The Covering Up

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If you’ve raised the hood of practically any new car – or truck – you have probably seen the same thing, irrespective of the make or model.

A black plastic cover over the engine.

What is the purpose of covering the engine up with these ugly, anonymizing things that make every engine look like the same engine? The engine used to be the defining thing. Raise the hood and see what made this one different from the others. You probably have been to or at least driven past a car show. The cars on show usually have their hoods raised – and it’s not so you can see a plastic cover stamped “Ford” or “Chevy.”

Especially if it was a special Chevy or Ford, which many of them were.

Lots of attention was once paid by car manufacturers to how their engines looked – in order to get people to be interested in looking at them. The idea being to get them interested in the car it powered. Engines were usually at least painted a defining color, so you knew what you were looking at even if you didn’t know much about engines. Ford blue. Chevy red. Gold for Oldsmobile (remember them?) and light blue for Pontiacs (some remember them, too).

The special ones often were dressed up – that was the term used – with chrome-plated valve covers and air cleaner lids. These combinations were of almost infinite variety and some were visually compelling, industrial art at its finest. It is why great attention to the details under the hood is paid to models of these cars. It is why you can buy models of the engines that came in these cars to decorate your desk with.
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Today, almost all engines look almost identical – whether it’s a four or a six or something else. What you can’t see of them, that is. They  are hidden underneath a homogenizing black plastic cover.  Even the special ones, such as the glorious supercharged 5.0 liter V8 underneath the hood of the ’22 Land Rover Defender Carpathia I am test driving this week. If you raised the hood you wouldn’t be able to tell there’s anything special about it – even though there is – because all there is to see is a black plastic cover that looks about the same as the black plastic covers that cover up practically every other new vehicle’s engines.

Intentionally or not, this is making them all look no different than electric cars – and that is a very bad thing if you want to sell something that isn’t one. For what makes a car that isn’t electric different? I mean, other than having to spend  30-50 percent more for it and having to plan your trip (and life) around recharging it?

It is the engine, especially if it is a special one – as in this Land Rover. How many vehicles have supercharged V8 engines – and wouldn’t you want to show people? If you take off that anonymizing-homogenizing plastic cover, you will see a beautiful cast aluminum plenum and – snuggled in the middle of the engine’s “V” – the blower. That is to say, the supercharger. It is something much more interesting to look at than a black plastic cover.

So why is it covered up?

Why are almost all of them covered up?

The main reason is noise abatement. Specifically, to muffle the sound made by direct injection, the form of fuel injection now in common use by practically every car manufacturer still making engines – in order to try to “comply” with increasingly difficult (soon to be impossible) federal regulations requiring ever-higher gas mileage and ever-lower “emissions” of inert and harmless gasses (i.e., carbon dioxide).

Direct Injection (DI) injects the fuel at tremendous pressure – upwards of 2,000 pounds per square inch (vs. the typical 35 or so psi for regular electronic fuel injection) directly into the cylinder in a super-fine mist. This extracts more energy from the fuel (increasing gas mileage) and by burning less gas to produce the same or more power you reduce the volume of  gasses “emitted.”

But DI makes an unpleasant ticking sound that sounds a lot like an engine with bad lifters or maladjusted valves. Enter the acoustic cover, which usually has sound-deadening material on the underside, to silence the sounds no one wants to hear.

But they silence other sounds, too.

As for example the gear-whine sound of a supercharged V8 such as the one that powers the Defender Carpathia. Or the whistle of a turbocharger spooling up under boost.

But you wouldn’t know it to hear it.

And that’s a shame. It is something worse, actually. It is like making a great beer taste like tap water or hiding the face of a beautiful woman behind a Face Diaper. Mark that such doing has one effect, which is to make everything look the same. Which is to suck the life out of everything in pursuit of a covered-up, plasticized homogeneity.

One-size-fits-all.

It is the Mao-suiting of what was once a place that reveled in differences and not the superficial kinds being “celebrated” nowadays.

Historical footnote – or rather, a kind of anticipatory message to future historians picking through the remains of our today: There is one engine left that isn’t hidden under an anonymizing-homogenizing black plastic cover. It is the supercharged V8 engine (not direct-injected) that resides under the hood – for now – of the Dodge Charger and Challenger Hellcats. This one’s also painted Hemi Orange and to see it is to behold the engineering equivalent of a Renaissance master’s sculpture cast in steel and alloy.

