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 My ridiculous project... VH45DE into 240sx!First  < 1 2 3 4 5 6 >  Last
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CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (CrazyTrance)


ok. so i've been looking through the q45 fsm to figure out why i'm not getting spark. I have power to the coil packs and the power transistors are connected directly to the ecu. So there should be spark right? WRONG

Yes, everything is hooked up like it should be. But i am missing one important thing. The ignition coil RELAY.

Why? Think of your fuel pump. When you turn the key to the on position it sends a signal to a relay, which in turn sends a signal to your fuel pump control unit which finally tells the fuel pump what the **** is up.

So in this case, the power transistor doesn't know what to do because i have NO ignition coil relay telling the ecu that yes, ok i have the key turned on. So it doesn't send a signal to the power transistor which in turn doesn't send a signal to the coil packs to turn the **** on so i can roast the **** outta my tires.. So no signal, no gravy.

THAT is what i think is wrong and why i have no spark. I'm not 100% sure yet, but i'm pretty sure this is what the problem is. I'll let you guys know for sure tomorrow. Or if i'm still stuck in a ditch, moving nowhere fast.

So let me know what you guys think! Think i'm right?? Or am i just making **** up. Post!

ANyways, here is the diagram for the ingition signal system and why i think what i think is right, or should be right.

P.S. no i didn't write on the actual book damnit. i have a tablet pc. used an editing program to write it with a paintbrush. so back off





- Chase

450sx.blogspot.com
http://www.Oppositegrip.blogspot.com

CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (CrazyTrance)


**** today was stupid. I'm still stuck at figuring out why my injectors aretnt being triggered....

While we were trying to start the car again with starter fluid, it backfired through the intake and lit my friends arm on fire, holy crap. hmmm..

CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (CrazyTrance)


It ****ing RUNS!!!!

BWASAHHAHAHAHHA. ****ing parkinglots here i com!!

Thanks for ALL of your help you guys!

It's not quite it DRIVING condition yet. Still need to get the rest of the exhaust made. And it doesn't like to idle for some reason.

Also i think the tach signal is like times 2 cuz its an 8 cylinder. Anyone know how to fix that?

Omfg i'm so happy.

4 years man... good god finally my car can hit the pavement.

Enjoy.

P.S. that squeeling is just a pulley. think its cuz i have no coolant in the system.

BWAHAHA


CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (CrazyTrance)


ok. so i actually drove it today! i had a vacuum leak i didn't find until i got back from my block round trip. it was bogging and i think thats why but when it didn't bog it was quick. never got over a quarter throttle either. But now it idles PERFECTLY SMMOOOOTH.

suspension is sloppy haha. i dont even have a stock rear sway bar cuz my endlinks are missing. need coilovers. anyone wanna sponsor me?? haha.


This thing is amazing. so much torque. I'm so excited guys.

CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (CrazyTrance)


So i practiced my fabrication skills once again today.. Yes there is still more to do.... haha

Mostly exhaust stuff

Made an exhaust hanger for the muffler. The plate also doubles as my e-brake line holder thingy.

Dont nit pick about the welds. I'm welding quarter inch steel with a little miller 90. Its not a super structural piece so whatever..


Here it is mounted on the car


Another angle.


I like this one.


Almost there!!


YEAHH!!! GREAT SUCCESS!!

Wahoo! Now just gotta get the whole welded. It's just tacked.

Carl H
Bio-less Moderator



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4826 posts
1995 240SX SE RB20DET Powered!, 1995 Jaguar XJR...needs paint.
Charlotte NC
8-4-2003

 « 


welds look great, ive been having trouble getting my welder to feed normal mig carbon steel wire properly...but yet it fed the al wire just fine...
nice exhaust routing, i plan on grabbing a simple ssac dual knockoff and using that to plumb the car.



