Toda Vtec killers or EF1 cams???
uhhh...could you tell us your goals with the car, sir..
ef-1 makes all kinds of cams for different uses/intentions...
toda vtec killers were intended strictly for drag..
ef-1 makes all kinds of cams for different uses/intentions...
toda vtec killers were intended strictly for drag..
Im looking to go into the 12's... in a 95 cx hatch..
Going to build up a Gsr motor.. full build it, head port and polish and valve job the whole nine on the head.. and build the block up , pistons, wristpins everything.. just need to know which cams i should go with.. i think its the ef1 m24's 13.25 lift vs. the vtec killers
Going to build up a Gsr motor.. full build it, head port and polish and valve job the whole nine on the head.. and build the block up , pistons, wristpins everything.. just need to know which cams i should go with.. i think its the ef1 m24's 13.25 lift vs. the vtec killers
you should be able to hit 12's in a hatch w/ the ef-1's in a built gsr...i personally wouldn't wanna street the toda's(badass cams though)...my 2 cents
Ask user Len what he thinks about the "VTEC killers", I believe he is running them. Personally, I think VTEC is great. Gives you good power at lower RPM, and wham! VTEC power at upper RPM.
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**** you could hit 12's in that car by just putting some CTR pistons and Skunk2 stage 2 cams and tuning in that car. To use M24's and VTEC Killers and hope you plan on using above 13:1 compression. Otherwise don't bother. 12's is a somehwat moderate goal all motor and wouldn't really need a built up like that.
12's aren't that tough in your car dude. Just get some decent cams, some good pistons, and some slicks, and you'll be surprised by the results.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by zad5 »</TD></TR><TR><TD CLASS="quote">i think i remeber hearing a guy who had a problem getting up a hill kept stalling cuz he didn't have enough power. </TD></TR></TABLE>
AHAHAHHAHAHAH. That is pretty rediculous. I've been in a hatch with a built b18c5 w/ killers. Low end is a little lacking i'll admit, but that's just plan highschool rumors there.
AHAHAHHAHAHAH. That is pretty rediculous. I've been in a hatch with a built b18c5 w/ killers. Low end is a little lacking i'll admit, but that's just plan highschool rumors there.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 4dr97gsr »</TD></TR><TR><TD CLASS="quote">Going to start to build a Motor over the winter.. deciding what cams to put in the Head.. Wondering if any ups and downs out of both..
thanx
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Who's going to be building the motor?
We have many ways to support you with your build from cams, valvetrain, Honda OE parts, engine parts, tuning. Just let me know.
Thanks.
thanx
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Who's going to be building the motor?
We have many ways to support you with your build from cams, valvetrain, Honda OE parts, engine parts, tuning. Just let me know.
Thanks.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by speedyonez »</TD></TR><TR><TD CLASS="quote">toda vtec killers different then the Spec Ds?
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in more ways than one...there like night and day..
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in more ways than one...there like night and day..
Read up on the Toda website:
http://www.todaracing.com/prod....html
Should help you understand the differences.
http://www.todaracing.com/prod....html
Should help you understand the differences.
straite from team-integra michael delany vtec article.
The profile is similar to spec C's. The biggest difference is the much reduced valve train weight. For full race you don't need no stinky VTEC components. They just weight you down. To go beyond 10k rpm one better have some strong yet light weight piston/rods...
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These race-only cams are light as hell, idles at 2000 rpm, redline at 12,000 rpm, and have a powerband from 5000-12000 rpm. There is NO VTEC LOBE. They have JUST 2 NON-VTEC BIG *** SIZED LOBES FROM THE START. There is NO STAGGERED LIFT/DURATION for enhanced low rpm swirl filling as seen in the stock nonVTEC primary lobes.
When you look at the 305 degrees "advertised duration" spec for the Toda Killer cam, you should be aware that the duration at 1mm valve lift is only 265 degrees which is identical to the Toda Spec C.
So what's so special about them? Well, according to Ali Jahed at AKH Racing (Toda official distributor in North America) :
quote:
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The duration isn't much more than the Spec C's, but the ramp speed/angle is waaaay different.
As you already know, lift/duration don't tell the whole story when it comes to camshafts and in this case the lower inertia (hollow core) and consistent oil pressure (no vtec solenoid) contribute to consistent performance and improved throttle response which is top priority in a professional race car.
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Lift and duration specs are not the only numbers to look at. Clearance ramp and flank angles or the steepness of how fast the valves open and close also is important to performance.
The profile is similar to spec C's. The biggest difference is the much reduced valve train weight. For full race you don't need no stinky VTEC components. They just weight you down. To go beyond 10k rpm one better have some strong yet light weight piston/rods...
--------------------------------------------------------------------------------
These race-only cams are light as hell, idles at 2000 rpm, redline at 12,000 rpm, and have a powerband from 5000-12000 rpm. There is NO VTEC LOBE. They have JUST 2 NON-VTEC BIG *** SIZED LOBES FROM THE START. There is NO STAGGERED LIFT/DURATION for enhanced low rpm swirl filling as seen in the stock nonVTEC primary lobes.
When you look at the 305 degrees "advertised duration" spec for the Toda Killer cam, you should be aware that the duration at 1mm valve lift is only 265 degrees which is identical to the Toda Spec C.
So what's so special about them? Well, according to Ali Jahed at AKH Racing (Toda official distributor in North America) :
quote:
--------------------------------------------------------------------------------
The duration isn't much more than the Spec C's, but the ramp speed/angle is waaaay different.
As you already know, lift/duration don't tell the whole story when it comes to camshafts and in this case the lower inertia (hollow core) and consistent oil pressure (no vtec solenoid) contribute to consistent performance and improved throttle response which is top priority in a professional race car.
--------------------------------------------------------------------------------
Lift and duration specs are not the only numbers to look at. Clearance ramp and flank angles or the steepness of how fast the valves open and close also is important to performance.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by b19coupe »</TD></TR><TR><TD CLASS="quote">List is $1800
http://www.todaracing.com/prod....html
</TD></TR></TABLE>
Not bad. Thought it was like $4,500.
http://www.todaracing.com/prod....html
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Not bad. Thought it was like $4,500.


