20 Valves really that bad?

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Postby fivebob » Sat Jun 09, 2007 10:36 am

Mr Revhead wrote:4age can rev enough so when you change gear, you dont drop out of the power range :D

100kg difference? whats ya CRX weigh?

B16A powered CRX 1105 kg (http://www.carfolio.com/specifications/models/car/?car=38291&Honda-specifications With a weight distribution of 62/38
Heaviest AW11 I could find (1986 SC Auto) 1090kg (http://www.carfolio.com/specifications/models/car/?car=139920&Toyota-specifications)
Lightest AW11 I could find (1985 NA Manual) 950kg (http://www.carfolio.com/specifications/models/car/?car=139590&Toyota-specifications) with a weight distribution of 45/55


Few misconsecptions there on the part of Honda owners perhaps.

Never let the facts get in the way of a good argument though :twisted:
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Postby Defective » Sat Jun 09, 2007 11:11 am

fivebob wrote:
Mr Revhead wrote:4age can rev enough so when you change gear, you dont drop out of the power range :D

100kg difference? whats ya CRX weigh?

B16A powered CRX 1105 kg (http://www.carfolio.com/specifications/models/car/?car=38291&Honda-specifications With a weight distribution of 62/38
Heaviest AW11 I could find (1986 SC Auto) 1090kg (http://www.carfolio.com/specifications/models/car/?car=139920&Toyota-specifications)
Lightest AW11 I could find (1985 NA Manual) 950kg (http://www.carfolio.com/specifications/models/car/?car=139590&Toyota-specifications) with a weight distribution of 45/55


Few misconsecptions there on the part of Honda owners perhaps.

Never let the facts get in the way of a good argument though :twisted:



sheit... i never would have picked a crx as heavier than a aw11.... 8O


notice you never mentioned the lightest CRX though...... :wink:
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Postby fivebob » Sat Jun 09, 2007 11:31 am

Defective wrote:notice you never mentioned the lightest CRX though...... :wink:

I thought we were comparing B16A to 4AGE powered vehicles here ;)

Lightest CRX isn't B16A powered, weights 800kg 8O http://www.carfolio.com/specifications/models/car/?car=12705&Honda-specifications

Perhaps Honda owners were under the mistaken impression that all CRX's were this light ;)
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Postby Mr Revhead » Sat Jun 09, 2007 11:33 am

yeah... i was assuming the CRX mentioned by baxter was one of the earlier ones. which id have thought would be quite a bit lighter than most aw11s.

what model you got baxter?
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Postby Lith » Sat Jun 09, 2007 12:37 pm

fivebob wrote:Perhaps Honda owners were under the mistaken impression that all CRX's were this light ;)


Maybe he has an EF CRX, as the EG (Del Sol) ones aren't as popular. At least amongst males :)
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Postby Defective » Sat Jun 09, 2007 12:39 pm

Lith wrote:
fivebob wrote:Perhaps Honda owners were under the mistaken impression that all CRX's were this light ;)


Maybe he has an EF CRX, as the EG (Del Sol) ones aren't as popular. At least amongst males :)


yeah and thats a pity, imo the delsol are the best ones... just even girlier than a MX5...
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Postby deanis » Sat Jun 09, 2007 12:55 pm

my crx with the stock 1300cc carb in it was 850kg. then i stripped it out to 690kg. it went up to 810kg when i put my b18c in it.
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Postby Baxter » Sat Jun 09, 2007 5:03 pm

I have several mk1 CR-Xs, the list weight for the ZC powered ones (ie the DOHCs) is just under 900kg compared to just under 1000kg for the MR2, so yeah about a 100kg difference. My MR2's a T-top though, are these much heavier than a normal MR2?

All the same, I'm 99% sure the CR-X with a fat bastard passenger would easily out accelerate the MR2 from low RPM.

Further, the difference in performance between the MR2 and my street CR-X is much greater than the difference between my street CR-X and my stripped out CR-X (about 100kg lighter that the street one).

