how does the dizzy go in, does it matter?

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Old Apr 15, 2006 | 07:40 AM
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classciv's Avatar
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Default how does the dizzy go in, does it matter?

i am droping a d15b2 into my 91 crx si, i am swaping over the intake manifold and dizzy so i can keep the mpfi. i have never put in a dizzy before so is there anything special i have to do to make sure it lines up. i dont want to throw of my timing or anything like that. thanks guys
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Old Apr 15, 2006 | 08:06 AM
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Head over to Hondahookup.com and download their free CRX manuals.
But all it's going to tell you is pretty much reset your timing (which isnt hard) or just be careful not to move the terminal and replace it in the same postion.

To reset your timing, I believe all you must do is set your 1st cylinder to TDC by lining up the white mark on the crankshaft pulley with the timing mark. That will put the #1 picton at TDC. Now position the Distributor rotor's terminal at the 7 o clock position (the #1 cylinder's terminal on the Dizzy cap).

I believe that'd be it
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Old Apr 15, 2006 | 08:20 AM
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Default Re: (G0crxG0)

is it hard to not move the terminal? what happens if the crank shaft on the engine and dizzy do not line up. can i rotate one to make it match?
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Old Apr 15, 2006 | 11:12 AM
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Default Re: (classciv)

The gear on the end of the distributor is offset. This matches the groove on the end of the camshaft, which is also offset. This prevents the distributor from being installed 180 deg. out of phase. If you look carefully, you will see what I'm talking about. You do not need to set the motor to TDC. You will need to reset the timing with a timing light either way.
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Old Apr 15, 2006 | 11:18 AM
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Default Re: (Redline130)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Redline130 &raquo;</TD></TR><TR><TD CLASS="quote">The gear on the end of the distributor is offset. This matches the groove on the end of the camshaft, which is also offset. This prevents the distributor from being installed 180 deg. out of phase. If you look carefully, you will see what I'm talking about. You do not need to set the motor to TDC. You will need to reset the timing with a timing light either way.</TD></TR></TABLE>
no you do cause the dizzy could be set on the wrong cylinder so put it number one and make sure the dizzy is set at number one if not it will fire on the wrong cylinder
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Old Apr 15, 2006 | 11:38 AM
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Default Re: (ahthisguyhere)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ahthisguyhere &raquo;</TD></TR><TR><TD CLASS="quote">no you do cause the dizzy could be set on the wrong cylinder so put it number one and make sure the dizzy is set at number one if not it will fire on the wrong cylinder </TD></TR></TABLE>
Thats what I'm sayin, otherwise, why would you need to redo the timing, your not altering the timing belt in anyway. The cams and crank should both be on time, as long as the dizzy's installed right, it should be fine, shouldnt it?
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Old Apr 15, 2006 | 12:17 PM
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Default Re: (ahthisguyhere)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by ahthisguyhere &raquo;</TD></TR><TR><TD CLASS="quote">
no you do cause the dizzy could be set on the wrong cylinder so put it number one and make sure the dizzy is set at number one if not it will fire on the wrong cylinder </TD></TR></TABLE>

That's why the camshaft has an offset groove to match the gear on the end of the distributor, so it can only be installed one way. But if you want peace of mind, set the motor to TDC and set the rotor to where the #1 cylinder sparkplug wire goes. It will end up being the same.
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Old Apr 15, 2006 | 12:20 PM
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Default Re: (G0crxG0)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by G0crxG0 &raquo;</TD></TR><TR><TD CLASS="quote">
Thats what I'm sayin, otherwise, why would you need to redo the timing, your not altering the timing belt in anyway. The cams and crank should both be on time, as long as the dizzy's installed right, it should be fine, shouldnt it?</TD></TR></TABLE>

Because you could be altering ignition timing. The distributor does not affect camshaft timing.
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Old Apr 15, 2006 | 07:12 PM
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Default Re: (Redline130)

so there is no way to just swap the dizzy and have it be in time?
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Old Apr 15, 2006 | 08:07 PM
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Default Re: (classciv)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by classciv &raquo;</TD></TR><TR><TD CLASS="quote">so there is no way to just swap the dizzy and have it be in time?</TD></TR></TABLE>

Only if you're a very lucky SOB. Should be within a few degrees (especailly since you can only change it a few degrees due to dizzy base design).

But it will be close enough to drive it to a shop and have them do it. Or just buy a 10 dollar light and check it (don't forget the paperclip in connector for testing timing plug thing (under right side of dash or under hood near fuse box)).
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Old Apr 16, 2006 | 03:47 AM
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Default Re: (civic_dork)

ok so pretty much no matter what i do it will atleast be able to start up and move around?
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Old Apr 16, 2006 | 05:17 AM
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The first thing I ever did was replace my Dizzy cap n rotor. I was much younger and knew nothing of this stuff. I took it off, replaced it, and my car never had a problem til the day it was junked, so I guess it is all about luck
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Old Apr 16, 2006 | 06:20 AM
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Default Re: (G0crxG0)

hahaha, well those are incuraging words, it gives me hope. i just did it and i guess we will see what it does when i get it in the car. also there are two wires to the left of the oil filter on is yellow and one is black, wich one goes on top and wich one goes on bottom?
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