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Cast crank Torque converter question #971730 04/12/11 12:24 AM 04/12/11 12:24 AM
Joined: Jun 2009 Posts: 659 Boise Idaho B Boise Chall OP mopar
Boise Chall OP mopar B Joined: Jun 2009 Posts: 659 Boise Idaho	I have a 75 440 HP with a cast crank it has 6 bolts on the back flex plate side if the crank. The dampner says for cast crank only. Do I need the torque converter with weights on it or without the weights?

Re: Cast crank Torque converter question [Re: Boise Chall] #971731 04/12/11 12:53 AM 04/12/11 12:53 AM
Joined: Feb 2010 Posts: 18,493 Granite Bay CA Kern Dog Striving for excellence
Kern Dog Striving for excellence Joined: Feb 2010 Posts: 18,493 Granite Bay CA	Definitely WITH the weights OR use a flywheel that is balanced, along with a neutral balance converter. B&M used to sell a 440 CAST crank flywheel that had a "crescent" cutout opposite of where the torque converter weights were. I'm not sure if it is still available.

Re: Cast crank Torque converter question [Re: Kern Dog] #971732 04/12/11 06:27 AM 04/12/11 06:27 AM
Joined: Dec 2009 Posts: 1,074 detroit, mi POS Dakota super stock
POS Dakota super stock Joined: Dec 2009 Posts: 1,074 detroit, mi	Quote: Definitely WITH the weights OR use a flywheel that is balanced, along with a neutral balance converter. B&M used to sell a 440 CAST crank flywheel that had a "crescent" cutout opposite of where the torque converter weights were. I'm not sure if it is still available. I'm pretty sure it is. I've recently seen them.

Re: Cast crank Torque converter question [Re: POS Dakota] #971733 04/12/11 07:10 AM 04/12/11 07:10 AM
Joined: Jan 2003 Posts: 25,200 Upper Midwest M MoparforLife Too Many Posts
MoparforLife Too Many Posts M Joined: Jan 2003 Posts: 25,200 Upper Midwest	You need a weighted converter with a cast crank. OR a use a weighted after market flex plate for cast crank shaft with a non weighted converter. But not both a cast shaft flex plate and a weighted converter.

Re: Cast crank Torque converter question [Re: Kern Dog] #971734 04/12/11 09:56 AM 04/12/11 09:56 AM
Joined: Jun 2009 Posts: 659 Boise Idaho B Boise Chall OP mopar
Boise Chall OP mopar B Joined: Jun 2009 Posts: 659 Boise Idaho	Thank you for the quick reply. I will let the guy building the tranny know.

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