How much MPH does your car pick-up from 1/8 to the 1/4? - Moparts Forums

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How much MPH does your car pick-up from 1/8 to the 1/4? #651503 03/26/10 02:58 AM 03/26/10 02:58 AM
Joined: Nov 2006 Posts: 637 Kokomo,IN StripeHOG OP mopar
StripeHOG OP mopar Joined: Nov 2006 Posts: 637 Kokomo,IN	21 mph Gain I know my car is out of steam past the 1/8 96mph 1/8 and 117mph 1/4 my car has 4.30 gears, 28x11.5 tire, and a 9" converter that flashes at 4500 Andrew Brough D372 1969 Dodge Dart GTS 1.43 60'best 6.82 1/8 98mph "the light came on and I ran out of talent"

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: StripeHOG] #651504 03/26/10 03:05 AM 03/26/10 03:05 AM
Joined: Dec 2007 Posts: 10,542 BROOK PARK, OH WILD BILL Senior Member of the Junior Dragster Club
WILD BILL Senior Member of the Junior Dragster Club Joined: Dec 2007 Posts: 10,542 BROOK PARK, OH	That's roughly the same as my car used to do with the old motor. Never thought it was anything but normal. I see you can't sleep either

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: StripeHOG] #651505 03/26/10 03:48 AM 03/26/10 03:48 AM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	I hit the 1/8 at 118 and hit the 1/4 at 148 normally difference of 30 mph Last edited by MR_P_BODY; 03/26/10 06:34 AM.

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: StripeHOG] #651506 03/26/10 04:29 AM 03/26/10 04:29 AM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	You can use this calculator and check it www.wallaceracing.com/eigth-mph-from-quarter.php

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: StripeHOG] #651507 03/26/10 06:33 AM 03/26/10 06:33 AM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	I was just playing with the calc and it looks like a fairly linear line for a increase in speed between the 2 points.... 1/4 speed... 1/8 speed... difference 100......... 79........... 21 110......... 86........... 24 120......... 94........... 26 130......... 102.......... 28 140......... 110.......... 30 150......... 118.......... 32 Last edited by MR_P_BODY; 03/26/10 12:47 PM.

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: MR_P_BODY] #651508 03/26/10 06:41 AM 03/26/10 06:41 AM
Joined: Nov 2003 Posts: 10,384 Upstate NY Bigcube I Live Here
Bigcube I Live Here Joined: Nov 2003 Posts: 10,384 Upstate NY	Mine is in my sig Jim

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: Bigcube] #651509 03/26/10 07:07 AM 03/26/10 07:07 AM
Joined: May 2004 Posts: 2,864 IN Irun5snd8th master
Irun5snd8th master Joined: May 2004 Posts: 2,864 IN	Mine is about 25 but mine is a turd upstairs AFCO, Rons Fuel Injection sponsored Dodge Challenger Mention Street Lethal Motorsports

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: Irun5snd8th] #651510 03/26/10 07:11 AM 03/26/10 07:11 AM
Joined: Jul 2006 Posts: 4,595 On the south side of Nowhere S S/ST 3040 master
S/ST 3040 master S Joined: Jul 2006 Posts: 4,595 On the south side of Nowhere	Best of 100.8 MPH in the 1/8 and 124.73 MPH for me.

Re: How much MPH does your car pick-up from 1/8 to the [Re: StripeHOG] #651511 03/26/10 08:09 AM 03/26/10 08:09 AM
Joined: Nov 2003 Posts: 1,969 Chandler, AZ Duner top fuel
Duner top fuel Joined: Nov 2003 Posts: 1,969 Chandler, AZ	26-27 for the street truck.

Re: How much MPH does your car pick-up from 1/8 to the [Re: Duner] #651512 03/26/10 08:17 AM 03/26/10 08:17 AM
Joined: Jan 2003 Posts: 3,007 A shed in England Tig master
Tig master Joined: Jan 2003 Posts: 3,007 A shed in England	29 mph best here. Wallace says it should be 31. Normally around 28mph. '74 Challenger..9.46 @ 145.9 1/4, 6.001 @ 118 1/8 so far. 4023lb !!! # N/A, Marsh performance 655ci, Indy Maxx, T/R, Indy 600-13 X's, Street legal, pump gas, full interior, Cal-Tracs, mufflers, 3:73's and real 10.5 radials. 9.51 @ 142.4 1/4, 6.003 @ 114 1/8 with our old mule KB, 572-13, 580 wedge. RHD '68 Barracuda Fastback 323ci street/strip. Best ET 13.88 @ 99.03

Re: How much MPH does your car pick-up from 1/8 to the [Re: Tig] #651513 03/26/10 08:24 AM 03/26/10 08:24 AM
Joined: Oct 2004 Posts: 8,166 Left Coast B BobR master
BobR master B Joined: Oct 2004 Posts: 8,166 Left Coast	50 mph.

