View Full Version : FF, FR, etc....
transient
11-05-2001, 06:05 PM
I know it's front wheel drive, and rear wheel drive, but what exactly do they mean? Are they acronyms?
chickenmanq
11-05-2001, 06:15 PM
FF FR MF MR RF RR Front engine, front drive. Front engine rear drive. Mid engine front drive, mid engine rear drive. Rear engine, front drive. Rear engine, rear drive. I'm pretty sure that's what they are, unless I'm talking out my ass. <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'> Or it's just a coincidence.
Kid Zelda
11-05-2001, 06:17 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote </td></tr><tr><td id="QUOTE">Quote: from chickenmanq on 6:15 pm on Nov. 5, 2001
FF FR MF MR RF RR Front engine, front drive. Front engine rear drive. Mid engine front drive, mid engine rear drive. Rear engine, front drive. Rear engine, rear drive. I'm pretty sure that's what they are, unless I'm talking out my ass. <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'> Or it's just a coincidence.</td></tr></table><span id='postcolor'>
I never heard of a Rear engine/ rear wheel drive, I thought thats what a Mid-engine rear wheel/ Mid-engine front wheel drive car was called?
Olay180
11-05-2001, 06:31 PM
Yeah, I think theres only FF, FR, and MR, at least in production cars. Never heard of a MF, RF, or RR, but I could be wrong?? Probably not..
chickenmanq
11-05-2001, 06:43 PM
Yeah, I've never heard of a mid engine front drive (MF) or Rear engine front drive. That's what they'd be if they made them, though.
But Rear engine, rear drive... how about the VW Beetle?
Corvair? Porsche?
I don't know how far back the engine has to be to not qualify for a mid engine name, but I'm pretty sure VW's and Corvairs and Porsches fit the RR descrip. Ferrari has some mid engine, rear drives. The hella-cool F50 is mid rear.
the Toyota MR2 is MR right? <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'>
(Edited by DSC at 7:44 pm on Nov. 5, 2001)
chickenmanq
11-05-2001, 07:59 PM
I think so. Not positive.
BlueSix
11-05-2001, 09:47 PM
Yeah, MR2= *M*id Engine *R*ear wheel drive, *2*.0 liter (I think)...
I am pretty sure that the old VW beetles were RR, the distiction between mid and rear engine cars is that a rear engine is mounted behind the rear axle.. I think the reason you don't see many is that Mid engined cars have better weight distribution since the engine is closer to the center of the car instead of in the *extreme back of the car...
Is there such a thing as a RF car?? That would be kinda dumb I think..
LanceS13
11-06-2001, 12:29 AM
BlueSix is right about the engine placement.
But I think "MR2" stands for mid-engined two-seater...could be wrong, but that's what I've always thought.
And to my knowlegde MF and RF does not, and never had a logical reason to, exist.
transient
11-06-2001, 01:11 PM
Haha, I never looked at the MR2 like that. I figured it was just a name, lol. Thanx for clearing all that up for me.
drifterx
11-06-2001, 01:34 PM
porshce and the old beetle is the on RR cars i can think of.....
i only know there is FF,FR,MR,RR,F-4WD
i dont think anyone produce the other......
i once saw a crazy hybrid.....
CRX with a engine in the hatch and rear wheel drive
i guess that might be a MR or RR
vancouvers14
11-06-2001, 02:51 PM
ford shogun (ford festiva with an sho engine in the back was a rf, but i think they only made a handful of them)
Chokudori
11-06-2001, 03:15 PM
The difference between the RR and the MR is that the MR has the engine located more towards the middle of the car. (infront of the rear tires). RR cars have an engine behind the rear tires.
That's what makes it very hard to drift a porsche.
MR has all the weight in the center so nothing loses grip even though they lose grip not as much as an FR,
Porsche is hard to drift because all the weight is on the rear-wheel, and since all the weight is on it, it is less likely to lose the grip.
