EVO All Evo Model Discussion

Mainshaft

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Old Oct 2, 2023 | 02:47 AM
  #1  
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Default Mainshaft

Hello,

I’m new owner of an EVO Softail with below configuration:

· Frame is from 1998, Softail Heritage Classic,

· Engine is from 1987, coming from a Softail Custom,

· Gear box is 5 speed, but don’t know which year (considering that the engine was changed ..)

I want to install an BDL open belt primary, but I need to know if the MAINSHAFT is tapered or splined. I have found on the net that the MAINSHAFT was changed in `90 (tapered to splined).

Is there any method to find out if the MAINSHAFT is tapered or splined, w/o opening the primary?



Thanks

Marcel
 
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Old Oct 2, 2023 | 03:59 AM
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Personally I wouldnt waste money guessing. You will have to remove the clutch anyway to install the BDL kit so check it once and do it right I say
 
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Old Oct 2, 2023 | 05:48 AM
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Take the 3 screw clutch cover off and post a photo of what is in there. Unless it's an aftermarket clutch, that's all any of us would need to identify the main shaft.
 
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Old Oct 2, 2023 | 12:15 PM
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Yup ^ that. The clutch hubs look different.
 
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Old Oct 2, 2023 | 01:13 PM
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Post a pix and the guys will tell you what you have guess its a spline with the other late stuff almost noo one would use the early clutch
 
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Old Oct 2, 2023 | 01:32 PM
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pic 1 is early style
pic 2 is the later version


 
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Old Oct 3, 2023 | 01:36 AM
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Thank you guys, just made the picture ... I think the clutch is the early one. Does this mean that the gear box has the tapered shaft? .... I would have preferred it to be the splined shaft ...

 

Last edited by marcelm; Oct 3, 2023 at 01:38 AM.
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Old Oct 3, 2023 | 05:32 AM
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That is the early clutch, splined mainshaft.
 
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Old Oct 3, 2023 | 05:36 AM
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It's the tapered mainshaft. Dan must'a woke up before coffee
 
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Old Oct 3, 2023 | 06:55 AM
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Thanks,

Why Harley changed to splined? Are the tapered ones so bad?

Marcel
 
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