SHift_BOOM. Damnit.
Doing an RB2X swap and scared of the wiring? Check out my thread in the RB section.
Now offering VH and SR/KA/CA conversions!
Bart



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317 posts

sydney NSW
7-28-2003

 « Re: My rediculous project... (CrazyTrance)


Quote, originally posted by CrazyTrance »
So i practiced my fabrication skills once again today.. Yes there is still more to do.... haha

Mostly exhaust stuff

Made an exhaust hanger for the muffler. The plate also doubles as my e-brake line holder thingy.

Dont nit pick about the welds. I'm welding quarter inch steel with a little miller 90. Its not a super structural piece so whatever..


Here it is mounted on the car


Another angle.


I like this one.


Almost there!!


YEAHH!!! GREAT SUCCESS!!

Wahoo! Now just gotta get the whole welded. It's just tacked.

Your welding looks great mate
The look on your face when you started the motor up was great, hopefully i will experience the same thing in a few day when i start up my motor.
CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: (Carl H)


Quote, originally posted by Carl H »
welds look great, ive been having trouble getting my welder to feed normal mig carbon steel wire properly...but yet it fed the al wire just fine...
nice exhaust routing, i plan on grabbing a simple ssac dual knockoff and using that to plumb the car.

Thanks, its really a pretty simple routing, there arent many bends in the tubing which surprised me, made it a whole lot easier. and the clearance is decent also. Doesn't hang down too much.

Quote, originally posted by Bart »
Your welding looks great mate
The look on your face when you started the motor up was great, hopefully i will experience the same thing in a few day when i start up my motor.

Thanks haha. It was awesome. The sound is amazing, you will have the same look. trust me.

USsil80

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1675 posts

minot nd
9-7-2003

 « 


quick pic request... can you take a pic perpendicular to the frame rails to show how low the collectors hang below the frame rail... and i love how you did the exhaust..



get sideways and fly

part of the less than 1% protecting our freedoms

USAF

craigztoyz



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714 posts
90 300ZX VH45 95 J30 90 rx7 lots of cars older then me.
Austin TX
1-18-2008

 « Re: (USsil80)


fun as hell to drive huh?

Nice info on your build.

sr20deTsomeday118



Online

848 posts
1991 240sx/se coupe
Chicago Ridge IL
12-4-2007

 « Re: (craigztoyz)


i need vids of parking lots being molested by flying rubber



Quote, originally posted by numbnuts240 »
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CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: (sr20deTsomeday118)


ok. so I have solved all running problems.

I found two bad injectors. Number one and number two cylinders. I happened to have two brand new injectors from the other engine i got out of the q45 i bought. replaced them and decided to set the cas back to the center since that is where is is supposed to be.

This thing SCREAMS. Took it through this huge tunnel with a buddy of mine Holy **** balls you guys. This thing has its own sound. Nothing sounds like it.

It LOVES to be sideways. A flick of the throttle is all that is needed. TONS of torque. But holy **** is it hard to steer with no power steering. I need a remote mounted electric unit asap.. like one from the gen 2 mr2's.

Anyways. I'll video a highway run or a sound clip or something. It sounds WAY better than the first video i gave you guys. The exhaust does wonders.

I'm so god damn happy. Drove it 90 miles today and no overheating problems.

SuperHatch



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872 posts
07 Tundra, VH Powered S14, VH Powered 92 Slicktop Z32, 92 Q45 Beater
Manahawkin NJ
11-17-2006

 « Re: (USsil80)


Quote, originally posted by USsil80 »
quick pic request... can you take a pic perpendicular to the frame rails to show how low the collectors hang below the frame rail... and i love how you did the exhaust..

Everyone always asks this question, I'm assuming because they're worried about ground clearance.

The collectors WILL hang below the framerails no matter what. The framerails are not tall enough to hide the collector, even if it was touching the floorboard. There is simply no way to protect the primaries from ground impact using the framerails.

You either need shorty headers to get the collector tucked up higher, which BTW is nearly impossible on the drivers side, or just run a log manifold.

I am curious about Mazworx headers though, they were able to tuck their collectors up higher by placing them in the area under the slanted part of the firewall. They used extremely short collectors (shorter than I could find while making mine) and actually angles the collectors exit relative to the primaries. IF they don't hang below the framerails, that is most likely the only way to do it.





