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View Full Version : I rode a new YFZ 450 today



smokinwrench
07-20-2003, 07:58 PM
This thing was amazing to ride, it handles like a dream. The suspension is pretty stiff, made for racing. It is 10 times better at everything than a raptor is even speed, and quickness. If I was going to buy a new quad today this would be the one.

Josh

AirManCam
07-20-2003, 08:37 PM
I think the warrior may be going in for a downpayment! I think just maby

NOS_350X
07-20-2003, 08:39 PM
i agree with everything you said they are by far the best quad made

smokinwrench
07-20-2003, 08:42 PM
The more I ride these new 4 stroke quads the more I'm starting to lean toward 4 instead of 2 stroke power. Something might be freezing over soon. :-D

Josh

TrikeKid
07-20-2003, 08:47 PM
I saw one out at capitol forest today they look cool

ATC crazy
07-21-2003, 12:05 PM
I have never personally seen one up close or ridden one, but the more I see them and hear about them the more I like them. Mabey I'll have one a few years down the road. :rolleyes:

AirManCam
07-21-2003, 10:09 PM
NO WAY the500 quadzilla was by far the best quad ever made but i think im gonna get a 450 :D

NOS_350X
07-21-2003, 10:50 PM
NO WAY the500 quadzilla was by far the best quad ever made but i think im gonna get a 450 :D

the 450 is quicker and faster than the quadzilla during all the races i saw at the dunes

Dynofox
07-21-2003, 11:08 PM
Which would you rather have though 450 or a mint trx 250r?

NOS_350X
07-22-2003, 01:36 AM
Which would you rather have though 450 or a mint trx 250r?

Thats a tough one the only reason i would go for the 250r would be because its a honda. Thats the only thing it has over the 450.

Psyonyde
07-22-2003, 03:19 AM
how is the 450, compared to something like the banshee??? did u race any while you were riding, and if you did, what was the outcome?

TimSr
07-22-2003, 10:51 AM
Which would you rather have though 450 or a mint trx 250r?

Ill trade mine in an instant!

Ive said it before, and Ill say it again - The TRX250R reigned as king for a long time, but its yesterday's news, and today's dinosaur. Itll still hang with about half the "new kids" in the holeshot, but after that, its at a serious disadvantage. "250R's" being raced today, have very few 250R parts still on them.

NOS_350X
07-22-2003, 11:27 AM
how is the 450, compared to something like the banshee??? did u race any while you were riding, and if you did, what was the outcome?

stock shees lost piped shees lost but excessively modded shees won if you give the 450 time to get some peformance parts the shees wont stand a chance

AirManCam
07-22-2003, 12:53 PM
I dont know if i believe taht :?:

smokinwrench
07-22-2003, 06:45 PM
Most sand drag races are won by the rider. It is a completely the rider and tires if the machines are fairly equal in performance.

I have a hard time believing that only piped banshees were beating it. Pipes are probably the only thing you could see.

Josh

200xer
07-22-2003, 08:50 PM
I wouldn't doubt the 450 too much. At around 50 hp stock and only 350 lbs, she ain't gonna be slow.

YAMAHA_Jim
07-22-2003, 09:22 PM
I have yet to see or ride a 450.I'm hearing alot of good things about them though. Even though you can still buy a new banshee,they are still yesterdays news and fast becoming a dinosaur like the trx.Hopefully I will get to check out a new 450 soon.

Looking For Trike
07-23-2003, 01:56 AM
I know i am not to impressed with the 450 the one that was in our local riding spot couldnt hold a candle to my atc 250r Dont get me wrong they are one of the coolest machines ever and i would love to have one but i think i'll be sticking with the 250r

ATC crazy
07-23-2003, 01:15 PM
:shock: Where did you get the 50HP from? I highly doubt it. It might have that in their dirtbike but I'm thinking more like 35-40 in the quad.

NOS_350X
07-23-2003, 03:27 PM
:shock: Where did you get the 50HP from? I highly doubt it. It might have that in their dirtbike but I'm thinking more like 35-40 in the quad.

there the exact same engine so why would one be less than the other?

AirManCam
07-23-2003, 03:44 PM
he sayed piped banshees still lost and i dont believe it i will tell you when i get it. im gonna go trade the warrior i think :twisted:

NOS_350X
07-23-2003, 04:29 PM
I know i am not to impressed with the 450 the one that was in our local riding spot couldnt hold a candle to my atc 250r Dont get me wrong they are one of the coolest machines ever and i would love to have one but i think i'll be sticking with the 250r

what exactly do you have done to your 250r because there is not way its keeping up with it

airman are you seriously getting one? that would be sweet then you would see everything i'm saying is true

ATC crazy
07-23-2003, 05:12 PM
:shock: Where did you get the 50HP from? I highly doubt it. It might have that in their dirtbike but I'm thinking more like 35-40 in the quad.

there the exact same engine so why would one be less than the other?

Manufacturers always de-tune them for quad production :x

Looking For Trike
07-24-2003, 12:17 AM
I just have an fmf fatty the 450 had gecko's and thats was it for performance but he wasn't even close to the 250 have you ever ridden a 250r 3 wheeler if you havent you should because from what i have experienced not one stock machine can come close to beating the atc

alcherny08
07-24-2003, 02:52 PM
The reson that the same engine makes less horsepower in the quad than in the dirt bike is because the WR450F weights about 240 pounds when the quad weighs 110 pounds more, some power is going to be lost. Not to mention the dirt bike engine is rotating a 4 inch wide tire and the quad is rotating an axle with two 11 inch wide tires.

