Belt Change / Valve Adjustment / Electromotive Install | Page 4 | FerrariChat

Belt Change / Valve Adjustment / Electromotive Install

Discussion in '308/328' started by jimshadow, Jul 12, 2008.

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  1. jimshadow

    jimshadow F1 Veteran
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    #76 jimshadow, Aug 28, 2008
    Last edited by a moderator: Sep 7, 2017
    Worked on 2 different things last night. First I started to put the dog drives back on the cam ends. This requires putting on the mounting plates for the distributor, or in my case the blanking plate since I'm ditching mine. Well, as luck would have it, I did not get the correct distributor drive seal. The one that I got is for a different dist. drive. I have the old style dog drive which requires a 40x56x8 seal which has a larger opening. (see pic)

    So, once I got that figures out, I moved on to the Electromotive. The first thing I did was mount the trigger wheel. Nick said that it would be snug....this thing is TIGHT! I had to gently tap it with a rubber hammer (after cleaning the surface) to get it to slide all the way on. There is no way this thing is going to move!

    I then put on my rear belt cover and marked the place where the magnetic sensor will be located. I'll pick up a pair of nuts/bolts and I'll drill/tap the cover tonight. More pics then...

    The last pic is of the front bank dist. mount plate. You can see where oil ran down behind it pooled. This was the source of my oil leak. When I pulled the drive seal it was soaked in oil...everywhere. The rear bank was dry on the dist. side.

    JIM
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  2. md88plt

    md88plt Karting
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    Jim thank you for your post and great pictures.

    Why do you have to lock the cam pulleys in place?

    Are there any tdc marks for the cam pulleys to be aligned to? Thxs
     
  3. jimshadow

    jimshadow F1 Veteran
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    On a 2V motor it is not absolutely necessary to lock the cams in place to do a valve adjustment, however, the extra measure gave me a little peace of mind.
    Look at post #33 in this thread and there is a picture if the cam reference marks. Mine line up perfectly with TDC, not all will though for various reasons.

    JIM
     
  4. jimshadow

    jimshadow F1 Veteran
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    #79 jimshadow, Aug 28, 2008
    Last edited by a moderator: Sep 7, 2017
    Got more done tonight. Earlier this week I had the mounting plate made up for the coil paks. This was made from a single sheet of 6160 Aluminum with a 90deg. bend. The GT4 has a different mounting arrangement for the OE coils from what I can tell by looking at other Electromotive installations, so this is what I came up with for my car :) Unfortunately the mounting bolts that I picked up were too short, so back to the hdw store tomorrow for a couple more. (some short ones were mixed in the bin and I didn't check....DOH!)
    I also drilled the holes for the magnetic sensor mount and secured that to the belt cover. That is about as far as I got tonight. Saturday I'll start wiring this baby up! My goal is to have the car started by Monday.

    JIM
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  5. jimshadow

    jimshadow F1 Veteran
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    #80 jimshadow, Sep 1, 2008
    Last edited by a moderator: Sep 7, 2017
    The motor is mostly put back together with the excetion of the airbox and front belt cover which I'm leaving for for now for a reason.
    Tonight I did more wiring for the Electromotive and am in the process of deciding where to mount the XDI/Tach Box and Relays.
    The toothed wheel is secured in place and the sensor is properly placed. Tomorrow I'll be doing the hard wiring of the system. Hopefully I'll be starting this beast by the end of the day. :)

    JIM
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  6. jimshadow

    jimshadow F1 Veteran
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    #81 jimshadow, Sep 2, 2008
    Last edited by a moderator: Sep 7, 2017
    My goal was to have the car running by yesterday and I fell just a bit short. My Wife has to work every Labor Day for the MDA Telethon, so that means I have to entertain the kids all weekend. Several parties broke out in my garage so needless to say not as much got accomplished as intended. I should have the car running by the weekend, however!

    I ran the wiring harnesses for the coil packs thorough an existing hole in from the engine bay to the trunk. From there I laid out all my wiring and really took my time to understand where each wire goes. You really have to take time in this step because you have to finish the main wiring harness that goes into the XDI unit. A mistake can be very frustrating!

    I decided to mount the XDI, tach box and fuse blocks in the trunk. It gets warm back there, but nothing like the motor. If after running the car around a bit it seems too warm back there, then I'll tap off of a power wire and mount up a cooling fan. Everything is tucked nicely out of the way and I have a bunch of conduit to hide the wires after I'm done, so unless you are peeking in the corner of my trunk, you won't notice much.

    All I have to do from here is wire the tach, run a power wire from either the starter or battery and then make my plug wires. I'm getting close! I need to get this finished so I can do some driving before the 622 mile trip to Tunica. :)

    JIM
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  7. blainewest

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    Jim, I mounted my xdi control box in the engine bay in the very back of the left rear corner. Never had any problems so I doubt you'll have any issues with heat in the trunk. Looks great by the way. Good work.
     