As I said, no disrespect to the AGE at all, but the ZC's just seem to have more torque low down. Sure my MR2 might be a crap one or just plain tight or even in desperate need of a tune-up, but this is just my observation from handful of AGE 16Vs I've driven.

Either way, meh - I love revvy reliable engines and the ZC and AGE both seem to fit the bill (though if someone knows something about cheap ECU piggy-backs for the aw11 that will help, PM me...).


Now off to find a boss-kit so I can fit a steering-wheel that will allow my leg enough room for the gear changes needed to keep it over 4500; torque issue sorted... :) :)
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Postby Mr Revhead » Sat Jun 09, 2007 5:08 pm

:lol: yes the stock aw11 wheel is a tad large!
i could barely drive mine with the stock wheel!!

be aware that the stock wheel is dished, and a lot of aftermarket wheels are flat, a flat wheel means theres about 3mm between the rim and the indicator stalk.....


iv never compared the honda engine (is the zc the pre vtec 1600?) to the 4age under 4500..... when test drive who putters around? :lol:

oh, btw i nearly bought a b16a integra once... 8O
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Postby Baxter » Sat Jun 09, 2007 6:34 pm

Mr Revhead wrote:be aware that the stock wheel is dished, and a lot of aftermarket wheels are flat, a flat wheel means theres about 3mm between the rim and the indicator stalk.....


Aye, I'm looking for as lengthy boss as I can find cheap. That big wheel's gotta go... :)

Anyone know what the MR2 steering spline is the same as BTW?




Mr Revhead wrote:iv never compared the honda engine (is the zc the pre vtec 1600?) to the 4age under 4500..... when test drive who putters around? :lol:


Yep, the ZC came out in 83/84 as an injected DOHC and predates the Vtec by about 4 years. They're based on different blocks though, and the ZC was still made into the '90s.

The only real problem I have with the lack of low down torque is keeping the tail out controllably if I ever use it for gravel hillclimbing. Trying to keep it on cam is one more thing I can do without having to think about when adapting from the very easy to drive in gravel CR-X to the MR2 - which looks like it could bite quite badly on gravel at speed if you don't have the power to keep it balanced.
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Postby slighty_sykotic » Sat Jun 09, 2007 6:54 pm

Baxter wrote:
Mr Revhead wrote:be aware that the stock wheel is dished, and a lot of aftermarket wheels are flat, a flat wheel means theres about 3mm between the rim and the indicator stalk.....


Aye, I'm looking for as lengthy boss as I can find cheap. That big wheel's gotta go... :)

Anyone know what the MR2 steering spline is the same as BTW?




Mr Revhead wrote:iv never compared the honda engine (is the zc the pre vtec 1600?) to the 4age under 4500..... when test drive who putters around? :lol:


Yep, the ZC came out in 83/84 as an injected DOHC and predates the Vtec by about 4 years. They're based on different blocks though, and the ZC was still made into the '90s.

The only real problem I have with the lack of low down torque is keeping the tail out controllably if I ever use it for gravel hillclimbing. Trying to keep it on cam is one more thing I can do without having to think about when adapting from the very easy to drive in gravel CR-X to the MR2 - which looks like it could bite quite badly on gravel at speed if you don't have the power to keep it balanced.


You will probably have to buy or make an spacer plate to go between the boos kit and the wheel to get it far enough away from the indicators etc, hence why the stock one has the huge dish on it
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Postby flying_wedge » Sat Jun 09, 2007 7:11 pm

Baxter wrote:Aye, I'm looking for as lengthy boss as I can find cheap. That big wheel's gotta go... :)

Anyone know what the MR2 steering spline is the same as BTW?