Just my 2 cents. :-D

ATC crazy
07-24-2003, 03:43 PM
Weight of the machine has hardly anything to do with engine HP. It will lose about 2HP turning the heavier tires, and axle but the manufacturers still de-tune them for quads. Its been like that for just about every ATV engine related to a dirtbike's or Enduro's.

200xer
07-24-2003, 03:49 PM
It's tough to understand, but numbers are really irrelevant. The only point I was trying to make is that the 450 makes a lot of power, and is in a lighter frame than the banshee. I'm not saying one is faster than the other, but I would say that it's possible for the 450 to be faster.

Despite what some of you think, the Banshee is not invincible, nor is it slow. So quit arguing about the stupidest stuff imaginable.

AirManCam
07-24-2003, 04:15 PM
Im gonna make my banshee invincible :twisted:

ATC crazy
07-24-2003, 05:12 PM
I dont like Banshees too much....

Kilborg
07-24-2003, 07:10 PM
Guys, remember something. Our 2 strokes were not in a very high state of tune really, only running a modest 37 horses at the crank (250r). This can be boosted to about 65 horses with some work, no sort of cheating methods involved, straight up natural aspiration. The new 4 strokes of today are faster because they are in a pretty high state of tune as it is, so there is less room to improve on what is there. Sure, you could probably get a decent amount of extra power, but its not like the gain you will get with the typical stock 2 stroke engine upgraded.

But yeah, these new thumpers scream. I rode a crf450 bike around the time they were just coming out, and it was almost definently the fastest stock mx bike i have ever ridden. While it was only a practice moto (track i used to hang out at some) that my freind let me take his bike for a spin, I smoked everything out there. I know there was probably some rider advantage, but its a genuinley fast bike. Im pretty sure a newbie or less talented rider could get on one and be a force to reckon with, theyre that forgiving. Jump like a 2 stroke, torque around (and REV like a mofo) without shifting as much. So much easier to ride, but I still prefer a 2 stroke. I think on a similarly tuned newer cr250r I could turn a faster lap time on, but that has yet to be seen (*newest fullsize bike iv ridden not including a new vor the same day the 450 ride, was a 88).

AirManCam
07-24-2003, 09:34 PM
That doesnt change my mind any i think im still going to get it

Manny55
07-25-2003, 02:54 AM
The banshee will never become a dinosaur lol.

-Manny55

Man honda needs to come out wit a 400cc 2 stroke quad that can beat the banshee.

TimSr
07-25-2003, 09:29 AM
REAL races arent won on the straightaways, and a good handling ride will beat an overweight dinosaur powerhouse every time. I think this new Yammy has a very promising futures as a race machine. The are racing some locally now, and they look very good. Most sport quads are marketed towards and aimed primarily at MX racing, and how they fare in that market will determine their future. Its no good to be the fastest if you cant turn the corner!

Merriman
07-25-2003, 06:35 PM
I own a YFZ 450. It's pretty damn fast for stock. The Horse Power rating on them stock is ruffly 40-42 HP. with a pipe, airbox lid removal, and jetting they put in the upper 40's, around 46HP. There are a ton of mods that can be done aswell. Mine is getting a "cam mod" where they take the exhaust cam and advance it one tooth forward changing it from a WR cam to a YZ cam......It's not that complicated to do, and it gives you 1-2HP. I sent mine already to a aftermarket shop in Phoenix called DFR racing, and I'm getting a ton of work done to this bike to make it MX ready. By the time I am done it will have completely aftermarket suspension (long travel), a beefed up motor pushing almost 50hp, and other stuff. I have not raced the stock YFZ against my 85 ATC 250R yet, but with the YFZ being stock I think my ATC is still faster. ( i have alot of motor work in my ATC though) when I get my YFZ back it may be a whole different story.........

ATC crazy
07-25-2003, 09:24 PM
Awesome....keep up posted when it get done

250sxRacer
07-25-2003, 11:12 PM
my new dirtwheels mag says there 45hp stock.

cartmanchubs
07-30-2003, 04:28 PM
If you wanna check out some videos of the 450 go to
http://www.dunereview.com/home.htm
Go to the St. Anthony videos. Watch how at that cherrychoke hill how hard it is for the shees and the raptors to get up that hill and watch how the damn 450 just shoots off the top. Just putting in the 2 cents.....

350Xrider
08-09-2003, 02:37 AM
Actually the engine in the quad has been sleeved down to 439cc's I think is what I read. And is said to have near 45 rear wheel horsepower which is dam good.

AirManCam
08-10-2003, 08:32 PM
Uh yeah it is and it doesnt have drum brakes :D

250rmanfmf
08-16-2003, 11:47 PM
250r's are faster than a 450. 250r's maybe yesterdays news but still, no other quads are like them, there is no quad yet stock that will handle like a 89 TRX 250r. banshee, 450, Raptor, DS 650, nothing stock. 250r is the best quad ever made. the Raptor is also a very good quad, but was detuned just like a lot of new quads but has lots of protentail. Also on the race track a TRX 250r will take any quad on any corner. I seen it time and time again and is one of the reasons why they still run today.

Its funny though I see more 250r's on the race tracks and race teams than banshees and with amueters that just ride trails and so on and so forth I never see TRX or ATC 85-86 250r's but I always see a million banshees.

I dont know, it is just weird
still 450 is a nice quad