833 OD ??????
#1330246
11/03/12 10:27 PM
11/03/12 10:27 PM
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Joined: Jan 2003
Posts: 1,481 Outside
thedriver
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Did 833 od's ever come with a cast iron tailhousing bolted to the aluminum main case from the factory??
1973 challenger Dana. 4 speed. Low deck.
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Re: 833 OD ??????
[Re: B5 Bee]
#1330248
11/03/12 11:03 PM
11/03/12 11:03 PM
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Joined: Jan 2003
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thedriver
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So would the iron tailhouse eliminate that problem where that bushing or whatever it was from getting wore out and causing the tailshaft to wobble in the housing?
1973 challenger Dana. 4 speed. Low deck.
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Re: 833 OD ??????
[Re: thedriver]
#1330249
11/03/12 11:09 PM
11/03/12 11:09 PM
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Joined: Nov 2003
Posts: 36,041 Lincoln Nebraska
RapidRobert
Circle Track
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Circle Track
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Posts: 36,041
Lincoln Nebraska
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I believe that is an aluminum case countershaft issue
live every 24 hour block of time like it's your last day on earth
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Re: 833 OD ??????
[Re: 340SHORTY]
#1330251
11/04/12 01:01 AM
11/04/12 01:01 AM
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thedriver
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Ok thanks. Would you guys put one of these behind a 408? What's a machinist charge to fix the floating countershaft issue/bearing retainer to work with my sb?
1973 challenger Dana. 4 speed. Low deck.
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Re: 833 OD ??????
[Re: thedriver]
#1330252
11/04/12 01:54 AM
11/04/12 01:54 AM
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Joined: Jan 2003
Posts: 27,468 So Cal
autoxcuda
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Quote:
Ok thanks. Would you guys put one of these behind a 408? What's a machinist charge to fix the floating countershaft issue/bearing retainer to work with my sb?
I think they have a 3.09 1st "granny" low gear. And it's a 3 speed trans that has an overdrive. The gear spreads are large. A 4" stroker doesn't need a low 1st gear.
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Re: 833 OD ??????
[Re: autoxcuda]
#1330256
11/04/12 04:16 AM
11/04/12 04:16 AM
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Joined: Dec 2003
Posts: 16,844 Phoenix - surface of the sun
nomore65BelvJim
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Quote:
I think they have a 3.09 1st "granny" low gear. And it's a 3 speed trans that has an overdrive. The gear spreads are large. A 4" stroker doesn't need a low 1st gear.
Not to pick nits, but since it has 4 forward gears it is a 4 speed transmission. 3rd is 1 to 1 and 4th is either .73 or .71 to 1.
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Re: 833 OD ??????
[Re: nomore65BelvJim]
#1330257
11/04/12 01:47 PM
11/04/12 01:47 PM
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Joined: Feb 2003
Posts: 21,318 Manitoba, Canada
DaytonaTurbo
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Quote:
Quote:
I think they have a 3.09 1st "granny" low gear. And it's a 3 speed trans that has an overdrive. The gear spreads are large. A 4" stroker doesn't need a low 1st gear.
Not to pick nits, but since it has 4 forward gears it is a 4 speed transmission. 3rd is 1 to 1 and 4th is either .73 or .71 to 1.
And to nitpick even further, in the OD 833, they swapped 3rd and 4th gears around inside the transmission so you could say 3rd gear is .71 or .73 and 4th gear is 1:1 Although if you flip the 3-4 shift lever updside down on the trans, you can retain the normal shift pattern instead of the wonky one the OD 833 vehicles had stock.
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Re: 833 OD ??????
[Re: DaytonaTurbo]
#1330258
11/04/12 01:53 PM
11/04/12 01:53 PM
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Joined: Nov 2003
Posts: 36,041 Lincoln Nebraska
RapidRobert
Circle Track
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Circle Track
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Lincoln Nebraska
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I had one behind a stock 360 in a 64 dart & as Frankenduster said the spread between 2 of the gears was terrible even in a DD
live every 24 hour block of time like it's your last day on earth
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Re: 833 OD ??????
[Re: DaytonaTurbo]
#1330259
11/04/12 01:56 PM
11/04/12 01:56 PM
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Joined: Jan 2003
Posts: 1,481 Outside
thedriver
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Is the passon setup the same way with 3rd and 4th flipped around like that inside?
I didn't realize the od's had a different pattern on the shifter?!
