HELP! i need a gearbox!......

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G-man

BBQ king
Posts
12,065
Location
essex.... in the middle somewhere
....not just any gearbox!....help!
I just had to be towed home cause my gearbox has desided it doesn't want to play anymore! this is what it does.
You clutch it down and select first gear, the lever goes into the gate, then you bring the clutch up and DRRRRRrrr the sound of teeth not meshing it does this for all of the gears.
I thinks i have shreaded the box whilst pulling away (it happened at a set of roadworks) any thaughts before i start ripping the box out in the morning?
 
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Hmm... have you tried putting the transfer box in neutral and doing the same thing? If it's nice and quiet it'll be yer transfer box or an output shaft or a prop or a diff or a halfshaft/stub axle that's gone instead of the main box - this would be good as it's probably going to be cheaper.
 
Sorry bruv... fought you 'adder defender... dunno why.

You still got the 109?
 
yeah, i would love a defender if yer offerin! i recon it is gonna be the transfer box or the overdrive as it makes no noise in transfer neutral any thaughts?
its a ex MOD box thats in it as the owner before last siezed the original driving it dry
 
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Didn't know you could put the transfer box of a series into neutral. If yer sure you can and you have and it's quiet the first thing I'd check would be the rear halfshafts. If they're ok I'd drop the oil out of the rear diff and see if it's full'o bits of bearing/crown and pinion wheel. If it's fine then I'd check the transfer box oil for much the same sort of 'debris'.

Basically yer checkin' the cheapest and easiest bits to fix first. When MHM's rear diff exploded we initially thought transfer box... mighty relieved, he was, that it was the diff and not the tbox... although a little ****ed off it wasn't a halfshaft ;)
 
It's still the right order to check stuff in... halfshafts first, then diff oil then the gearbox oils. If any of 'em come out full'o'bits then you've found yer problem ;)

What, exactly, did you do to be able to disengage the transfer box or put it in neutral?
 
Ace... so with the tbox in neutral you can select any gear in the main box, lift the clutch and there's no nasty noises?

You on MSN mate? Drop me a pm with yer address if you are.

Cheers,
 
Not a problem... that you can 'drive' the car with the tbox in neutral bodes really well for your main box - effectively you're turning the whole of the mainbox, albeit with no torque applied to it, including the bits that attach it to the tbox. So your problem is going to be transfer box, diff or halfshaft - he says setting himself up for a fall.

Whip the halfshafts out tomorrow morning - if yer right and that salisbury is as hard as you think, my bet is one o' them is knackered ;)

Cheers,
 
Didn't know you could put the transfer box of a series into neutral. If yer sure you can and you have and it's quiet the first thing I'd check would be the rear halfshafts. If they're ok I'd drop the oil out of the rear diff and see if it's full'o bits of bearing/crown and pinion wheel. If it's fine then I'd check the transfer box oil for much the same sort of 'debris'.

Basically yer checkin' the cheapest and easiest bits to fix first. When MHM's rear diff exploded we initially thought transfer box... mighty relieved, he was, that it was the diff and not the tbox... although a little ****ed off it wasn't a halfshaft ;)

yup to all of that - but yu can put the transfer box into neutral - halfway between high and low ratio. If yu remember when we picked up the Dibnah from its rear diff explosion at the garage - it was towed home in that position.
 
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i hope yer right, but i have a horible feeling from the sound of the growl it was eminating from the 'box or transferbox,

when I stuffed my rear diff - whenever yu tried to drive off - it sounded (and felt like) the gearbox was trying to throw itself up through the centre tunnel - it was AWFUL.

see my thread fur pics. - If its ya diff its an easy fix.
 
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it looks like its the overdrive(shouldn't have pulled away hard with it engaged) i have just had the top cover off the transfer case and with the overdrive in neutral and i can shift thru the box with no noise and i have drive all the way back to the overdrive but once the overdrive gets spinning (due to centrifugal force and friction) in starts grinding!
has anyone in the area just fitted an overdrive and still have the bits they removed so i can try out the rest of the box?
 
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i think its unlikey to be the G/box if you say it does it in all the gears. unless you have something loose inside it... more likley the t/box or yer overdrive...
 
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