  8. blainewest

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    This was a part of the job I was really dreading...threading a power wire from the battery to the rear of the car. It turned out to be pretty easy. I went to a local auto/tractor/hardware parts store and bought snake like cable that I think is called a "fish" or something. It is a stiff wire that acts sort of like a sewer snake only it has a hook on the end. I removed the lower valence under the radiator and fished this snake thing through the existing tubular conduit which runs above the panels on the underside of the car from back to front of course. Then I attached the wire to the fish at the front by bending it back on itself and duct taping the wire ends together then pulled the snake thing backwards and it came through really well. All in all, except for buying this tool, it may have taken an hour or so. Hope this helpsGood luck
     
  9. jimshadow

    jimshadow F1 Veteran
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    Thanks Blaine! I decided to put the car on its side (so to speak) and run the 12v power from the starter. Nick says that this is a 2nd choice for the 12v power. I connected the power and verified that I do have 12v running through that wire.

    I was absolutely dreading running from the front. My car is in the garage at an angle and its pretty tough to access the panel up front. The car is very close to my workbench. :(

    JIM
     
  10. Birdman

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    Jim,
    Looking good and you are almost there! Take your time making the plug wires....that's where I screwed up. I was in the home stretch and I rushed that job and had a bad wire which caused week of annoyance. Heat the ends in hot water to make them more pliable...that will ease getting the wire into them without breaking the conductor.

    Birdman
     
  11. jimshadow

    jimshadow F1 Veteran
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    Did you run the wire through the ends first or did you put on the metal clip and then push it into the connector? I was thinking of doing it the latter way...seems easier and less likely to break anything that way.

    Unfortunately I forgot that I needed a special crimping tool to do these wires...DOH! I'll pick that up today and hopefully with any luck, I'll have a running GT4 tonight. :)

    JIM
     
  12. Artvonne

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    I truly hope all that ignition stuff works out better for you guys than it did on either of my cars. I went back to points.
     
  13. jimshadow

    jimshadow F1 Veteran
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    Paul,

    What electronics did you try and what prompted you to go back. I'm curious.

    Jim
     
  14. Irishman

    Irishman F1 Rookie

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    One the 2V carb cars you can just cap off the distributor housing, right? I am trying to remember but I thought I recall the end of my cam being closed.

    Or, am I off here and there is additional fabrication to be done to remove the distributor permanently?

    Seamus
     
  15. Irishman

    Irishman F1 Rookie

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    Yes I am lazy. I think? I found the answer:

    Going back to post #7, I would like to review and correct something I said that is not quite accurate. The end of the cam where the distributor plugs in is not actually the end of the cam. In looking at the exploded diagrams, this piece is actually pinned into the end of the cam. If you were to pull the cam covers, you could unpin this piece, and then actually plug the cam end. Kermits's plugs would probably fit there, and that's where it must be designed to go. The only thing this would gain you is that the distributor end of the cam would no longer protrude through the cam seal and you could eliminate one more piece of stuff (the plate that holds the cam seal which is between the distributor and the head). But you would still need to block off the hole where the distributor went because, cam-end sealed or not, oil would get in that area from the head. So it seems easier to leave the end that drives the distributor pinned in place, leave the cam seal, and put the plate on the end. In this case, if the cam seal has integrity, the plate on the end is only a dust cover. It doesn't need to keep oil in, because it can't get past the cam seal. (I still used a gasket anyway).

    If the cam seal were to leak, it can't get out anyway.


    (from the Birdman electromotive install thread)

    Again, I am having trouble recalling from my time "in there" but I think with the "distributor to cam" seal and bracket in place all I have to do is gasket and cover where the distributor would go (again '78 2V carb 308).

    Seamus
     
  16. Pizzaman Chris

    Pizzaman Chris F1 Rookie

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    Jim,

    The yellow one, that you had mentioned, was the power right?

    What's this "other power" line that you will be connecting to the starter for?
     
  17. jimshadow

    jimshadow F1 Veteran
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    Chris,

    There are 2 power wires that are run to the Electromotive system. One is switched power (Yellow OEM wire) and the other is a new wire that you run from either the battery (preferred) or from the starter. This runs to one side of the relays. Once you see the instructions and read them thoroughly it will all make sense. It helps to have someone of decent knowledge to look it over with you as well. (I had my neighbor who is a jet mechanic.:) )

    jIM
     
  18. jimshadow

    jimshadow F1 Veteran
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    I have a running GT4 again!!!!!!!!!!!!!!!!!!!!!!

    I made all of my plug wires up tonight, routed them and finished off the little odds and ends of the wiring (wire ties, etc...) and she fired right up! I left the belt covers off to watch the belts go 'round and everythign is OK! Also, that noise that started this whole project is not there at the moment. I only let the car run a few mintues, but she fired up immediately and settled to a perfect idle. I'm very impressed so far, but there is more to do. Pics tomorrow.

    JIM
     
  19. Pizzaman Chris

    Pizzaman Chris F1 Rookie

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    #94 Pizzaman Chris, Sep 4, 2008
    Last edited: Sep 4, 2008
    Excellent news Jim!
     
