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Flex plate holes bigger than torque converter bolts.

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Old Jul 23, 2019 | 03:18 PM
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Gompeh's Avatar
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Flex plate holes bigger than torque converter bolts.

Hi everyone, I have a lq4 truck engine that had a 4l80e on it when I bought it and I got the flex plate that came with it and I bought a new 4l80e from gearstar and the holes on my flex plate are a lot bigger than the torque converter bolts that I have. (I have a pair that came with the trans and a set of ARP bolts). Is this normal or do i need a new flexplate? The bead covers the holes on the flexplate but the holes just seem way big
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Old Jul 23, 2019 | 05:30 PM
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GeneralDisorder's Avatar
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From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
Re: Flex plate holes bigger than torque converter bolts.

Doesn't really matter as long as you use a proper flange bolt that will spread the load to the flexplate. Torque them to spec with blue Loctite.

GD
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Old Jul 23, 2019 | 07:02 PM
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Gompeh's Avatar
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Re: Flex plate holes bigger than torque converter bolts.

Awesome, thanks. My ARP bolts have a flange head and should do fine
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