Discussion
TuxMan said:
Problem is clutch will not and the box is right at its limits , some would say over the sensible limits !!!
Tux
Oh well sounds like box as well then !Tux
Never 600, Never Never Ever 600, No No No, 500 is ample just keep saying 500 is ample 500 500 500 !
Edited by Juno on Sunday 17th June 19:08
ThatPhilBrettGuy said:
Yeah bit I mean bumpy enough to keep jumping the rears off the ground. It's that shock that kills the box. In some ways a weak clutch will save the box.
Lastly 500bhp isn't relevant it's the torque figure that counts. I run 430lbs/ft. It's about the limit.
Off course and will want as many Torques as possible so no point in short cutting on the gear box side even if I don't track it Lastly 500bhp isn't relevant it's the torque figure that counts. I run 430lbs/ft. It's about the limit.
500 500 500 and lots of torques, absolutely no more!
TuxMan said:
Phil's right bumpy surfaces will kill it but it's also heat that kills the gears , I've stripped 2 boxes and both had signs of heat !!! 5th gear seems to fail .
Tux
That's in a 6 speed box right Simon? I understand the weak link in the 5 speeder is 3rd and the 6 speeder is 5th. Tux
I just managed to break a 5 speed with standard power. Diff had enough and took the box housing with it.
If you're looking for more power (500bhp and beyond) then it would be sensible to make the gearbox as good as it can be.
You want to send it to CTS (the Gearboxman) for shot peen and polish,steel caged bearings etc and add cooler unions. This along with an uprated clutch should be more than reliable for 500bhp.
Im having exactly that done at the moment. Can't wait to get it all back!
If you're looking for more power (500bhp and beyond) then it would be sensible to make the gearbox as good as it can be.
You want to send it to CTS (the Gearboxman) for shot peen and polish,steel caged bearings etc and add cooler unions. This along with an uprated clutch should be more than reliable for 500bhp.
Im having exactly that done at the moment. Can't wait to get it all back!
Edited by JBliss on Sunday 17th June 20:52
JBliss said:
I just managed to break a 5 speed with standard power. Diff had enough and took the box housing with it.
If you're looking for more power (500bhp and beyond) then it would be sensible to make the gearbox as good as it can be.
You want to send it to CTS (the Gearboxman) for shot peen and polish,steel caged bearings etc and add cooler unions. This along with an uprated clutch should be more than reliable for 500bhp.
Im having exactly that done at the moment. Can't wait to get it all back!
Sounds like a plan, where is he based. I'll probably do it through tbe winter!If you're looking for more power (500bhp and beyond) then it would be sensible to make the gearbox as good as it can be.
You want to send it to CTS (the Gearboxman) for shot peen and polish,steel caged bearings etc and add cooler unions. This along with an uprated clutch should be more than reliable for 500bhp.
Im having exactly that done at the moment. Can't wait to get it all back!
Edited by JBliss on Sunday 17th June 20:52
realistically over 430ftlb you need an upgraded clutch anyhow... the most important part of beefing up the box is having cooling, decent suspension that keeps the tyres in contact with ground is also a must (too hard on road and car will skip over bumps and break it).
its an expensive job as the engine and box have to come out together and thats 2 days work alone.
its an expensive job as the engine and box have to come out together and thats 2 days work alone.
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