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Flex plate

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Old Nov 6, 2008 | 06:37 PM
  #1  
slow89's Avatar
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Joined: Jul 2006
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From: Fort worth Tx
Car: 89 irocz
Engine: 305
Transmission: 700R4
Axle/Gears: 373
Flex plate

im building a motor right now and dont know weither to get a 153 tooth or 168 tooth flex plate? the motor is just a little 355
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Old Nov 6, 2008 | 06:44 PM
  #2  
Viprklr's Avatar
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Joined: Feb 2002
Posts: 3,462
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From: N. Illinois
Car: 92 GTA/ 00 TA
Engine: 383/350
Transmission: 700R4/T-56
Re: Flex plate

153
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Old Nov 6, 2008 | 07:13 PM
  #3  
slow89's Avatar
Thread Starter
Junior Member
 
Joined: Jul 2006
Posts: 90
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From: Fort worth Tx
Car: 89 irocz
Engine: 305
Transmission: 700R4
Axle/Gears: 373
Re: Flex plate

just woundering but why woundent you want a 168tooth
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Old Nov 6, 2008 | 07:15 PM
  #4  
Apeiron's Avatar
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Joined: Jan 2000
Posts: 20,981
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: Flex plate

Stock these cars came with the 153. Later blocks are drilled for both the 153 and 168 tooth starters, but earlier blocks only have the holes for 168.
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Old Nov 6, 2008 | 07:22 PM
  #5  
slow89's Avatar
Thread Starter
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Joined: Jul 2006
Posts: 90
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From: Fort worth Tx
Car: 89 irocz
Engine: 305
Transmission: 700R4
Axle/Gears: 373
Re: Flex plate

Thanks for the help
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