1st Generation Specific 1979-1985 Discussion

Rotary Question

Old Aug 21, 2003 | 07:59 PM
  #1  
nod1stgen's Avatar
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The Distributor shaft makes Three revolutions for every single



revolution of the rotor? Where is the transition? The eccentric shaft?





Anyone have a simple explanation?
Old Aug 21, 2003 | 08:05 PM
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the rotors are geared 1:3 vs the eshaft, so one rotor fires every 180degrees of e shaft rotation. the dizzy is geared 1/2 eshaft speed, like a normal piston engine



mike
Old Aug 22, 2003 | 12:11 AM
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So...

Eshaft 3

dizz 2

rotor 1

????
Old Aug 22, 2003 | 12:38 AM
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Thats basicly how it is....
Old Aug 22, 2003 | 10:52 AM
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Originally Posted by nod1stgen' date='Aug 21 2003, 09:11 PM
So...

Eshaft 3

dizz 2

rotor 1

????
yep, so it bascially fires like a 4 cylinder piston engine



mike
Old Aug 22, 2003 | 12:59 PM
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Why do the leading plugs fire together, I mean at 180 deg. off, why do both housings get fire at the same time?

Until recently I thought the leading and trailing plugs in one housing fired at the same time. This almost made since, two plugs, twice the power to send the rotor around. But now I know it goes Leading, Trailing, and Leading again. The Trailing doesnt fire again because it would cause pre-ignition. so how does the dizz work this out?
Old Aug 22, 2003 | 01:13 PM
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it fires l1 t1 and then 180 degrees later its l2 t2.



mike
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