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The Dreaded Gearbox Grind


Silverthorn

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Hi All,

 

Over the last month or so my gearbox has started to grind when changing into 5th at a normal speed. I can stop it happening by changing gear very slowly but it's starting to get quite annoying. Over the last couple of days it has started happening slightly in 2nd. Pulling away from lights is a bit of a pain now as i have to wait a good second or two before selecting 2nd :thumbdown:

 

I changed the gearbox oil a week or so ago and added some molyslip in the hope that It'd make a difference but unfortunately it hasn't.

 

My question would be, what would people who've experienced this recommend?

 

A 2nd hand box? new box from Nissan? Gearbox rebuild?

 

I'm leaning towards getting the box rebuilt and syncros replaced and I've already spoken to some gearbox specialists local to me for quotations. If I'm going to be doing that i may as well replace clutch and csc to save the hassle in the future. I'll probably get a lightened flywheel while on the car at this time as well since that's something on the list of things i want to do. Obviously this soon all adds up very quickly!

 

Either way i know it's probably going to be expensive but any guidance on this would be great. Any rough idea on pricing would also be very helpful.

 

Thanks in advance

 

Tom

 

 

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@Umster The car has just ticked past 44,000 miles on the clock. From what I understand it's not hugely common to have issues with the syncros on the 370. it was a much bigger problem on the 350 from what I've read.

 

Some report of having issues with their 370 at sub 10k miles, whereas some people have racked up over 100k and they're still going strong... Just the luck of the draw I guess :shrug:

 

@ZMANALEX You have a PM :)

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On 22/11/2018 at 10:17, Silverthorn said:

@Umster The car has just ticked past 44,000 miles on the clock. From what I understand it's not hugely common to have issues with the syncros on the 370. it was a much bigger problem on the 350 from what I've read.

 

Some report of having issues with their 370 at sub 10k miles, whereas some people have racked up over 100k and they're still going strong... Just the luck of the draw I guess :shrug:

 

@ZMANALEX You have a PM :)

The box on my old car would lock me out of 6th all the time this new one is much better 

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