Re: How much MPH does your car pick-up from 1/8 to the [Re: BobR] #651514 03/26/10 08:57 AM 03/26/10 08:57 AM
Joined: Jan 2003 Posts: 6,591 Canton, Ohio S Sport440 master
Sport440 master S Joined: Jan 2003 Posts: 6,591 Canton, Ohio	28 MPH here almost exactly like MPodys calcultions state. mike

Re: How much MPH does your car pick-up from 1/8 to the [Re: Tig] #651515 03/26/10 09:42 AM 03/26/10 09:42 AM
Joined: Nov 2003 Posts: 1,969 Chandler, AZ Duner top fuel
Duner top fuel Joined: Nov 2003 Posts: 1,969 Chandler, AZ	That just means you are leaving too hard! Continue adding air in your rear tires until your performance stats match the provided table.

Re: How much MPH does your car pick-up from 1/8 to the [Re: Duner] #651516 03/26/10 10:17 AM 03/26/10 10:17 AM
Joined: Jan 2003 Posts: 1,855 Staten Island N.Y. Dap top fuel
Dap top fuel Joined: Jan 2003 Posts: 1,855 Staten Island N.Y.	Usually 26mph PRH446 10.084 @ 135.21 mph N/A through chambered mufflers,3300lbs. Stock stroke wedge

Re: How much MPH does your car pick-up from 1/8 to the [Re: Duner] #651517 03/26/10 10:18 AM 03/26/10 10:18 AM
Joined: Aug 2003 Posts: 43,902 Bend,OR USA C Cab_Burge I Win
Cab_Burge I Win C Joined: Aug 2003 Posts: 43,902 Bend,OR USA	100 MPH to 101 in the 1/8 and 128.+ in the 1/4 Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: StripeHOG] #651518 03/26/10 11:52 AM 03/26/10 11:52 AM
Joined: Jul 2004 Posts: 19,318 State of confusion T Thumperdart I Live Here
Thumperdart I Live Here T Joined: Jul 2004 Posts: 19,318 State of confusion	A little over 25 mph for me. Last edited by Thumperdart; 03/27/10 04:56 PM. 72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: MR_P_BODY] #651519 03/26/10 12:42 PM 03/26/10 12:42 PM
Joined: Jan 2003 Posts: 6,591 Canton, Ohio S Sport440 master
Sport440 master S Joined: Jan 2003 Posts: 6,591 Canton, Ohio	Quote: I was just playing with the calc and it looks like a fairly linear line for a increase in speed between the 2 points.... 1/4 speed... 1/8 speed... difference 100......... 79........... 21 110......... 86........... 24 120......... 94........... 26 130......... 102.......... 28 140......... 110.......... 30 150......... 118.......... 32 Mike is there an error @ 110 mph That 34 MPH jump dont jive mike EDIT, Mike, I see its just a math error. Should be 23.43 Gain not 36. mike Last edited by MR_P_BODY; 03/26/10 12:48 PM.

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: Sport440] #651520 03/26/10 12:46 PM 03/26/10 12:46 PM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	Quote: Quote: I was just playing with the calc and it looks like a fairly linear line for a increase in speed between the 2 points.... 1/4 speed... 1/8 speed... difference 100......... 79........... 21 110......... 86........... 24 120......... 94........... 26 130......... 102.......... 28 140......... 110.......... 30 150......... 118.......... 32 Mike is there an error @ 110 mph That 34 MPH jump dont jive mike Yes.... its called a typo ... I'll go back and fix it thanks for the catch... thats what ya get at that hour of the morning

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: MR_P_BODY] #651521 03/26/10 01:29 PM 03/26/10 01:29 PM
Joined: Jan 2003 Posts: 16,941 NC 440Jim I Live Here
440Jim I Live Here Joined: Jan 2003 Posts: 16,941 NC	Quote: You can use this calculator and check it www.wallaceracing.com/eigth-mph-from-quarter.php My car doesn't have lots of mph (1/8 or 1/4), but it pulls good ET. 116 to 142 = 26 mph From that link: Your 1/8th mile MPH computed from your vehicle's 1/4 Mile MPH of 142 is 111.75 MPH in the 1/8th mile Lots of variation in members numbers, see attached chart. 5888697-mph.JPG (29 downloads) 1993 Daytona, 5.50 at 130mph (1/8) 1.19 sixty ft (PG). Link to 572 B1 - Part 1

Re: How much MPH does your car pick-up from 1/8 to the 1/4? [Re: 440Jim] #651522 03/26/10 02:50 PM 03/26/10 02:50 PM
Joined: Jun 2009 Posts: 644 Minnesota Barnstorm mopar
Barnstorm mopar Joined: Jun 2009 Posts: 644 Minnesota	I've run 115.68 in the 1/8 but 140 in the 1/4. Wind resistance I know is a factor..there isn't a bigger barn door than a 64 car! 5888870-mopar_resize.jpg (26 downloads) The little old lady from Pasadena is back!

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