electronic ignition?
- wilfreeman
- Jeep Legend

- Posts: 1079
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- Location: Richburg, SC
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Have you seen any explanation of how to modify the rotor Wes (or anyone else that has done it)? The threads that I read stopped short of this. She is running a lot smoother already, but getting it done right would be great!
Also, while I was in there, I discovered that the weights were sticky, the shaft was a little sticky (from varnish or old oil) and the points were bad. And when I pulled the coil out there was oil in the housing, so it might have a hole in it. I replaced it with a spare that I had.
Also, while I was in there, I discovered that the weights were sticky, the shaft was a little sticky (from varnish or old oil) and the points were bad. And when I pulled the coil out there was oil in the housing, so it might have a hole in it. I replaced it with a spare that I had.
Matt
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
- wesk
- Site Administrator

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- Location: Wisconsin
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In Erik's earliest explanation he described a window mod and I don't seem to be able to find it yet.
Wes K
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
- wilfreeman
- Jeep Legend

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Hi Wes,
I read back through the pages I had bookmarked but also didn't find it. So I emailed Erik and asked if he could explain. I will update here if he can remember (and I successfully complete the mod).
I read back through the pages I had bookmarked but also didn't find it. So I emailed Erik and asked if he could explain. I will update here if he can remember (and I successfully complete the mod).
Matt
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
- wesk
- Site Administrator

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- Location: Wisconsin
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I also emailed him a couple of hours ago.
Wes K
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
- wilfreeman
- Jeep Legend

- Posts: 1079
- Joined: Sun Mar 12, 2006 6:00 pm
- Location: Richburg, SC
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Here's the video that I recorded. It is NOT a professional video. It does not show everything - just the main points of the conversion. It was shot with my phone, but is ok.
http://www.youtube.com/watch?v=t4XAcYvVJQs
http://www.youtube.com/watch?v=t4XAcYvVJQs
Matt
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
- wilfreeman
- Jeep Legend

- Posts: 1079
- Joined: Sun Mar 12, 2006 6:00 pm
- Location: Richburg, SC
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I got my starter fixed and set my timing. She runs a lot smoother, but still not perfect. I think I will need to cut the rotor if I can find out how. She also has more power, but that is more than likely due to the points being worn out/not set right. She runs good enough for now, but like Wes said - will run better with the rotor cut right.
I'll keep this post (and my video) alive and updated until we all get a good understanding about the conversion.
I'll keep this post (and my video) alive and updated until we all get a good understanding about the conversion.
Matt
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
- maeserik
- Active Member

- Posts: 226
- Joined: Tue Jun 13, 2006 6:00 pm
- Location: Wijnegem Belgium Europe
- Contact:
Here are a few pics from july 2007, the module still works 6 years !ine:
first pic, testing ( sorry for using temprarely tape..)

second pic, installed !

After instaliling the kit, i never touched anything !
Every year new engineoil, and lubricating all moving parts, thats all.
Erik, a hapy jeeper
first pic, testing ( sorry for using temprarely tape..)

second pic, installed !

After instaliling the kit, i never touched anything !
Every year new engineoil, and lubricating all moving parts, thats all.
Erik, a hapy jeeper
1942 GPW 71336 my son's jeep restored now
1951 M38 MC11891
1953 VW beetle (genuine german Käfer )
1957 fantastic wife
http://www.surfacezero.com/g503/showgal ... p?cat=1865
and this webside
1951 M38 MC11891
1953 VW beetle (genuine german Käfer )
1957 fantastic wife
http://www.surfacezero.com/g503/showgal ... p?cat=1865
and this webside
- wesk
- Site Administrator

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- Location: Wisconsin
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Erik,
Then you never had to cut any material from the rotor skirt area?
The new slot in the housing solved all issues with the opposite rotor rotation between the M151 and M38?
Then you never had to cut any material from the rotor skirt area?
The new slot in the housing solved all issues with the opposite rotor rotation between the M151 and M38?
Wes K
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
- Bill_F
- Jeep Enthusiast

- Posts: 891
- Joined: Sat Apr 16, 2005 6:00 pm
- Location: New Hampshire
- wilfreeman
- Jeep Legend

- Posts: 1079
- Joined: Sun Mar 12, 2006 6:00 pm
- Location: Richburg, SC
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I think they said the early version was a drop in - no mods needed
Matt
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
1953 M38a1
1964 USMC M38a1
'51 USMC M100 trailer, '54 M100 trailer, '90 M101a1 trailer
Http://wilfreeman.wordpress.com (M38a1 build blog)
http://m38a1usmc.wordpress.com (USMC M38a1 rebuild blog)
- wesk
- Site Administrator

- Posts: 16467
- Joined: Sun Apr 03, 2005 6:00 pm
- Location: Wisconsin
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Bill,
The early Prestolite unit comes with a new cam/flyweight mount so there's should be nothing else to do. I have heard it mentioned over the years that it was a painless switch but never heard anyone describe the switch.
The early Prestolite unit comes with a new cam/flyweight mount so there's should be nothing else to do. I have heard it mentioned over the years that it was a painless switch but never heard anyone describe the switch.
Wes K
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
- Bill_F
- Jeep Enthusiast

- Posts: 891
- Joined: Sat Apr 16, 2005 6:00 pm
- Location: New Hampshire
- wesk
- Site Administrator

- Posts: 16467
- Joined: Sun Apr 03, 2005 6:00 pm
- Location: Wisconsin
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The cam assy upper right goes on the drive shaft plate two ways.

In this photo the flat drive tip at the bottom of each distributor is oriented the same way. Thus the rotor flat at the top of the shats face the same way. The cam flats are 45 degrees away from each other. So this may mean you may have to re-orient the cam assy in the M38 distributor as Erik did with the Swiss controls kit.
Wes K
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
45 MB, 51 M38, 54 M37, 66 M101A1, 60 CJ5, 76 DJ5D, 47Bantam T3-C & 5? M100
Mjeeps photo album: http://www.willysmjeeps.com/v2/modules. ... _album.php
- Bill_F
- Jeep Enthusiast

- Posts: 891
- Joined: Sat Apr 16, 2005 6:00 pm
- Location: New Hampshire
- maeserik
- Active Member

- Posts: 226
- Joined: Tue Jun 13, 2006 6:00 pm
- Location: Wijnegem Belgium Europe
- Contact:
I only made a small 'cut out' in the distributiorhousing, no changes at the rotor however. The distributor in the m38 turns counterclock, in the m151 clockwise, as i read in prevouis posts on the M151 forums. Therefore I had to realign the sensor/solidstate unit 45 degrees to use the exact gap in the rotor to fire the exact moment.
Erik
Erik
1942 GPW 71336 my son's jeep restored now
1951 M38 MC11891
1953 VW beetle (genuine german Käfer )
1957 fantastic wife
http://www.surfacezero.com/g503/showgal ... p?cat=1865
and this webside
1951 M38 MC11891
1953 VW beetle (genuine german Käfer )
1957 fantastic wife
http://www.surfacezero.com/g503/showgal ... p?cat=1865
and this webside