1973 challenger Dana. 4 speed. Low deck.
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Re: 833 OD ??????
[Re: thedriver]
#1330260
11/04/12 04:45 PM
11/04/12 04:45 PM
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Joined: Aug 2003
Posts: 12,291 Kent, Wa
340SHORTY
Truck Nut
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Truck Nut
Joined: Aug 2003
Posts: 12,291
Kent, Wa
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To the non supporters of the OD833. I say bullcrap. Ive had 1 in my 81 shorty PU for years. Its behind a 340 with a 268/272 .450/.455 cam with a 6 pac on top. Out back is a set of 3.91s with 275/60/15s. I love the OD833. I can cruse around town and theres not much that can beat me from stop light to stop light. Out on the highway the mileage is great. I As I dont tow anything with my crewcab longbox dually Im considering changing the NP435 out and install my spare OD833 in its place.. get better mileage out of my 340 than I did when I bought the truck with the factory /6 in it....
I am truckless..
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Re: 833 OD ??????
[Re: thedriver]
#1330261
11/04/12 06:30 PM
11/04/12 06:30 PM
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Joined: Feb 2003
Posts: 21,318 Manitoba, Canada
DaytonaTurbo
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Quote:
Is the passon setup the same way with 3rd and 4th flipped around like that inside?
No, the passon is a totally new gear set.
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Re: 833 OD ??????
[Re: thedriver]
#1330262
11/04/12 07:50 PM
11/04/12 07:50 PM
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Joined: Aug 2003
Posts: 43,218 Bend,OR USA
Cab_Burge
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I Win
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Posts: 43,218
Bend,OR USA
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Quote:
I didn't realize the od's had a different pattern on the shifter?!
The 833 O.D doesn't have a different shift pattern in it, the shift arms are reverse on the 3-4 gear selector so the shift patter stays the same,1-2,2-3,3(direct)-4(O.D.) not backwards or upside down I have several NP 833 O.D., one out of a F or A body and one out of a van, same or similar to the B-E bodys I'm told. I'm planning on using the short tailshaft trans in my 1969 Dart GTS 383 4 speed car
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
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Re: 833 OD ??????
[Re: Cab_Burge]
#1330263
11/05/12 09:32 AM
11/05/12 09:32 AM
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Joined: Jan 2003
Posts: 16,123 Grand Haven, MI
patrick
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Grand Haven, MI
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Quote:
Quote:
I didn't realize the od's had a different pattern on the shifter?!
The 833 O.D doesn't have a different shift pattern in it, the shift arms are reverse on the 3-4 gear selector so the shift patter stays the same,1-2,2-3,3(direct)-4(O.D.) not backwards or upside down I have several NP 833 O.D., one out of a F or A body and one out of a van, same or similar to the B-E bodys I'm told. I'm planning on using the short tailshaft trans in my 1969 Dart GTS 383 4 speed car
yup....the lever was flipped at the factory, so you had 1-2-DIRECT-OD
gear ratios are 3.09 1st, 1.67 2nd, 1.00 3rd .73 4th
it's a nice spread (about the same as a GM TH700R4) if you build an engine with a nice flat torque curve, it would work great with the A833OD. with that gear spread and the low first gear, a 3.23 or 3.55 is an ideal rear end ratio, which nets you a 10:1 to 11:1 overall first gear ratio, and a 2.36-2.59 4th gear ratio (which yields a 2000-2250 RPM cruise at 70mph with 27" tall tires like 255/60R15's)
but you have to plan for the gear spread. for me, that means slightly shorter duration, wider LSA cam, which sacrafices a bit of peak torque for a flatter torque curve where hopefully 90% of peak torque is available from say 2000-5000 RPM....
I have one from the factory in my slant 6 duster with 3.23's and 25" tall tires. great tranny, gear spread doesn't bother me. would be an awesome tranny behind a mild magnum headed 318 or 360, or even a stockish 5.7L hemi. mine is an early tranny, full cast iron case.
Last edited by patrick; 11/05/12 09:34 AM.
1976 Spinnaker White Plymouth Duster, /6 A833OD 1986 Silver/Twilight Blue Chrysler 5th Ave HotRod **SOLD!*** 2011 Toxic Orange Dodge Charger R/T 2017 Grand Cherokee Overland 2014 Jeep Cherokee Latitude (holy crap, my daughter is driving)
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