Dodge wants you to see it. But the government doesn’t want you to have it. So you won’t be seeing it for much longer, courtesy of the same forces that brought you the black plastic engine cover and are bringing you the  plastic electric car, all of them extruded from the same Hellish orifice, dilating wider with every new homogenizing-anonymizing “mandate” that’s making it so.

. . .

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26 COMMENTS

  1. The sound a car makes is a huge part of it’s character, it is either dead and boring like an EV, or smooth and quiet like a lot of the new cars, not very interesting to hear.

    Lots of the older sound have their own unique sound that makes them interesting to hear, like the big V8’s or V12’s, inline sixes, boxer sixes like the Porsche 911, some of the 4 cylinders sounded cool too, like an E30 M3 at 8500 rpm, the Audi Quattro inline 5’s.

    I have a 1980 924 turbo, it is the only turbo I have driven that you hear the turbo spooling all the time on boost, a lot of the new turbos you don’t hear the turbo at all, they are boring. It also has a mechanical sound as the engine revs plus the sound of the cis mechanical injection system working, at full throttle a great sound track…this makes it interesting to drive.

    Here is a video of a hill climb race car with a 630 hp 11,300 rpm Judd V8 the car weighs 1700 lb.
    A great sound….

    https://www.youtube.com/watch?v=n_wIqcnPAgs

    • Hi Aanon,

      Years ago – decades ago – I got to test drive a then-new Mitsu 3000GT VR4. Twin turbo V6. The sound of the turbos whistling and wastegates popping as you ran it through the gears was pure emotion in emotion. Those who haven’t heard – or experienced – have no idea what they missed. Like America, as it used to be.

      • Hi Eric

        Cars that have a great sound track, just like good music, lifts your soul.

        The new EV’s are dead, boring, lifeless, silent like a morgue, the sound of death.

        Driving or buying a car is an emotional thing.

        Hearing the car is 25% of the driving experience, see, hear, feel, smell….connect.

        If you have been to a live car race and have stood by the start line, as the cars are waiting for the flag to drop, the sound of the engines revving goes right through your body, it is a very emotional experience you will never forget. EV races will be dead like a morgue.

        The new ice cars are missing 50% to 75% of the driving experience, you can’t feel them, the driving experience is completly isolated, numb, like a video game, totally disconnected and you almost can’t hear them, a lot of them seeing them is a dead experience too, because they all look the same, are bland, have no emotion, under the hood the same problem, they are just an appliance. Was this done intentionally to kill them off, make EV’s easier to sell?

        EV’s are missing 75% to 100% of the driving experience, maybe they are good for dead/near dead people…lol
        At least the Porsche Taycan and Rimac EV have a nice design, are interesting to look at.

        People don’t buy EV’s voluntarily, they must be forced,

        EV manufacturers know there is a problem, now they are piping in fake sound…lol…after 13 years and billions of dollars (tax payer’s dollars) of marketing hype EV’s still only have 3% of the market, a huge failure….lol

        With the expensive EV’s you get good linear acceleration, half of the linear/lateral acceleration experience, so you get half that experience, about 5% of the total driving experience, but miss the other 95%, a one dimensional experience gets boring fast…..a waste of a lot of money.

        Here is some great sounding vintage race cars.

        Vintage cars are from the 1920’s and 1930’s

        https://www.youtube.com/watch?v=oDydiSXeYj8

      • Hi Eric

        I have a 1995 GTI with an Audi 1.8 20vt turbo swap, 25 psi boost, 240 hp, 2300 lb, it is a fun car, it has an after market cone air filter, this allows you to hear the diverter valve release boost pressure on throttle lift, it is quite loud, the exhaust sound also has a low rumble, this makes it very interesting to drive or to hear on the street. It is also quick. The GTI was voted one of the ten best cars in the world at any price.

        Replacing the air box with an after market cone air filter lets you hear boost pressure release on turbo cars.

