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Author Topic: 3.2 Special Dyno Results  (Read 3963 times)

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05omegav6

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Re: 3.2 Special Dyno Results
« Reply #15 on: 11 June 2013, 11:46:41 »

Indeed :y

I have found both mine to be very progressive in the snow, allowing a hint of slip before locking up and getting on with it, with the ABS/TC kicking in under duress :y
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Iain

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Re: 3.2 Special Dyno Results
« Reply #16 on: 11 June 2013, 12:40:10 »

All the Monza's and the 3 Senators of which 1 was an early 12V and two 24V all had slippers fitted
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terry paget

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Re: 3.2 Special Dyno Results
« Reply #17 on: 11 June 2013, 13:12:39 »

My handbook says on p156
 "If necessary, a spinning driving wheel is braked. This improves the vehicle's directional control and driving power, particularly on snow and ice as well as on wet or slippery roads."

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zirk

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Re: 3.2 Special Dyno Results
« Reply #18 on: 11 June 2013, 14:13:15 »

LSD diff ratio altering things, what if dyno was setup for standard ratio diff?  :-\

We've seen enough ex-plod to know their engines are not modified.

Most have LSD
Do most explods have LSDs? I have had six explod Senators and two explod Omegas and never had an LSD yet. I once had an LSD fitted Peugeot 505 GTI and it was enormous fun on icy roads. I see Omega LSDs sold on e-bay for premium prices. Could it be that certain police forces specified LSDs?

I was led to believe by my car handbook that traction control would apply rear brakes when wheelspin was detected making LSDs unnecessary, but it does not seem to work that way.
Ive had about 8 ex plod all post 2000 go through my hands, all but one had LSD fitted, in fact the one that didn't I reckon was fitted but not working.
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aaronjb

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Re: 3.2 Special Dyno Results
« Reply #19 on: 11 June 2013, 14:17:43 »

My handbook says on p156
 "If necessary, a spinning driving wheel is braked. This improves the vehicle's directional control and driving power, particularly on snow and ice as well as on wet or slippery roads."

Which sounds great in theory, but in practice results in a whole load of wheelspin on the low-grip side followed by the ECU stamping on the back brakes and any progress you were making being suddenly completely halted ;D

There's one particular junction I use out of a single-track side road that has such an inclination that the inside rear wheel is always completely unloaded - with TC turned off I can make decent progress out of the side road without worrying, with TC turned on my choices are either to pootle out at walking pace and then try and scamper away from the oncoming traffic (it's a fairly busy main road) or get half way out and have the ECU decide enough is enough and turn me into a rather nice stationary road block..  :-[

The M3 with it's LSD has no such problems (although the lane is very much not suited to the M3 - much harder to plough onto the mud at the side to avoid the oncoming crazies!) :)
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05omegav6

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Re: 3.2 Special Dyno Results
« Reply #20 on: 11 June 2013, 14:22:26 »

The ESP set up on Merc Sprinters is that dangerous as well. At least without it you can light up the rear tyres ::) then people can see that you're really trying...  :-\
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aaronjb

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Re: 3.2 Special Dyno Results
« Reply #21 on: 11 June 2013, 14:23:21 »

The ESP set up on Merc Sprinters is that dangerous as well. At least without it you can light up the rear tyres ::) then people can see that you're really trying...  :-\

;D Surely people know you're trying simply because you're driving a Sprinter? Well known as the fastest of all white vans*..

(*Which everyone knows are the fastest production vehicles available ;))
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05omegav6

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Re: 3.2 Special Dyno Results
« Reply #22 on: 11 June 2013, 14:24:24 »

Second only to BMWs in the Special lane ;D

Oh and Astra vans ::)
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Kevin Wood

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Re: 3.2 Special Dyno Results
« Reply #23 on: 11 June 2013, 15:26:12 »

The ESP set up on Merc Sprinters is that dangerous as well. At least without it you can light up the rear tyres ::) then people can see that you're really trying...  :-\

;D Surely people know you're trying simply because you're driving a Sprinter? Well known as the fastest of all white vans*..

(*Which everyone knows are the fastest production vehicles available ;))

Ahh. The merc "Sphincter". Aptly named, judging by most of those who drive them. :-X  ::)

Had one pull out on me this morning. >:(
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TheBoy

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Re: 3.2 Special Dyno Results
« Reply #24 on: 11 June 2013, 19:00:49 »

My handbook says on p156
 "If necessary, a spinning driving wheel is braked. This improves the vehicle's directional control and driving power, particularly on snow and ice as well as on wet or slippery roads."
TC works by reducing power to slipping wheel. LSD works by applying more power to the non spinning wheel.
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Broomies Mate

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Re: 3.2 Special Dyno Results
« Reply #25 on: 11 June 2013, 19:41:32 »

My handbook says on p156
 "If necessary, a spinning driving wheel is braked. This improves the vehicle's directional control and driving power, particularly on snow and ice as well as on wet or slippery roads."
TC works by reducing power to slipping wheel. LSD works by applying more power to the non spinning wheel.

I understand that's how the older TC system worked.  I believe the later system physically brakes the 'spinning' wheel.
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Re: 3.2 Special Dyno Results
« Reply #26 on: 11 June 2013, 19:53:19 »

My handbook says on p156
 "If necessary, a spinning driving wheel is braked. This improves the vehicle's directional control and driving power, particularly on snow and ice as well as on wet or slippery roads."
TC works by reducing power to slipping wheel. LSD works by applying more power to the non spinning wheel.

I understand that's how the older TC system worked.  I believe the later system physically brakes the 'spinning' wheel.
Older system reduces power to all driven wheels, newer system reduces (effective) power to spinning wheel via brake.
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