- Stephen
http://www.godspeed-racing.com
PresidentV8Fan

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12 posts
1989 Nissan 240wx
Vista CA
8-15-2008

 « Re: (sr20deTsomeday118)


We need vids...This has been a goal of mine to do for quite sometime, good luck
blackieblack



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515 posts
240sx s13
milwaukee W.I.
7-22-2006

 « Re: (PresidentV8Fan)


yup def nice build man. i think ive seen you on club fr.




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450Z



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71 posts
450Z - 1972 Datsun 240Z with a VH45DE
Kingston Ontario
3-19-2006

 « Re: (CrazyTrance)


I'd like to hear the sound of your car as well. Mine has a distinct sound to it as well, not like sbc or sbf. I thought is was my choice of mufflers, that's why I'd like to hear your's to compare.
The exhaust was a simple one with a few more bend then yours.
Mine can be heard here: http://ca.youtube.com/watch?v=BgkYvKY_5TM





"The cost of racing hasn't increased in 30 years. Back then, it took everything you had. And it still does."
http://www.cardomain.com/ride/563982

titaniumbullet

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67 posts
BMW 325Ci
Minneapolis MN
8-21-2008

 « Re: My rediculous project... (CrazyTrance)


rediculous is the correct word for that my friend....



My ride...
sr20deTsomeday118



Online

848 posts
1991 240sx/se coupe
Chicago Ridge IL
12-4-2007

 « Re: My rediculous project... (titaniumbullet)


updates paleeeze
CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (sr20deTsomeday118)


i will definitely throw up some updates soon. I've been to busy actually driving the car haha. Maybe a new video will pop up this weekend if i go cruising.
killakarebear



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23 posts
1991 Nissan Maxima SE
Hermitage Tn
7-20-2008

 « Re: My rediculous project... (CrazyTrance)


Bro that's so crazy its rocks what rear axle are u going to use? if stock 240 will it handle the torque? but yea im drooling over it. kept up man
CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (killakarebear)


yeah it will handle the torque. Welded diff.

So yeah, my alternator went out on my way to school. So 300 miles from my destination i was running on battery alone.... Had to keep switching batteries between our van and my car to try and make it. Well one of the batteries took a crap on us so i had to leave it at some random restaurant haha. Bought a new battery the next day and barely made it to my house in rapid city. So i ordered a new alternator and it wont be here till wed..

****TY.

BMAR240SX



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3229 posts
1993 240sx Coupe
QUEENS NY
8-21-2006

 « Re: My rediculous project... (CrazyTrance)


One more video please



FS: Xenon lip pre-cut for front mount, with Canadian DTRL's and JDM Side Marker
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NSR_s30
Drive to live, live to drive



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15171 posts
'99 Ford F250 7.3L Diesel, '71 Datsun 240Z
Somewhere in OH
10-8-2004

 « Re: My rediculous project... (BMAR240SX)


Quote, originally posted by BMAR240SX »
One more video please
Makes me want to put a VH in a S13.



- Josh -
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Razi
Fuzz Ball



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8435 posts
Moo
Southern California
12-31-2006

 « Re: My rediculous project... (NSR_s30)


I wonder if my dad will notice if I remove the engine from his Q....
Wonderful build man! I'm jealous!




CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (Razi)


Thank you!

Lately i've been having some issues with it. It seems to be bogging and i'm sure this is timing related.

A couple things annoying me are that my speedo works very intermittently. I even swapped out the speedo for another one and it doesn't work. I think the signal from the z32 transmission is like a different voltage or something? I might have to get a custom spedometer or one from a 300zx... not sure, if anyone knows whats up let me know.

And i'm also trying to figure out how to get the tach to read correctly. I know you should be able to take it apart and add a resistor somewhere but i'm not sure where..

Other than that i'll try to work on getting a video up within the month. There is suppossed to be a little drift event going on out here in rapid city where i go to school towards the end of september so i'll probably get one up then.