        The Mk1 GTI the first generation is about 1900 lb, very light, it makes a very quick hill climb race car, they are very quick…..

        https://www.youtube.com/watch?v=nVjwNa5DZg4

  2. my 2020 f150 has the ecoboost with the di fuel system. the di does make a huge clicking sound for a while , 5 mins, until it warms up. so yes, i can see covers to try and keep all that noise down

  3. Re: engine covers – it all depends. Lots of electrics on the top of today’s engines –
    coil packs, fuel injection wiring. Cover keeps top of engine clean and
    moisture-free. My engine covers aren’t bolted down, if I want to show
    the engine I just yank the cover off to display a new-looking engine.

  4. I have a Jaguar F-Type V6 with a similar but smaller supercharger, and before that I had a Jaguar XFR with the same engine and supercharger as the featured Land Rover. I run/ran both with the engine cover removed. One reason for the engine cover is that the supercharger (really the coolant jackets on top of it that you see) is not the prettiest thing around. The main reason I run without the engine cover is heat dissipation, that cover traps a LOT of heat and that heat is bad for engine performance (it increases the intake air temperature) and it contributes to the plastic coolant pipes underneath failing due to becoming brittle. Other owners have tested the heat with and without the engine cover and it is significantly cooler with the cover removed.

    • Hi Kim,

      Hey, it’s beautiful to me! I’m a weirdo who likes the look of cast alloy – especially vs. plastic. Your point re heat build-up is well-taken. Glad to have you with us!

  5. The first thing I did when I got my 2015 Bifuel Impala was to remove that crappy cover. The good thing about the Natural Gas version is it does not use direct injection, old style port injection that I much prefer. GM under Barra has made some real bad decisions, one was cancelling the Impala, one of the best cars they ever made.

  6. Last Nov, I bought a BMW SUV with “M” badges all over it. Performance wise, the thing lives up to its badging but, knowing that all I’m going to see in there is a big sheet of black plastic, I’ve never even opened the hood.

  7. I took great care when restoring the engine bay on my 71 Olds 442 convertible. The red air cleaner housing perched atop her gold power plant makes what’s under the hood of a modern car look cheap, sick, and tawdry.

  8. At least the engine cover on my 2005 Jeep Grand Cherokee had HEMI emblazoned on it, very impressive to motor head daughter #1.

    The cover on the 2003 Escape is evil, there was a recall for cover interference with either the throttle or cruise control cable.

  9. In the US there was once a thing called….. pride,,, one of the many things extracted by the schools, colleges and employers and not tax deductible. Years ago there were no cardboard box shelves in stores,,, floors were nicely tiled or carpeted, not buffed concrete,,, restrooms clean,,, people wore suits or at least ‘clean’ cloths even when out and about verses their PJ’s or shorts too small. You always get a view of ‘old school crack when visiting Walmart. Store cleanliness is out as well. Last visit to a Best Buy showed that. The quest to look different, was the aim not sameness like the hilarious Lowe’s and Home Depot. Only the color tells you which one your in. Back in the day when Self Serve gas stations opened they gave yo a discount. Today they try to force you to use digital Self Checkouts and no discount so you are basically working for the store… free.

    • Sadly, Ken, the only pride we see much of today is exhibited by sexual pervs (They have parades and everything)- Taking pride in something that is a deep shame… 🙁

      Speaking of stores: Remember when being a cashier was an actual skill? Before barcode scanners- when the skilled cashier would ring up items faster than the barcode scanners do today. You could be on a line with 4 or 5 people ahead of you in the grocery store, all with packed carts…and your wit would be shorter then than it is today with the barcode monkey ringing-up just one person in front of you…… These cashiers would take an item with one hand, and as they were looking at the price sticker and depositing the item in a bag, with the other hand they were ringing up the price on the cash register without even looking.

      Even a low-level job like that took some competence and skill- and people took pride in doing that job well -vs. today, where everything has been idiot-proofed and requires little to no skill, just some “training” to demonstrate the routine of how to use the particular computer that does your job for you- “Customer orders a Big Mac, push the key with the picture of a Big Mac on it”.

      The old skilled cashiers were paid quite well at the time; today they are paid squat, but it costs the store as much or more than it did to use skilled cashiers, because now they have to pay to purchase and maintain the hi-tech scanning system and the specialized people who keep[ it going and program it…not to mention having to update or replace the system frequently, because unlike an old mechanical cash register which is yours once you’ve bought it, and would still be functional 50 years later with minimal maintenance…the scanners have a limited life, and their demise is hastened by the manufacturers ending support or your model becoming obsolete at some point…..

