You can use a ratchet a turn that long jackscrew attached to the suspension in either direction to make a car looser or tighter. Each NASCAR track has its own unique characteristics that can affect a car’s handling.
How can I make my race car tighter?
Change rear spring rates. Softening the right rear spring, and/or stiffening the left rear spring will increase the rear roll angle and will tighten the car, as will softening both rear springs. The inverse is true, stiffening the RR spring and/or softening the LR spring will loosen the car.
What does it mean when a Nascar is tight?
Tight: Also known as “understeer.” A car is said to be tight if the front wheels lose traction before the rear wheels do. A tight race car doesn’t seem able to steer sharply enough through the turns. Instead, the front end continues toward the wall.
Does adding wedge do Nascar?
The same thing happens with a race car. Compressing the spring of a left-rear wheel or adding wedge puts more of the car’s weight on that corner. This adds pressure to that end of the car just like putting the paper wedge underneath the table leg.
What is a chassis adjustment in Nascar?
Round (of wedge): Slang term for a way of making chassis adjustments utilizing the race car’s springs. A wrench is inserted in a jack bolt attached to the springs, and is used to tighten or loosen the amount of play in the spring. This in turn can loosen or tighten up the handling of a race car.
What is Nascar Heat 5 wedge?
Wedge makes the car looser or tighter. A loose car is better on the short runs but a tighter car is better for long runs. If you want a tighter car, up the wedge ; a looser car, decrease the wedge.
How does tire pressure affect Nascar?
NASCAR tires routinely change pressure by 20-40 psi from the tire sitting on the pit wall to the time it’s run a couple of laps. So the pressure you put into the tire is no where near the pressure you have three to five laps into the race. … It’s a calculated risk teams take in how low they will start their tires.
What does Wedge mean in Nascar?
Wedge, or cross weight, is the total weight of the RF and LR corners divided by the cars total weight. It is used to keep the back of the car tight entering a corner while also adding bite exiting a corner. Wedge is required to get through the corners.
What does tape do in Nascar?
This is the same tape that is used in NASCAR so that drivers can finish a race after crashing. And the tape holds up! It’s been given the nick-name “200MPH Tape”. BEAR BOND is a super strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything!
What do they say at the start of a Nascar race?
There are some phrases that no stock car fan will ever forget, including the customary “Gentlemen, start your engines” at the beginning of every race, Darrell Waltrip’s trademark “Boogity, boogity, boogity!” at the drop of the green flag, and NASCAR’s recent policy of “Boys, have at it.”
Why are Nascar cars crooked?
Even though it looks like the cars are sliding sideways, they’re really not. Their tires are still in very good grip with the racetrack. They are just steered in that direction to skew the body of the car. They used to put the bodies on crooked on the chassis to get that side force.
What’s a wedge adjustment?
Essentially, a wedge adjustment is increasing or decreasing the tension on the spring in the rear suspension. Depending on how a car is adjusting to the track, a driver might notice that track conditions have changed to a point where a wedge adjustment is needed.
What kind of shocks does Nascar use?
Penkse is one of three shock absorber suppliers to NASCAR; Bilstein and ÷hlins are the other two. Oversteer (loose) is when the rear of a car wants to trade places with the front in a turn. In other words, the car lacks grip in the rear and has an excessive amount int he front.
How does cross weight affect handling?
More wedge means that the car will likely understeer more in a left turn. The advantage to wedge is that the left rear tire carries more load, so the car drives off the turns better. … One of the problems with cross-weight is that it will change the handling balance from a left to a right turn.
Which race cars are the fastest?
World’s Fastest Cars
- SSC Tuatara: 316 mph.
- Bugatti Chiron Super Sport 300+: 304 mph.
- Hennessey Venom F5: 301 mph*
- Koenigsegg Agera RS: 278 mph.
- Hennessey Venom GT: 270 mph.
- Bugatti Veyron Super Sport: 268 mph.