One more thing. I need new tires

LEMHEAD16



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1150 posts
1990 240sx Hatch VH45, 2006 Frontier 4x4, 2009 VW tiguan
Boise ID
5-6-2003

 « Re: My rediculous project... (CrazyTrance)


Could you please post up your wiring diagram. I just finished the headers on mine and am going to start with the wiring next week. Any help would be great.




VH45 S13. KTS coilovers. Megan RUCA's. Weds Farmas 17x8 +8. Bridgestone Potenza 225/45/17, bald rubber. CATCO cat. Magnaflow muffler. Built by me!
KrazyKyle



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95 posts
2008 350Z Base
Normandy Tennessee
9-18-2005

 « Re: My rediculous project... (CrazyTrance)


How did you get past having to clearance the oil pan?
SuperHatch



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872 posts
07 Tundra, VH Powered S14, VH Powered 92 Slicktop Z32, 92 Q45 Beater
Manahawkin NJ
11-17-2006

 « Re: My rediculous project... (KrazyKyle)


Quote, originally posted by KrazyKyle »
How did you get past having to clearance the oil pan?

???

There is no clearancing of the oil pan on an S-chassis car.

KrazyKyle



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95 posts
2008 350Z Base
Normandy Tennessee
9-18-2005

 « Re: My rediculous project... (CrazyTrance)


Thats right. Oops. I was thinking of the Z32.
jerdog1

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338 posts
1994 300ZX/1991 300ZX/1991 Maxima
roseville ca
11-5-2007

 « Re: My rediculous project... (CrazyTrance)


Nice fab work!!!Cant wait to see it finished!
CrazyTrance



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214 posts
1991 Nissan 240sx - vh45de
Golden Valley Minnesota
4-4-2005

 « Re: My rediculous project... (LEMHEAD16)


Quote, originally posted by LEMHEAD16 »
Could you please post up your wiring diagram. I just finished the headers on mine and am going to start with the wiring next week. Any help would be great.

i lost the sheet that had all of the wires i had to cross over. If i remember it was like 15 wires or so. Not exactly sure.

RowleyHKD87



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18 posts
1991 240SX SE RPS13
Spartanburg Soiuth Carolina
9-16-2008

 « Re: My rediculous project... (CrazyTrance)


That's awesome, I wanna put a vh45 in my car...
Kalypso
Suffers from Progressive Down Syndrome



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7723 posts
nico mods love to change my title
Flushing, Queens NY
7-24-2007

 « Re: My rediculous project... (RowleyHKD87)


that transmission is simply massive



For Sale: Sr altenator 60... Greddy sr20 RAS 47


gtrob



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26 posts
R32 GTR
Australia
10-5-2007

 « Re: My rediculous project... (CrazyTrance)


Nice looking conversion you got going here mate. except for one thing. The spacer you have to adapt your manual trans to the back of the engine. Who ever thought up that idea is completely mad. Unless you pulled your engine down and got your fly wheel and clutch perfectly balanced to your crank shaft you will run into problems in the future. And big ones at that.
What you have done there is put a hole lot of stress on the back of your crank shaft. you have a nicely balanced and turning crank that is happily turning around at say for point of the argument 5000 rpm and you have bolted a completely out of balance fly wheel and clutch 50mm away from the end of it. If for say point of the argument (again) your flywheel and clutch assembly is out of balance by 3 or 4 grams when its bolted directly to your crank, you won't really feel any vibrations at all. Move that out of balance mass away from the end of your crank and you are going to feel and imperfection in the balance of your fly wheel and clutch a hole lot more. The stress you are putting on the back of your crank shaft is huge. Mate you are looking at serious probs here. Have you ever seen what happens to the inside of a car if a fly wheel or clutch comes unstuck. Not a good looking site at all.
i personally would be very concerned about that, and please don't take this as a dig at you, as I think every thing else you have done so far looks really good and it would be very disappointing to see it all come unglued because of something like that. Now i know there is alot of people out there doing this, and getting away with it.
In my time as a diesel mechanic I have seen a number of stationary engine that have broken the end off the crank shaft because of poorly designed set up some what like what you have there, and most of those engines would only run at 1500 to 2000 rpm. and are under constant load. Alot less revs than what you would be hoping to get and you will be giving it alot more shock load. (Eg gear changes).

