

Last edited by PSU 98; Jan 29, 2008 at 08:50 PM.
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Old Jan 29, 2008 | 10:00 PM
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honestly, i'd stick with what is tried and true, a TCI SFI flexplate, a little more but gets the job done nicely
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Old Jan 29, 2008 | 10:13 PM
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Have heard of various problems with the TCI. Since my car doesn't see much "abuse" I think the LS2 plate would be more than sufficient for it (still running the stock '02 flexplate), and at a decent price. I'm also one of the few that thinks GM engineers may even have some idea what they're doing
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Old Jan 29, 2008 | 10:29 PM
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well, as far as that goes you'd be fine with a 98-99 flexplate then.
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Old Jan 29, 2008 | 10:49 PM
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That's an option. I figure the LS2 plate is probably similar to the earlier design.

All the old part numbers I looked up were superceded by the LS2 part. I even found an old pic posted:

Last edited by PSU 98; Jan 29, 2008 at 11:18 PM.
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