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There is power required whether the hydraulic pressure for the PAS system is created by an electric moto driven pump, or a mechanical driven pump via the engine.
Either way, power is required...
Any difference in power required will come from the efficiency of mechanical versus electrical...
As soon as you turn the steering wheel, electric PAS OR mechanical PAS, there will be draw on the engine.
Also the electric column set-ups I would avoid, they feel very vague and light.
You reckon?!
That would mean cranking voltage would be down to like 4v!!!
Besides on a freshly built engine, you can't get away with the same drop in voltage as with a ready-run engine.
Worth charging the battery imo.
as matty says...get coms with the ecu and check cranking and TPS load position--sensor may have been nudged and need recalibrating.
Also 12v is a bit low, you really want 13.5 ISH volts at battery and coil/starter.
how exactly are you checking for a spark?
The cases im talking about have been fine.
I guess it depends alot on different manufacturers, I use Luk for "std" fit. The 210lb.ft unit is now having a helix paddle, as he is fitting a rebuilt box with lsd due to a diff failure at pod.
Its intresting to note Helix have told me their...
Its only you thats put any argument.
Someone else made a couple of statements, which really werent relevant or correct.
In answer to your question: In third gear....
Simply because its a lower gear, therefore has more torque available at the wheels upon exit. It so happens to be 1000rpm...
"Never argue with an idiot, they will only drag you down to their level, and beat you with experience".
Damn, Ive broken my third rule.
Oh well...have a read of this admitadly americanised and annoying web-page. Solid thoery though non-the-less.
The text under the second heading makes...
Ok fair enough, but as I said:
Secondly, "In reality the car is accelerating faster in 2nd gear"...yes because as the graph shows, torque at the wheels is increased for lower gears!
Thirdly, I never said a car acclerates at point of peak torque, I said Torque is what provides acln. In...
For a start the X axis is engine speed, not velocity.
Secondly "In reality the car is accelerating faster in 2nd gear"...yes because as the graph shows, torque at the wheels is increased for lower gears!
Thirdly, I never said a car acclerates at point of peak torque, I said Torque is what...
Just re-read this last post: exactly, you exit in 2nd as theres greater tractive effort than in 3rd, therefore higher acln.
You are right, thats why gears are important.
Dont forget the technical definition of a gearbox: torque multiplier.
Not sure what you mean by this last statement...
Im using engine power&torque to expand the argument, to proove a point, to disprove a statement you made "acln comes from power not torque"---totally untrue.
I never said you cant accelerate past peak torque, I said the rate of acceleration drops off after it.
Please, delve into the...
All torque provides tractive effort, not just midrange.
I didnt mention gearing specifically because in the instance of 99.9% road car users who chose to modify their engines, the ratios remain the same.
However maximum tractive effort gives maximum acceleration. Hence you accelerate at a...
Midrange torque provides traction? Please explain.
For maximum acceleration, you want to be operating in the range of rpm/s which offer maximum engine torque, and therefore maximum tractive effort, over/for the longest period. Maximum tractive effort=maximum acceleration. Increased power...