Quote, originally posted by CrazyTrance »
Ok, so this thread is basically explaining what I have been working on during the past three summers.

[edit]removed quoted post content because it was huge![/edit] - mod

Thanks for looking!

- Chase Gardner





R32 GTR 250 rwkw
XE falcon ute. 351 cleveland. Lots of rwkw. Old school technology BIG cubes and lot of fuel. Soon to be twin turbo VH45DE
HZJ75 Land cruiser with 6.5 chev diesel.
Home made jet engine.
http://www.fulbosjet.net
Nothing like the sound of a 2 stroke flat out. Even better when there is 5 of them making over 10,000 hp
Mettler
VH Moderator



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1362 posts
HR31 GTS-8 coupe, VH41/45 Hybrid Transplant
Hamilton
1-15-2006

 « 


^ that's a fair call, and in fact here in New Zealand we're no strangers to flywheels flying off... mainly with rotary engines though (due to the design of how they're held to the e-shaft)!

It was commonplace enough during burnout competitions at the nationals that the government has made it the law to require at least a 3mm steel transmission tunnel shield above the bellhousing area in all rotary cars.

Vids are available on youtube of a couple of oldschool RX7s blowing their flywheels and bonnet flying open... **** that's dangerous, imagine the red hot flywheel nailing a spectator!! Or worse, chopping off the driver's feet. Nasty! This is of course an extreme scenario, and what's more likely is the unbalanced load will simply reduce the life of your engine.

So yeah I am in full support of ensuring the flywheel and clutch setup is properly balanced with the engine's rotating assembly, and if a spacer must be used, that the appropriate length highest tensile bolts available are used to ensure maximum thread engagement!



Nissan VH V8 > your preferred engine.
gtrob



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26 posts
R32 GTR
Australia
10-5-2007

 « Re: (Mettler)


Yeah fly wheel coming off is not a good thing too happen. I have a old photo of one of my dads cars that had a fly wheel part company from the engine at about 8000rpm. Now he had a scatter shield for safety, it opened that up like a can of baked beans, went though the transmission tunnel and planted it self in the passengers side door. Luckily no one was in there with him. and that fly wheel clutch assembly was balanced the engines bottom end.

I would still be very carefully with spacing the flywheel and cluth away from the back of the engine, even if it is balanced as you are putting huge stress on your engine. What do you do if you have a nut or a bolt that is tight and you cant get undone. you get a mechanical leverage on to what you are trying to undo. That is same as what is happening here. except the nut you are trying to undo has now turned into a rotating crank shaft.

White Comet
type x fanboi



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18565 posts
fc, s13 and mazda3 (owned!!1!)
lancaster Pa
6-15-2006

 « Re: (gtrob)


jsut read thsi from start to finish. amazing fab work



door panels hatch sunroof

Quote, originally posted by Logan76 »
I swing it around like a helicopter and all the ladies want to go for a ride.

Quote, originally posted by mrgreeneyes »
sorry i cant satisfy you, jeff


bsaw32

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13 posts
skyline GTR
calgary ab
10-11-2008

 « Re: (White Comet)


sick ride!
Hypnotize



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39 posts
'89 Nissan 240sx SE Coupe
Miami Fl
3-21-2008

 « Re: (bsaw32)


Nice build, you are the man!




Presscott707



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288 posts
1999 Maxima 5spd 1999 QX4
Brunswick Maine
1-15-2006

 « Re: (Hypnotize)


nice my hat is off to you bro. i can wait to see vids of that beast driving.



1999 Maxima 5spd
tein coilovers centerforce duel friction clutch fadenza flywheel Stillen ram intake cattmen header y pipe and cat back with e-bay high flow cat.

EDIT: Max sig image size is 600x200. Thanks

R.I.P Dhione Loyola Watkins

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