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Trimming a four speed input shaft. #3051860 06/19/22 10:54 PM 06/19/22 10:54 PM
Joined: Mar 2004 Posts: 8,948 Harlan, Iowa 69CoronetRT OP master
69CoronetRT OP master Joined: Mar 2004 Posts: 8,948 Harlan, Iowa	I'd like to talk with someone that has experience in trimming the end a four speed input shaft. Does anyone have experience in doing this or can you recommend someone? Seeking: 1969 St. Louis plant VINs, SPD, and VONs. Over 2,000 thanks to you!

Re: Trimming a four speed input shaft. [Re: 69CoronetRT] #3051873 06/19/22 11:41 PM 06/19/22 11:41 PM
Joined: Dec 2007 Posts: 18,157 Mass DAYCLONA I Live Here
DAYCLONA I Live Here Joined: Dec 2007 Posts: 18,157 Mass	If the shaft is out you can trim/cut it on a lathe with carbide tooling, if it's still attached to the tranny and/or you want to "back yard" it, cut it/trim it using a hand grinder with a 1/16 inch thick, 4 1/2 inch diameter cut off wheel for steel/stainless as the surface is hardened, bevel the tip accordingly with a flap disc wheel with a hand grinder....easy peasy

Re: Trimming a four speed input shaft. [Re: DAYCLONA] #3051879 06/20/22 12:23 AM 06/20/22 12:23 AM
Joined: Feb 2003 Posts: 10,220 Someplace you aren't S SomeCarGuy I Live Here
SomeCarGuy I Live Here S Joined: Feb 2003 Posts: 10,220 Someplace you aren't	Hand grinder. Go slow and rework the bevel. I want my fair share

Re: Trimming a four speed input shaft. [Re: 69CoronetRT] #3052004 06/20/22 02:13 PM 06/20/22 02:13 PM
Joined: Jan 2003 Posts: 15,438 Omaha Ne T TJP I Live Here
TJP I Live Here T Joined: Jan 2003 Posts: 15,438 Omaha Ne	Air cut off tool. Tape off any openings in the trans if still assembled to keep debris out, Bevel tip with 4" flap disc. Putting a 4 speed in the Vert ? www.tandmautomotive-omaha.com

Re: Trimming a four speed input shaft. [Re: 69CoronetRT] #3052007 06/20/22 02:25 PM 06/20/22 02:25 PM
Joined: Aug 2003 Posts: 43,232 Bend,OR USA C Cab_Burge I Win
Cab_Burge I Win C Joined: Aug 2003 Posts: 43,232 Bend,OR USA	Why do you want to cut it off? Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)

Re: Trimming a four speed input shaft. [Re: Cab_Burge] #3052021 06/20/22 03:01 PM 06/20/22 03:01 PM
Joined: Jan 2003 Posts: 5,445 So Cal Sinitro master
Sinitro master Joined: Jan 2003 Posts: 5,445 So Cal	Originally Posted by Cab_Burge Why do you want to cut it off? Because his crank is from an auto trans car that is not drilled out... Just my $0.02...

Re: Trimming a four speed input shaft. [Re: Sinitro] #3052024 06/20/22 03:11 PM 06/20/22 03:11 PM
Joined: Feb 2003 Posts: 10,220 Someplace you aren't S SomeCarGuy I Live Here
SomeCarGuy I Live Here S Joined: Feb 2003 Posts: 10,220 Someplace you aren't	That’s the deal. Easier to cut an eight or less off the shaft and go to the roller pilot. I want my fair share

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