  20. Artvonne

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    Its just a lifetime of dealing with cars that quit and leave you stranded far from home, or run like crap and make it difficult to diagnose. I've never been stranded with a points car due to an ignition problem, and I would trust my life to a points ignition system over anything else short of a magneto. When a friends 308 stranded us nearly 300 miles from home on a sunday afternoon after one of the the Dioplex failed, I started rethinking what I really want out of my car. And I really just want it to make it back home under its own power, thats gotta be about the most important aspect for me. If it cant do that, if i cant have any confidence in it, I dont want it. It took him several trips back and forth to get his car going, and a LOT of money in parts. I decided I would rather accept the increased maintainance with the belief the car would not strand me due to an ignition failure. All the promises of faster starts, more power or better fuel economy are rather moot when you sitting by the side of the road waiting for a wrecker. Besides, I never seen a set of points I couldnt get working again with only a screwdriver.

    I believe Ferrari was quoted as once saying something to the effect, that you have to be able to finish the race before you can think about winning.
     
  21. Birdman

    Birdman F1 Veteran

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    Whoa Paul....that's dreaming big!! ;)
     
  22. Artvonne

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    I dont believe so. Having exposed myself to the brass antique cars which are all 1915 and older, all completely original, and having witnessed these vehicles, some over 100 years old make cross country and round the world journeys over 1000's of miles without major failure, I am convinced the same is more than possible with any old carbed Ferrari. I recall some years ago a vintage V-12 Ferrari that was driven cross country to California and sat on the lawn at Pebble Beach with bugs all over it. Some years back there was an around the world event that drew many cars from different eras. One gentleman from Germany brought a 1926 Bentley and it went around the world without any major failure. Of the more than 5000 victories Enzo Ferrari's cars won in motor sports, the vast majority of those cars took the checkered flag running Magnetti Marelli ignition virtually identical to those in use in the 308. If you take a hard honest look at these cars and analyse what componenets and systems of them are prone to failure, the answer is primarily the ignition. The mechanical parts of the 308 are very robust. Once again, anything thats going to fail will normally warn you far in advance. A leaky water pump, issues with overheating, a nasty oil leak, or some odd noise thats been getting louder, those are all signals of an impending failure. Unless your dumb enough to intentionally leave home with an unresolved issue, these cars will hang together for a good long while. And I am convinced the 308 not only has better equipment than any 100 year old antique, is also just as well built as any 50's racing Ferrari. And if you take the time to sort it out well before rolling away from home you will have very good reliability.

    Points ignition rarely fails suddenly, and can always be forced back into operation with usually nothing more than a screwdriver. Why would I want to rip that out and put in an ignition system that is 100% proven to fail without warning? Why would I want to install ignition components that cannot be repaired in any way, or install componenets that can not be found anywhere on a Sunday afternoon? Between Crane, MSD and all the other electronic systems, I also note these systems put a great and unnecessary load on the electrical system. For example, an MSD 6A draws about 8 amps continuous, and in a dual system as required on the 308, is drawing nearly a 16 amp load continuously. The standard points system barely draws 2 amps. Why should I endevour to tax the charging system so hard for some percieved small increase in performance or to minimally reduce maintainance? Sure, if I were going out onto a track and banging door handles with the car, the extra 1 or 2% (at best) performance increase might be justified. But I wont be doing any of that, just out jaunting around the countryside on occasion, just me and my lil Ferrari. Points will serve me just fine.
     
  23. BigTex

    BigTex Seven Time F1 World Champ
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    *golf clap*

    But I am also delighted to hear of Jim's success!

    But Paul has hit it on the head. I limped two known, wounded cars across Texas ahead of Gustav, and both of them arrived safely after only stopping for cold beer and beef jerky......

    It would have been NICE to have brakes, in the one case, but ....you know.....downshifting works.....
     
  24. Artvonne

    Artvonne F1 Veteran

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    Absolutely, and I sincerly meant in no way to belittle your work, Jim. I sure hope I didnt come across that way. Keeping these old cars running and being able to get them out and drive them is so rewarding. And I believe it is the single most important part of owning them, and that anything that makes that possible to do should be recognised and encouraged. Its really all about our individual level of enjoyment, and whats enjoyable for one may be totally painful for another.


    [/QUOTE]It would have been NICE to have brakes, in the one case, but ....you know.....downshifting works..... [/QUOTE]

    What kind of POS cars are you driving? LOL. Thankfully you got them away from harm, thats what really counts.
     
  25. jimshadow

    jimshadow F1 Veteran
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    It would have been NICE to have brakes, in the one case, but ....you know.....downshifting works..... [/QUOTE]

    What kind of POS cars are you driving? LOL. Thankfully you got them away from harm, thats what really counts.[/QUOTE]

    Paul,

    NO offense taken whatsoever. Your perspective is intersting and it all boils down to experience, comfort and level of enjoyment like you said. I'm not comfortable with distributors, etc... I feel more comfortable with the electronic set up and so I'll try it. The nice thing is that it can be put back to OEM at any time, though I doubt I will go back. We'll see.

    JIM
     

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