-mike
For a car to be RR the engine has to be behind the rear axle. A car that is MR has to have the engine anywhere between the two axles. Thus an RX-7 or S2000 can be considered mid-engined.
drifterx
11-07-2001, 09:17 AM
S2000 is front engine cuz the engine is in the front
so is the RX7
ca18guy
11-07-2001, 09:29 AM
I think you missed the point of his post drifter, if the engines are behind the front axle then it is a mid engine even if it is in front of the driver, though I think the S2000 and RX7 have them near or over the front axle so they do classify them a FR but I can't be sure.
HippoSleek
11-07-2001, 09:45 AM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote </td></tr><tr><td id="QUOTE">Quote: from sR20deTurbo on 8:20 pm on Nov. 6, 2001
MR has all the weight in the center so nothing loses grip even though they lose grip not as much as an FR,
Porsche is hard to drift because all the weight is on the rear-wheel, and since all the weight is on it, it is less likely to lose the grip.
-mike
</td></tr></table><span id='postcolor'>
Agree with all of this, except the ease of keeping a MR car on the road. MR's are notorious for spinning. I've driven an MR2 and can attest - I've heard the NSX is similar.
*edit: BTW: Vancouver - nice call on the Shogun!! #### - I haven't heard about one of those since a mag did a feature on Jay Leno's!! edit*
(Edited by HippoSleek at 7:48 am on Nov. 7, 2001)
Gold240se
11-07-2001, 10:23 AM
I've read articles to the editor type things, and had some guy write in saying that they made a mistake and that the car they tested was a front engine, not mid, but the mag. clarified the issue by explaining that technically an engine placed behind the front engine is mid engine.
S13Grl
11-07-2001, 12:13 PM
NSX is Rear-engine, RWD.
ca18guy
11-07-2001, 12:21 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote </td></tr><tr><td id="QUOTE">Quote: from S13Grl on 12:13 pm on Nov. 7, 2001
NSX is Rear-engine, RWD. </td></tr></table><span id='postcolor'>
I thought the NSX was mid engine :confused: Now i'm just confused, are you sure about it being rear engined.
Kid Zelda
11-07-2001, 12:25 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote </td></tr><tr><td id="QUOTE">Quote: from ca18guy on 12:21 pm on Nov. 7, 2001
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote </td></tr><tr><td id="QUOTE">Quote: from S13Grl on 12:13 pm on Nov. 7, 2001
NSX is Rear-engine, RWD. </td></tr></table><span id='postcolor'>
I thought the NSX was mid engine :confused: Now i'm just confused, are you sure about it being rear engined.</td></tr></table><span id='postcolor'>
Ditto
MingMing
11-07-2001, 12:43 PM
nsx is just like mr2, mid rear engine config
even though both cars have engines behind the driver
Chokudori
11-07-2001, 12:43 PM
NSX is a MR. And MR is hard to drift as well. But not as hard as RR.
nismo270r
11-07-2001, 01:17 PM
From what I can remember, a rear engine is constituted by the engine sitting OVER the rear axle, not behind it. As in the Porsche, the weight of the engine sitting over the drive wheel's axle provides better traction. Downfall is that the added weight in the rear makes the tail very happy, and brings out the tendency to oversteer. Porsche's were well known for that trait...you could be cruising, let off the gas, jerk the wheel and the tail would come swinging out. The latest 911 design (996) has been redesigned to fix most of that problem.
As far as mid engine, I believe the engine mass is between the cockpit and the rear axle. Both MR and RR cars are suceptible to spinning out, but I think the MR is moreso, because in RR the weight of the engine over the rear axle gives somewhat more traction. Just my two cents...
drifterx
11-07-2001, 01:19 PM
i am sure the RX7 is a FWD
i am 90% sure the S2000 is a FWD too.......
someone go turn on grand turismo
then we will know for sure
ca18guy
11-07-2001, 01:22 PM
HA drifter you just said that the S2000 and RX7 are FWD=front wheel drive (like a civic) i think you ment front engined <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'>
drifterx
11-07-2001, 01:23 PM
i ment RWD
my bad
drifterx
11-07-2001, 01:24 PM
my bad again
i mean FR
this is what coming home at 4am and going to class at 9 does for someone
S13Grl
11-07-2001, 02:23 PM
<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'> Thank you! I wasn't sure about it either!
CP got it with what to consider is a RR or a MR
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