crunch went my gearbox!!!!!

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blackduck
Settled in member
Posts: 35
Joined: Fri Feb 04, 2011 9:05 pm
Bike owned: cbr400rrj
Location: ireland

crunch went my gearbox!!!!!

Post by blackduck » Sat Nov 05, 2011 11:07 am

well folks......title says it all.......really p$$ed as it decided to go just when i have the money finally for a respray and wheels powdercoated.....

crunched rolling out of shed this morning, wasnt even in gear and heard a crack...hadnt a clue what it was ...couldnt see anything wrong so continued to roll it out, started her and then the gear lever wont even kick into 1st and hard to get it into second and when it did wont tap back into neutral. switched it off and may open up cover to investigate properly after dinner :cry:

anymone ever have this happen to them and what was outcome?....complete new (secondhand) gearbox or is a partial rebuild a waste of money(of course depends on the amount of damage )

cheers guys bighug

cajun
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Posts: 264
Joined: Sat Jun 13, 2009 4:06 am
Bike owned: MC22, NC29,NC35, 2 FZR400's
Location: New Orleans, LA USA

Re: crunch went my gearbox!!!!!

Post by cajun » Fri Nov 11, 2011 5:30 am

Your gearbox is probably fine. More than likely one of your shift forks is now out of alignment. BUT you'll have to pull the engine and split the lower case to find out.

blackduck
Settled in member
Posts: 35
Joined: Fri Feb 04, 2011 9:05 pm
Bike owned: cbr400rrj
Location: ireland

Re: crunch went my gearbox!!!!!

Post by blackduck » Sat Nov 12, 2011 3:22 pm

will go up and down the gears stiffly so reckon gears ok as you say, if i pull sump off will i be able to have a peep at the drum selector before i split it? is it possible to split the crankcase without removing the top half of engine?

i know engine will have to come out but the less i have to seperate the better.

thanks

cajun
Familiar Member
Posts: 264
Joined: Sat Jun 13, 2009 4:06 am
Bike owned: MC22, NC29,NC35, 2 FZR400's
Location: New Orleans, LA USA

Re: crunch went my gearbox!!!!!

Post by cajun » Sun Nov 13, 2011 1:55 am

You MAY be able to get to it without splitting it but I don't think so. But you wouldn't have to pull the head off. only pull the lower half of the case.

blackduck
Settled in member
Posts: 35
Joined: Fri Feb 04, 2011 9:05 pm
Bike owned: cbr400rrj
Location: ireland

Re: crunch went my gearbox!!!!!

Post by blackduck » Sun Nov 13, 2011 3:22 pm

HI
YEAH HAVE TO SPLIT THE CASE ALRIGHT, BUT IS IT A BIG JOB??? AS IN HAVE THE HAYNES MANUAL AND IT LISTS OFF 6 OR 7 ITEMS TO BE REMOVED BEFORE IT CAN BE SPLIT!.. SEEMS A LITTLE DAUNTING BUT I AM GOING TO TRY IT ANYWAY..... :pray: :pray: :whistle: :whistle: :whistle: :whistle:

brmoore
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Bike owned: 125/250/400/600/1000
Location: North West, UK

Re: crunch went my gearbox!!!!!

Post by brmoore » Sun Nov 13, 2011 10:40 pm

Image

God I can't imagine if something went wrong for me, I have no money, for powdercoating or respraying or whatever! :shock:

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