how to tune gear ratios in drag racing
I can barley manage 2nd. A big part of the reason this car did not suffer a serious loss of e.t. Computer tuning is one of the more advanced components of the game, and requires you two more heavily tune the rest of your car first, or at least get experienced at knowing what everything is and what you like. With the advent of 8- and 10-speed GM automatic transmissions, the close-ratio approach is taken to the next level. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. At 6,500 rpm the rpm drops to a higher 5,070 rpm. Posted on Published: 20161227- Last updated: 20190517. Change the gear ratios with an eye on what your top speed is in each gear. You want the / diagonal lines to be evenly spaced at the red line. This will help with turn-in and not really at the expense of straight-line stability. You start by selecting the lowest useable gear that doesnt go way over the wheelspin limit (as 6.87 obviously does), then run it up to its maximum speed in rpm (or the point at which its thrust intersects the next ratio curve), and then it is shifted down to another higher ratio. Then you would want a higher differential ratio that was 6000 divided by 6500, multiplied by your existing ratio. and our Cookie Notice The minimum and maximum ranges of acceleration for each straight can then be plotted as a bar chart, as shown at the bottom of Figure 1. Gear Ratio, RPM = (MPH x Gear Ratio x 336) Tire Diameter. Forza Horizon 5 Gear Tuning with Forzatune Pro - ForzaTune This is . The Quarter Pro dragstrip simulation program is a great way to evaluate changes like this. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Power is now easier to make than ever, and with that comes an evolution in the approach to gear ratios. If you also want to get relatively good fuel economy, a 3.55 is a good compromise. This is one of GM's latest automatics, the 10L80. On Indy suspension we only have to account for maximum grip at low speeds. Read on for a full tuning guide for No Limit Drag Racing 2! Discussion in GT5 Tuning started by Starfirebird, May 27 *Note* This guide isnt meant to get you perfect gear ratios.I made this guide to help Ive been trying to figure out the gear ratios for drag racing.. it just sucks every time I think I have it set up at the top end limit for each car I , Lenco Racing Transmissions have brought more of their racing hardened anodized finish, and a larger choice of gear ratios for perfect fine tuning of gear ratios. Tune up! They were at Daytona for Speed Week and the only way theycould compete was to adjust the intake, exhaust and port timing (these were 2-strokes) to all peak in the same rpm range. So when looking at how close you want your gears, the width of your powerband is very key. While the gear ratios are part of the story, how much abuse those units can take also needs to be considered. Ive noticed that these upper gears will make the difference in the top speed your car reached during the race combined with the Final Drive Setting. Can I gain compression by using older model cylinder heads? There's a Level 6 aston martin 1st gear tune in the comments of my Drag Racing Upgrade tips . Ill first save my best test race settings under the presets screen for whichever race Im tuning for (1/4 Mile or Mile). Set it around 3.2-3.7 to begin with and then tweak it after you're done setting up the rest of the gears. Showing 1 - 1 of 1 comments. (I made it so the screenshot would never get deleted), (Updated Side Note: If you find the car redlining at the 6th or 7th gear, just adjust the 6th or 7th gears ratio to find the sweet spot, where your cars max speed stops climbing). car first, so your car is capable of gripping better during take-off. You all go to think different about gears, you tune your first gear to come quick of the line and reduce wheelspin, this is the same, regardles of which track you are using. These are just a few examples of common questions Ford fans have. How To Tune Transmission (Gears) Tutorial | No Limit Drag Racing 2.0 The basic difference in applications is between drag racing, with its standing starts, and road racing, where minimum speeds are possibly around 40 mph. All You can do is line it back up and run again. It is also 2-lbs lighter for lower , For the gear ratios you can answer that the car is too slow in accelerating or that its impossible for you to hit top speed on the track in question. [Richmond Gear](http://www.richmondgear.com/) also bought the rights to the old Doug Nash five- and six-speed transmissions, which have at least eight ratio possibilities in every gear for an almost unlimited number of combinations. For a road-race/autocross situation, we'd like to have a multi-geared manual transmission to allow us to keep the engine in its power range at all times. But with many ratios available in some of the racing transmissions that can be fitted to the big front-engine, rear-drive cars, the number of choices and cost of track time make it important to use some rational method. the book covers tuning, maintenance, and how to avoid detonation so the engine stays healthy. This means keeping it in the powerband is essential. Gear ratio selection is a whole lot easier when your speed range is much narrower and much lower. For more information, please see our But 10.168 / 4.70 (to determine the equivalent rear-gear ratio) equals 2.16:1, which is not realistic. French Term For Browning Tomato Paste,
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how to tune gear ratios in drag racing