Why was NA v6 dropped from 2020 explorer?

mc01svt

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I can see replacing the NA v6 in the mustang with the 2.3L ecoboost but the explorer is 4,500lbs curb weight. Thats alot of truck to move around for a boosted 4 banger.

I don't understand their powertrain strategy at all. The base f-150 XL reg cab still offers the 3.3L v6 as the base engine option. This would have been a cheaper engine option since it would combine the volume of fleet f150s and explorers. Both applications have similar curb weights and both are rwd.

The explorer ST seems to be a fun choice but for the money they're asking you may as well buy the lincoln aviator which is 3x nicer and has the same powertrain. So the engine choices and pricing dont make sense from either stand point. I do love they went back to a true RWD format for explorer. What i don't like is the pricing for all trim levels is now in the stratosphere. Lots of working class families wont be able to afford explorer anymore.
 

PC03GT

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My wife has an NA Explorer it's a tank on wheels, slow AF. The next one will definitely be an EcoBoost
 

mc01svt

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My wife has an NA Explorer it's a tank on wheels, slow AF. The next one will definitely be an EcoBoost

So you gonna drop over $50k for an ST or platinum when you could be in an aviator for almost the same price?
 

hockeylover86

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Probably because they knew that the internal water pump designs on those transverse engines was going to be costly if they continued on with them.
 

Voltwings

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Look at the torque curve of an NA v6 and a boosted 4 cylinder and the answer is clear. A turbo 4 can put out peak torque much lower, and hold it much longer. You can literally shape the powerband to be whatever you want, whereas with an NA engine your only option is revs.
 

gimmie11s

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I can see replacing the NA v6 in the mustang with the 2.3L ecoboost but the explorer is 4,500lbs curb weight. Thats alot of truck to move around for a boosted 4 banger.

The new full size Silverado has a turbo 4 banger as the base engine. It's actually a pretty sweet piece.
 

mc01svt

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Look at the torque curve of an NA v6 and a boosted 4 cylinder and the answer is clear. A turbo 4 can put out peak torque much lower, and hold it much longer. You can literally shape the powerband to be whatever you want, whereas with an NA engine your only option is revs.

That's true, however, with vehicle applications there are inherent limits to what's practical as far as stress limits, duty cycle and heat management considerations. To oversimplify things you can't just slap a 500hp turbo busa engine into a UPS truck. In general, displacement needs to increase with vehicle curb weight and aerodynamic load.

Looks like the ranger is 2.3L eco only as well. Its a shame you cant get the 2.7L ecoboost with that.
 

mc01svt

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Voltwings

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That's true, however, with vehicle applications there are inherent limits to what's practical as far as stress limits, duty cycle and heat management considerations. To oversimplify things you can't just slap a 500hp turbo busa engine into a UPS truck. In general, displacement needs to increase with vehicle curb weight and aerodynamic load.

Looks like the ranger is 2.3L eco only as well. Its a shame you cant get the 2.7L ecoboost with that.

Respectfully, I'll have to disagree. Let me preface this by saying that i personally prefer a V8 for my cars - I prefer simple horsepower - but I've been doing the turbo 4 thing long enough to know that even 100 ft/lbs per cylinder is child's play for most common 4 cylinder engines these days.

Let's take your example of stress limits though, because it does bring up an interesting view point. Turbo engines can easily handle, and make, lots of low end torque. Let's say you have the 2.3L turbo and 3.5L NA v6 both making 280 ft/lbs.
The 2.3L can make that torque probably as early as 1500 to 1800 rpms and hold it out probably as far as 4500 or so.
The 3.5 might not even make that much torque until 4500+ anyways.

So, if I were just chugging along in my car, using the engine's torque to move me through the air, rolling resistance, carry the weight, etc... which engine is actually having to work harder at a cruising RPM of say 2000 or so?
 

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