I have a HKB AW11 Boss kit for sale. And the 330mm steering wheel in the pic below. As you can see, there is ample room for the indicator stalk, and is comfortable to drive with

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Check ya PM :wink:
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Postby Loudtoy » Sat Jun 09, 2007 7:17 pm

Baxter wrote:The only real problem I have with the lack of low down torque is keeping the tail out controllably if I ever use it for gravel hillclimbing. Trying to keep it on cam is one more thing I can do without having to think about when adapting from the very easy to drive in gravel CR-X to the MR2 - which looks like it could bite quite badly on gravel at speed if you don't have the power to keep it balanced.


There's couple racing up this way doing reasonably well on gravel at sprints, hilclimbs etc. I know one of the guys who races his and says it's actually alot easier than he expected to keep it nice and controlled - although he did say it's a pita in downhill corners where he said for some reason it just wouldn't turn and then when it did it really turned - that wasn't just one particular corner either. His had stock everything bar cage, exhaust and he had differnt shock and spring combo that may have contributed ot the downhill issues.
Why you doing climbs etc in a t-top just out of curiosity?? You may have issues with some marshalls when inspection time comes around
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Postby slighty_sykotic » Sat Jun 09, 2007 7:19 pm

flying_wedge wrote:
Baxter wrote:Aye, I'm looking for as lengthy boss as I can find cheap. That big wheel's gotta go... :)

Anyone know what the MR2 steering spline is the same as BTW?


I have a HKB AW11 Boss kit for sale. And the 330mm steering wheel in the pic below. As you can see, there is ample room for the indicator stalk, and is comfortable to drive with

Image

Check ya PM :wink:


My hkb one was too short :(, and i had the same kind of wheel are you.

It didnt hit, but when my hands were on the wheel and i turned it, my knuckles with the stalks.

Yours seems waaaay different though :?
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Postby Dell'Orto » Sat Jun 09, 2007 11:09 pm

HKB do make spacers to suit their boss kits.

I'd also rate a 4AGE well ahead of a ZC, particularly up top. ZC's are very torquey little things, but all the ones I've been in have never been particularly top endy.
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Postby Volodkovich » Sun Jun 10, 2007 1:46 am

phh, all this talk about 4A-GE's...what about the mighty 2T-G?
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Postby Lith » Sun Jun 10, 2007 4:19 am

Mmm, Boost wrote:I'd also rate a 4AGE well ahead of a ZC, particularly up top. ZC's are very torquey little things, but all the ones I've been in have never been particularly top endy.


The ZCs I have been in murder 4AGEs up to around 6000rpm, but the 4AGEs keep holding on in... so start making it up. They make about the same power though.
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Postby Disinfo » Sun Jun 10, 2007 4:04 pm

fivebob wrote:
Defective wrote:notice you never mentioned the lightest CRX though...... :wink:

I thought we were comparing B16A to 4AGE powered vehicles here ;)

Lightest CRX isn't B16A powered, weights 800kg 8O http://www.carfolio.com/specifications/models/car/?car=12705&Honda-specifications

Perhaps Honda owners were under the mistaken impression that all CRX's were this light ;)


The Del Sol isn't a real CRX, it's roof arrangement adds a fair amount of weight.

The lightest weight factory B16a CRX is an EF8, at 970kgs up depending on options
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Postby Logan » Sun Jun 10, 2007 6:27 pm

Get a SR16 Neo VZ-R N1 Puslar FTW. 200+hp factory....
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Postby Baxter » Mon Jun 11, 2007 12:03 am

Loudtoy wrote:Why you doing climbs etc in a t-top just out of curiosity?? You may have issues with some marshalls when inspection time comes around


Aye, should be ok with a t-tops; they've have run them here before in autocross and hillclimbs. I forget the exact wording but it's open cars (eg MX5) that can't run without roll protection.
Cheers for the heads up though, I'd better check the current wording all the same - the MR2's ok inside size-wise but I'd hate to have to add a cage to a daily driver, it'd sure become cramped pretty quick. :)

My primary club car will very probably remain the CR-X, but I'd hoping to take the MR2 in a few autocrosses and see if I can manage it ok before hillclimbing it (on the gravel at least).
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