Deciding factors between Spec B and C
Remember, the Cs NEED compression and the Bs LOVE it. Cs may also require larger injectors and other stuff... people run Bs quite effectively with stock CR, stock injectors and stock ECUs (with VAFC, of course).
Also, Cs are rumored to make power higher up on the rev band. Remember Ruins Peoples' Motors - although, technically, it is an engine.
Now, not everyone with Toda Cs has a built-to-the-hilt set-up, but that's what they're for. Race cams, y'know?
So, (1) initial capital cost and (2) long term reliability if used as god intended.
Also, Cs are rumored to make power higher up on the rev band. Remember Ruins Peoples' Motors - although, technically, it is an engine.
Now, not everyone with Toda Cs has a built-to-the-hilt set-up, but that's what they're for. Race cams, y'know?
So, (1) initial capital cost and (2) long term reliability if used as god intended.
I ran the Spec Cs on stock compression and a two layer gasket for almost a year (came out to about to about 10.9:1 with US pistons). Car made decent power. They do not NEED compression to work, but work well with it....
They will NEED larger injectors. If you do a 440cc injector, then you should be fine on the stock pump...
Jason
They will NEED larger injectors. If you do a 440cc injector, then you should be fine on the stock pump...
Jason
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c's have a lumpy idle. they arent very streetabel (everyday driving)
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
i think another bob said that the stock cams own
you will have to spend in the range of 1800 to get everything done. plus tuning and any other supporting mods
all for the headache for 15 or so whp
i know austin removed his cams a few months agao, not sure why he did it though...
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
i think another bob said that the stock cams own
you will have to spend in the range of 1800 to get everything done. plus tuning and any other supporting mods
all for the headache for 15 or so whp
i know austin removed his cams a few months agao, not sure why he did it though...
c's have a lumpy idle. they arent very streetabel (everyday driving)
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
[Modified by Reid, 6:22 PM 4/24/2002]
c's have a lumpy idle. they arent very streetabel (everyday driving)
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
you will have to replace your valve spring more often (im guessing every 20-25k)
b's are not nearly as lumpy.
So why post links to Import review's test when he didn't even use the right size injectors and ECU program for the spec C's?
I've heard from a reliable source that Toda is coming out with a cam beyond the spec C (I'm not talking about the vtec killers)
B's = can be run on a relatively stock motor (stock v springs, ecu with fuel correction), injectors, fuel pump, fuel pressure, etc). they just need to breathe.
C's = MUST have valvetrain, plus all the other happy **** needed to make power
C's = MUST have valvetrain, plus all the other happy **** needed to make power
aren't (or weren't) you running b's with stock valvetrain pat? I know one of the NC guys is (was), just forgot who.
If you have money, go with Spec B.
If you have more money, go with Spec C.
It cost a lot to have the Spec B tune right, but even more to have the Spec C tune right.
If you have more money, go with Spec C.
It cost a lot to have the Spec B tune right, but even more to have the Spec C tune right.
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