LOL and you are an auto or manual? 1/8th Mile ET and MPH Calculator: Wallace Racing BACK to Calculators. Alternately, hooking the crap out of the car might show a slightly lower mph, but a nice improvement in 1/4 time. wake the fuck up. Will achieving a faster 1/8 mile give you a higher overall mph in the 1/4? Try our 1/8 mile calculator that provides an accurate elapsed time and speed based on the horsepower and weight of the vehicle. Like at least 8.5:thumbsup: so today just out playing with stock air pressure and using the in-car timer, i launched at 3750 rpms and some-what short shifted and ran a 8.7 (note, this was with the in car timer so not sure how accurate it is). Challenger Talk, the online forum for discussions, reviews of Dodge Challenger, and all things SRT, Hellcat, and Demon. Speed, Distance & Time Calculation. what method works best for you guys with a m6 car? MPH in the 1/8th is related to mph in the 1/4. 2016 SRT HELLCAT, A8, BLACK LAGUNA & SATIN HOOD,,, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Rear Wheel HP is assuming a 10% drive train loss. The 1/8 Mile to 1/4 Mile conversion table helps you to calculate the approximate time taken by a vehicle to travel in a quarter mile track based on elapsed time taken by the same vehicle to reach eighth mile (201.168 meter or 0.125 mile… These equations are for recreation only. distance = rate x time. This is assuming horsepower is constant because for turbo cars at WOT @ 3500 - 4000 rpms are at full boost, therefore at full horsepower. You will need to convert the metrics to the same time and distance units, e.g. On oem street tires with 24 lbs air and bone stock 8.6 to 8.9 depending on hooking the tires up. Almost bald? This 1/8 Mile to 1/4 Mile conversion calculator is used to calculate the approximate time taken by a vehicle to run in a quarter mile (402.336 meter or 0.25 mile) track based on elapsed time taken by the same vehicle to reach eighth mile (201.168 meter or 0.125 mile) track. Still need to figure out all my shift points and best RPM to launch at so just seeing what time I can expect for an not so experience driver at a track? Weight is as the car sits on the line: driver and gas in it. Gear Ratios - RPM from Speed, Rear & Trans. So, you were basically running slicks. For a better experience, please enable JavaScript in your browser before proceeding. Mods: Resonators deleted, Kooks mufflers, Volant CAI, Dry 75 shot​. This table is useful for those of you who run on an 1/8-mile track and would like to know what this time equates to in the 1/4-mile. what do you guys launch your m6 at? I did not air down, or use the launch control. Weight is as the car sits on the line; driver and gas in it. I think he can go a little below that. For a given car, the higher mph in the 1/8, the higher mph in the 1/4, unless something happens to reduce mph in the last 1/2 of the 1/4. It may not display this or other websites correctly. This online calculator tool can be a great help for calculating time basing on such physical concepts as speed and distance. Will be using launch control just to get feel of it all. In order to use the above speed, distance & time calculator, or do such math on your own, you will need to know two out of three metrics: speed, distance, time. So 1/8 mile time and speed will give you a more accurate reading. distance = speed x time. Theres a few tricks we have tried on the bone stock jeeps and they all seen to work. Any thing is possible depending on the cars race wt and DA. i have been told to not really launch but take off just like i would from a red light and the wot, and i have been told to drop clutch around 3500-4000 rpms. miles, kilometers, meters, yards, feet, and hours, minutes or seconds. BTW, that second half charge is the beauty of a turbo car, Okay, traction [at the head of the track] doesnt have much to do for 1/4 mile mph [at the end], but 1/8 mile #s [half way down the track] do. These sources all include vehicle testing done by "the experts" at Car & Driver, Motor Trend, Road & Track, various written auto publications and from the auto manufacturers themselves. Decent 1/8 mile time? Any thing is possible depending on the cars race wt and DA....Agreed anything is possible, 7.82 @ 91.25 - 60' 1.79 with a 2300' DA - Instrument panel view - ticket at end of video, have to pause to get a clear view, 2015 Challenger Scat Pack 392 A8 - Best runs to date (PRE PROCHARGER, long tube headers and high flow cats) - 11.87/11.91 @ TX2K16 RPR - 11.99 @ 118 Fastest MPH Evadale, TX 9/12/15 - ProCharger D1SC W/ Race Intercooler - Snow Methanol Injection Kit #210 - MMX Forged - MMX Custom Blower Cam - DSS 4" Aluminum Driveshaft - Fluidyne Aluminum Radiator - JBA Long Tube Headers - Gutted Cats - TaZer - M/T ET Street 305/35/20 DRz - HP Tuners Pro - 705/668 at the wheels.