Nascar Cars – How They Are Built

HOW NASCAR CARS ARE BUILT

Nascar cars are modeled after certain Amercan cars that we drive every day on the roads and highways, but they are built a little different.  The frame is made out of steel tubing.  The roof, deck-shield, and hood are made out of sheet steel.  The workers who assemble the body are called body hangers.  They position all the parts according to a Nascar authorized template.  They start by clamping the body panels together. To make the wheel openings for the front fender shrinking jaws are used. This is a tool that curves metal by squeezing it.  They then switch to a tool called an english wheel.  This rolls the curved metal into a particular shape. 

The cars front suspension is  the same as everyday cars we drive on the highway today, except for the angle of the tires, which they manuplate by putting shins on the upper control arm. The right front tire tilts inward, and the left front tire tilts outward.  That’s because these cars run on an oval track in one direction only, so they drivers are only making left turns.

Next they install a brake rotor.   Then a steel spacing plate between the rotor and the wheel.  This sets up the specific distance from wheel to wheel that Nascar rules require.  They then load a pair of brake pads into a brake caliper, and then slide the caliper onto the rotor.   The caliper contains different sized pistons so that it applies the brake pads to the rotor evenly.

Now lets move on to the cars inner working and I’ll tell you how everything works.

They mount the transmission to an alimumim housing that covers the fly-wheel, clutch and other components.  Then the motor is installed in the car body.  It’s an 8 cylinder, 750 plus horsepower engine.  The cars windshield is plastic and is attached via bolted clips.  If air gets into the car, then these strong clips will keep the windshield from blowing out.  The cars seat core is made from alimumum and padded for comfort.  Every Nascar driver has his car seat custom built to match his body shape.  After bolting in the seat, the steering wheel is installed.  It has a safety release that lets the driver remove the wheel with a single pull.  This allows the drivers to get in and out of the car easily, and to remove the wheel instantly should he be injured in an accident or crash.    Finally, a large decal of the car’s number is centered on each door.   Also the car is plastered with decals showing all the cars sponsors.   Nascar stock cars have a few extra safety features on them.  Fenders allow side to side contact with other cars without their wheels hooking together.   Roof flaps direct air downward, keeping the cars close to the ground.  This stops a spinning car from flipping over.  A Nascar stock car weighs in at over 3300 Lbs.  It travels to the track in the top deck of a trailer.  This keeps the bottom level clear for workspace for the drivers mechanical crew.

I hope you have gained a little knowledge about how the Nascar car is put together in this article.  If you have any additional comments that we can learn from please leave them below as I never get too old to learn some new tricks.  I want to thank you for reviewing this article today.  If you would like a hand made Nascar Sign made with your drivers name and number please contact me at tomcmoore@amerion.com or visit http://lakewhitneywoodshop.weebly.com to see some of my work.  Again, thank you.

Written by tomcmoore
Loves to surf the internet and review interesting subjects

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