      Damn! I miss those days- Just glad I got to see the tail end of them in the late 60’s early 70’s when I was very young (Probably the last time I saw an actual sensible functional supermarket!).

    • Just watch an old game show from the 50’s like the “price is Right” VS the ones from today, you can see just how much we have lost. I prefer the old episodes.

      • Landru, you couldn’t pay me to watch anything today! I used to watch “Jeopardy!” in the early 90’s just before I gave up TV, and they had already started dumbing it down. But man, I remember The Price Is Right from when I was a kid in the 70’s- It was just FUN to watch, ’cause Bob Barker’s enthusiasm was so contagious (No chance of that I suppose, these day, with whoever’s hosting it, as they probably wear a mask! ) and the contestants were spontaneous, and everyone just had a good time- just simple clean fun! Thanks for bringing bvack THAT memory.

        “….Agnes Kerpuffle, come on down!”[Dah-dah dahDAH….]

        Damn! What we’ve lost!

  10. Another reason for the cover is to discourage folks from working on the thing. Which may inadvertently be a good thing. Since they aren’t at all conducive to the average person working on them. Even with an OBD reader and a code chart. They are all Audis now. Past Audis often required mechanics who specialized in them, and got paid very well for being one. Dealers love it.

  11. My classic sportscar use to have worst engine bay. During restoration I had the aluminum valve cover and the tops of the SU carbs polished to a mirror finish. Painted the ugly air filter blue, and epoxy coated the manifolds in a polished aluminum finish. Had the engine bay painted white as per the base color of the car, and the engine block Nissan blue. Now it is my pride at the car show to lift my hood and let people view my work of art.

  12. Covering up the engine got its start in the ‘80s. When you lift the hood on my ‘84 H/O , the factory Crome breather cover stands out. You can tell there is a V-8 there from different angles but the rest of it is covered up by numerous vacuum hoses and the ever present smog crap. Back then, at least the intake manifolds were either aluminum or iron. Now the majority of the engine intakes are plastic. Plastic is cheaper than metal but you’d never know it because of the outrageous prices the newer autos command.

    • Allen,
      That was my conclusion as well. Modern engines are festooned with so many wires and plumbing running every which way it really shows how retarded and lazy the engineering has become. It’s just more ugly truth papered over with a thin veneer, a ruse to keep people blind to the fact that they’re buying a godamn mechanical nightmare. It doesn’t have to be this way either. Many motorcycles manage to keep things sleek and tidy even with the extra bloat creeping into our two wheeled friends. Architects incorporate new technology while constrained by heavier regulation and still at least try to make their creations aesthetically pleasing. Car companies shouldn’t be given a pass on this one.

      • For another PoV,

        I don’t believe automobile engineers are necessarily lazy….they have simply been given an unrealistic set of requirements. The CARB influences on general car design have presented an impossible set of requirements….and that is by design. The real bottom line is that the types of people who hold political power do not want the plebes to have the freedom to move about without restriction. As to tradeoffs, many of the 90s and early 2000s vintage cars, while really challenging to work on, are much more reliable than the cars of my youth. Back then, if you got 60,000 miles out of an engine, you were lucky. Tire technology was also very poor quality as was battery technology. I changed out the alternator on a 2000 Toyota Echo yesterday….sort of cramped quarters, but this was the original alternator with 232,000 miles on it. In any case, I miss my 1967 VW bug, but my 2002 Tacoma and 2007 Avalon are superior in every way….except ease of repair. I have no desire, however, for anything newer. The real problems with newer automobiles, IMO, relates to the excessive use of computer technology. Mercedes used to brag about how many processors were networked together in their touring cars…..what a complex nightmare. You become dependent on the skill of the programmers….and having spent thirty years in OS development, I don’t want to depend on that set of issues.

    • The latest Harley engine, the M8 (eight valves) uses a plastic intake manifold. Another thing that was metal and never a worry. “Generally” it’s fine but there are reports of cracked intakes after stuck in traffic on a hot day. Of course they have a metal replacement available from Harley, get out your checkbook.

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