gonna stir the pot...5.4 v 6.2

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whtrapta

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STX is below XLT, it doesn't even have power windows. The FX4 get the e locker in the rear and a lot more basic luxury things. It may even have leather and nab
 

JuggNuttz

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well i cant compare them too much, since i went from a 5.4 in a 99 F-250, to a 2011 Raptor with a 6.2. i will say that at low RPMs, and city driving i didint notice much difference unless i hammered on it. now on the highway, in the 99 when i did 80-90mph (dont do this kids, its dangerous!) it felt tight to the road (i had the old f-150 style body, not the super duty style) but i could really really feel the speed. in the Raptor at those speeds, it was hard to tell i was doing 90, cuz it felt like i was still just cruising at 65.

the real real big difference i noticed was as others said, over 3500 rpm, the engine sounds like a sadomasochist getting even more excited as his nipples are being twisted harder.... the 6.2 just loves it! it craves it!! OMG HARDER!!!!!!!! thats what my 6.2 was telling me...
 

pirate air

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I've horse whipped both the 5.4 and 6.2 Raptor. Some things I agree with Birds opening post...

Immediate off the line power is pretty similar between the two. The smaller displacement 5.4's larger stroke does a good job producing torque off idle. Even though (as far as I know) Ford has still yet to publish a dyno graph for the Raptor 6.2 engine, I believe the difference in torque curves between the two (to 2500ish rpm) is very minor. I say its a draw between the two (up to 2500ish rpm), and give lack of traction the win.

Both the 5.4 and 6.2 shift like shit. I drive a lot of different cars every year (roughly 1000-1400 depending on how busy the years been [ I keep an excel spread sheet for almost every car I service, so this is easy to count]). Unless the vehicle actually has a transmission issue, I can't remember any that shifts as ****** as the later F150's. The 6.2 does feel less labored when pulling hills, in sand, or mud, so the transmission does perform slightly better over the 5.4. But around town they both; down shift hard erratically when coming to a stop, hunt around/gear surf when pulling long hills, and have extreme hesitant passing gear engagements. I give the 6.2 the slight edge on shifting only because it feels less labored, but overall I think Ford gets the big fail in the shifting department.

The 5.4 appears to get better fuel mileage, although I don't think by much. They both hog gas when you're pushing 6000lbs on 35's with kite like aerodynamics. MPG... 5.4.

Can't comment on towing between the two.

Where the 6.2 out performs the 5.4: Anytime you're leaning on it above 3000 rpm. The 5.4 just runs out of steam. (It also doesn't help that I live 6700 feet above sea level which takes its toll on engine power). The physical characteristics of the 5.4 limits its upper power band, it always has. Untill the 6.2 came along, every other light duty truck manufacture engine was driving circles around the 5.4. The 5.4 has bottom end, but thats about all. The 6.2 fills the gap by producing a solid, uniform power band from idle to red line. The power needed when exiting a corner at 3500 rpm in deep sand, with over sized heavy tires, power when needed to pass a line of cars and carry you through at 5000 rpm. If you can't feel the difference than I just don't know what to say.

There's a whole nother' reason why I bought the 6.2 over the 5.4, and that's potential, but since I don't think we're going there (yet??), I'll skip it.


There was a time I really enjoyed getting knee deep in the 5.4 vs 6.2 arguments, not so much anymore. Both 5.4 and 6.2 Raptor owners have been enjoy their trucks for their own reasons. What works for one doesn't work for all. If the 5.4 is working for you, then great! I respect that, just in return respect that the 6.2 works for me for my reasons. As for the debate about which ones faster, and Irons video, and shit not adding up on paper and bla bla bla, I don't care, I'm happy with my 6.2.
 

IRONMAN

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I must say I was KINDA disappointed for not getting a 6.2 in the beginning.
But after the sand dunes (which I was hesistant on racing against the 6.2's for FEAR of getting my ass handed to me)
I can truely say now that I'm very impressed with my 5.4 on how it performs but with a tune.
Without the tune I hated all the hunting around with the gears, definitely a whole different beast.
I've never driven a 6.2 YET, so I really have nothing to compare but after the races
I became very impressed with the 5.4 and I don't have 6.2 envy anymore.lol
Unless there are some MAJOR changes to the Raptor I WILL keep this one for a VERY LONG TIME.
 

stevenstommyboy1

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I own a 5.4 Raptor and love it. I pull a boat and I haul stuff and have had no issues with power ect... I have a custom 93 octane tune, cat-back exhaust and KN air intake installed and after doing all of that I noticed a good increase in my butt dyno. Even the wife with her feather foot noticed it. I have not driven a 6.2 and would like to someday but I am very happy with what I have. Damn a Raptor is still a Raptor. Enjoy what you have, I do.
 

whtrapta

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Heres my dyne pull. It tops out at 5500 due to the speed limiter. Every sharp drop in power is a shift point. Numbers aren't true since the pull was in 3rd gear and needed to be done in 4th.
5626_10150233433220914_565480913_7441487_5679542_n.jpg
Sorry for crappy quality
 
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