Author | Topic |

Location: Kita-Ku, Sapporo, Japan
Registered: January 2003
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Re: Double clutching?
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Sun, 14 August 2005 05:33

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sigh...
double clutching is primarily used for heavy gearboxes where the inertia of the components would otherwise prevent the next gear from being selected without major wear.
think of it is 3 parts,
engine
gearbox layshaft
gearbox output gears.
the output gears are going at road speed, the engine is at engine speed.
when you take it out of gear, with clutch in, the layshaft slows down. if it is heavy or synchros are not there/not up to the job, you can't use friction to get the layshaft spinning again.. this is why you release clutch while not in gear.. to speed up the layshaft again. then after the next clutch in, you can rev match between the layshaft and the output gears... then when you clutch out, you rev match engine with layshaft...
thats it....
and without a MoTec or a dogbox, i think flatchanging is basically clutch kicking.... and it is bad for gearbox.. especially K series 2nd gear layshaft teeth.... repeatedly....
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| Subject | Poster | Date |
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Double clutching?
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#Fiend# | Sat, 13 August 2005 11:50 |
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Re: Double clutching?
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CrUZsida | Sat, 13 August 2005 12:04 |
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Re: Double clutching?
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Cool1 | Sat, 13 August 2005 12:26 |
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Re: Double clutching?
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Corona RT142 | Sat, 13 August 2005 13:03 |
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Re: Double clutching?
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kingmick | Sat, 13 August 2005 13:52 |
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Re: Double clutching?
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verbatim210 | Sat, 13 August 2005 14:31 |
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Re: Double clutching?
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justcallmefrank | Sat, 13 August 2005 14:40 |
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Re: Double clutching?
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mithy | Sat, 13 August 2005 15:14 |
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Re: Double clutching?
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verbatim210 | Sat, 13 August 2005 23:07 |
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Re: Double clutching?
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79rollaboy | Sun, 14 August 2005 01:05 |
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Re: Double clutching?
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xolent | Sat, 13 August 2005 15:28 |
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Re: Double clutching?
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dizzy | Sat, 13 August 2005 15:49 |
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Re: Double clutching?
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TougeVitz | Sat, 13 August 2005 16:04 |
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Re: Double clutching?
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mc68 | Mon, 15 August 2005 23:29 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 04:32 |
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Re: Double clutching?
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SIMDOG | Sat, 13 August 2005 16:11 |
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Re: Double clutching?
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river | Sat, 13 August 2005 22:01 |
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Re: Double clutching?
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Evan | Sun, 14 August 2005 03:20 |
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Re: Double clutching?
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Corona RT142 | Sun, 14 August 2005 01:08 |
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Re: Double clutching?
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79rollaboy | Sun, 14 August 2005 01:23 |
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Re: Double clutching?
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jackel | Sun, 14 August 2005 03:05 |
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Re: Double clutching?
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kingmick | Sun, 14 August 2005 01:35 |
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Re: Double clutching?
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finney | Sun, 14 August 2005 01:39 |
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Re: Double clutching?
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white86 | Sun, 14 August 2005 03:55 |
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Re: Double clutching?
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bubbles | Sun, 14 August 2005 04:12 |
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Re: Double clutching?
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86DRFT | Tue, 16 August 2005 06:15 |
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Re: Double clutching?
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white86 | Sun, 14 August 2005 04:14 |
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Re: Double clutching?
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bubbles | Sun, 14 August 2005 05:34 |
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Re: Double clutching?
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oldcorollas | Sun, 14 August 2005 05:55 |
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Re: Double clutching?
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Dorio86 | Sun, 14 August 2005 06:17 |
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Re: Double clutching?
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feral4mr2 | Sun, 14 August 2005 08:27 |
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Re: Double clutching?
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mithy | Sun, 14 August 2005 05:06 |
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Re: Double clutching?
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white86 | Sun, 14 August 2005 05:20 |
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Re: Double clutching?
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oldcorollas | Sun, 14 August 2005 05:33 |
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Re: Double clutching?
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Rona_Drifter | Sun, 14 August 2005 11:12 |
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Re: Double clutching?
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kingmick | Sun, 14 August 2005 08:08 |
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Re: Double clutching?
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unforgiven | Sun, 14 August 2005 08:13 |
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Re: Double clutching?
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ae86drift | Sun, 14 August 2005 08:38 |
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Re: Double clutching?
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Arch | Sun, 14 August 2005 10:53 |
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Re: Double clutching?
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KOPDIS | Sun, 14 August 2005 11:29 |
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Re: Double clutching?
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#Fiend# | Sun, 14 August 2005 12:18 |
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Re: Double clutching?
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Corona RT142 | Sun, 14 August 2005 23:03 |
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Re: Double clutching?
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Rona_Drifter | Mon, 15 August 2005 11:50 |
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Re: Double clutching?
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tricky | Sun, 14 August 2005 13:49 |
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Re: Double clutching?
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Shraka | Mon, 15 August 2005 12:06 |
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Re: Double clutching?
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jesseT18 | Mon, 15 August 2005 12:20 |
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Re: Double clutching?
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kingmick | Mon, 15 August 2005 23:15 |
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Re: Double clutching?
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Blown86 | Mon, 15 August 2005 15:03 |
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Re: Double clutching?
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Mookie | Tue, 16 August 2005 02:07 |
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Re: Double clutching?
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rthy | Tue, 16 August 2005 02:24 |
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Re: Double clutching?
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EvilJack | Tue, 16 August 2005 04:46 |
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Re: Double clutching?
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Smokey228 | Tue, 16 August 2005 04:11 |
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Re: Double clutching?
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ke382TG | Tue, 16 August 2005 04:16 |
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Re: Double clutching?
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Corona RT142 | Tue, 16 August 2005 04:34 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 04:38 |
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Re: Double clutching?
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Corona RT142 | Tue, 16 August 2005 04:40 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 04:44 |
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Re: Double clutching?
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Merudo | Tue, 16 August 2005 05:22 |
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Re: Double clutching?
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Merudo | Tue, 16 August 2005 06:18 |
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Re: Double clutching?
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86DRFT | Tue, 16 August 2005 07:37 |
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Re: Double clutching?
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mc68 | Tue, 16 August 2005 15:48 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 23:07 |
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Re: Double clutching?
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Corona RT142 | Tue, 16 August 2005 06:18 |
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Re: Double clutching?
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86DRFT | Tue, 16 August 2005 07:21 |
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Re: Double clutching?
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Shraka | Tue, 16 August 2005 07:45 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 06:28 |
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Re: Double clutching?
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kingmick | Tue, 16 August 2005 08:38 |
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Re: Double clutching?
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tricky | Sat, 20 August 2005 08:59 |
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Re: Double clutching?
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mc68 | Tue, 16 August 2005 23:14 |
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Re: Double clutching?
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Corona RT142 | Tue, 16 August 2005 23:17 |
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Re: Double clutching?
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cannonball | Tue, 16 August 2005 23:35 |
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Re: Double clutching?
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Corona RT142 | Tue, 16 August 2005 23:40 |
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Re: Double clutching?
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#Fiend# | Wed, 17 August 2005 11:07 |
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Re: Double clutching?
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RWDboy | Wed, 17 August 2005 22:43 |
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Re: Double clutching?
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Siktoy ra23 | Fri, 19 August 2005 09:53 |
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Re: Double clutching?
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tricky | Sat, 20 August 2005 08:53 |