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1/4 mile time estimate

Started by komninon, September 03, 2012, 06:53:52 PM

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six-tee-nine

going fast with a stick car mean being rude to the ting......

when the light goes green you plant your right foot all the way down and keep it there untill you cross the line. changing gears means tipping the clutch and violently slamming the stick towards the next gear.
From what I've been told these cars should be able to hold up to that violence. Ronnie sox did it all day long


;D ;D ;Dhttp://www.youtube.com/watch?v=nKfPiVjUdjU
Greetings from Belgium, the beer country

NOS is nice, turbo's are neat, but when it comes to Mopars, there's no need to cheat...


Cooter

Quote from: six-tee-nine on September 19, 2012, 11:49:39 AM
going fast with a stick car mean being rude to the ting......

when the light goes green you plant your right foot all the way down and keep it there untill you cross the line. changing gears means tipping the clutch and violently slamming the stick towards the next gear.
From what I've been told these cars should be able to hold up to that violence. Ronnie sox did it all day long


;D ;D ;Dhttp://www.youtube.com/watch?v=nKfPiVjUdjU

But Ronnie had a tractor trailer load of fresh engines/transrears free from Chrysler, so he didn't give tow sh*ts if he blew something up... Therefore, he got good at it.
" I have spent thousands of dollars and countless hours researching what works and what doesn't and I'm willing to share"

komninon

cdr you were right. pushed accelerator to floor & look at carb it is not wide open.it is way off. we could not  fix it with my bracket, so
i ordered hly20-112 bracket . i should have it by Friday. we will see......

firefighter3931

Quote from: komninon on September 25, 2012, 05:21:33 PM
cdr you were right. pushed accelerator to floor & look at carb it is not wide open.it is way off. we could not  fix it with my bracket, so
i ordered hly20-112 bracket . i should have it by Friday. we will see......

That's definately a problem....good that you figured it out.  :2thumbs: If you don't have the 20-7 throttle adapter make sure to get one of those too !  :yesnod:

George....how much does the car weigh ?


Ron
68 Charger R/T "Black Pig" Street/Strip bruiser, 70 Charger R/T 440-6bbl Cruiser. Firecore ignition  authorized dealer ; contact me with your needs

komninon

i think i have this 20-7 bracket, but do i need it with hly-2--112? i am using aftermarket lokar throttle cable ......
i do not now the exact weight, but would think 150lbs lighter than stock.

firefighter3931

Quote from: komninon on September 27, 2012, 05:50:27 PM
i think i have this 20-7 bracket, but do i need it with hly-2--112? i am using aftermarket lokar throttle cable ......
i do not now the exact weight, but would think 150lbs lighter than stock.


The Holley 112-2 is listed a base plate....not sure why you would need to change that part ?

With a Lokar cable and the 20-7 adapter you will be able to achieve wide open throttle with the pedal on the floor. It's just a matter of adjusting the cable properly.  :yesnod:


Ron
68 Charger R/T "Black Pig" Street/Strip bruiser, 70 Charger R/T 440-6bbl Cruiser. Firecore ignition  authorized dealer ; contact me with your needs

komninon

just got back from greatlakes dragway again
did 3 runs again only difference i fixed the throttle cable.

60'  2.132
1/4 12.9
mph 109.99
next week i will try et street radials

BSB67

Quote from: komninon on October 05, 2012, 08:59:44 PM
just got back from greatlakes dragway again
did 3 runs again only difference i fixed the throttle cable.

60'  2.132
1/4 12.9
mph 109.99
next week i will try et street radials

Fun meter still on high?  I'm having fun and I'm not even there.  Keep it up. :2thumbs:

It is important to compare this to the last time out.  First, you need to standardize the results to make it an apples to apples comparison.   The short version is this:  The weather conditions were a lot better yesterday than they were on September 15 accounting for much of the improved results.  Yesterday, the DA was like 150 ft, and on the previous time out it was like 1700 ft.  Apples to apples, yesterday was 12.9 @109.9, and the past run was 13.15 @ 109.6 when adjusted to standard conditions.  The carb opening made almost no change  (per the mph difference) and most of the et improvement was likely due to driver technique.


Have you checked the fuel pressure at WOT yet?


500" NA, Eddy head, pump gas, exhaust manifold with 2 1/2 exhaust with tailpipes
4150 lbs with driver, 3.23 gear, stock converter
11.68 @ 120.2 mph

1970Moparmann

George, next year I would love to meet you at the track.  I never been either.  Two Chargers down the track would cool.  :2thumbs:
My name is Mike and I'm a Moparholic!

cdr

Quote from: komninon on September 15, 2012, 11:47:10 PM
i just got back from greatlakes dragway
first time in my life....did 3 runs with bfg radial spining 1st gear  

60'  2.159
1/4 13.406
mph 107.51
am i going to see a big difference with slicks?
it did pick up some

just got back from greatlakes dragway again
did 3 runs again only difference i fixed the throttle cable.

60'  2.132
1/4 12.9
mph 109.99
next week i will try et street radials
LINK TO MY STORY http://www.onallcylinders.com/2015/11/16/ride-shares-charlie-keel-battles-cancer-ms-to-build-brilliant-1968-dodge-charger/  
                                                                                           
68 Charger 512 cid,9.7to1,Hilborn EFI,Home ported 440 source heads,small hyd roller cam,COLD A/C ,,a518 trans,Dana 60 ,4.10 gear,10.93 et,4100lbs on street tires full exhaust daily driver
Charger55 by Charlie Keel, on Flickr

firefighter3931

Quote from: cdr on October 06, 2012, 09:18:58 AM
Quote from: komninon on September 15, 2012, 11:47:10 PM
i just got back from greatlakes dragway
first time in my life....did 3 runs with bfg radial spining 1st gear  

60'  2.159
1/4 13.406
mph 107.51
am i going to see a big difference with slicks?
it did pick up some

just got back from greatlakes dragway again
did 3 runs again only difference i fixed the throttle cable.

60'  2.132
1/4 12.9
mph 109.99
next week i will try et street radials


It did improve slightly but that was probably due to the lower DA....2.5mph & 4 tenths is definately going in the right direction George   :2thumbs:

I'm thinking fuel delivery   :scratchchin:

My old 446 made a lot less power than George's new stroker and it would still pull 115-116 mph at 4100 raceweight.   :yesnod:



Ron
68 Charger R/T "Black Pig" Street/Strip bruiser, 70 Charger R/T 440-6bbl Cruiser. Firecore ignition  authorized dealer ; contact me with your needs

komninon

that would be great 2 chargers going down the track. :2thumbs: i was there for 2 hours and was the only mopar .
also, Ron i fixed the cable your way. i have to adjust it little more since i have a hard pedal right now.

cdr

Quote from: firefighter3931 on October 06, 2012, 10:07:35 AM
Quote from: cdr on October 06, 2012, 09:18:58 AM
Quote from: komninon on September 15, 2012, 11:47:10 PM
i just got back from greatlakes dragway
first time in my life....did 3 runs with bfg radial spining 1st gear  

60'  2.159
1/4 13.406
mph 107.51
am i going to see a big difference with slicks?
it did pick up some


just got back from greatlakes dragway again
did 3 runs again only difference i fixed the throttle cable.

60'  2.132
1/4 12.9
mph 109.99
next week i will try et street radials


It did improve slightly but that was probably due to the lower DA....2.5mph & 4 tenths is definately going in the right direction George   :2thumbs:

I'm thinking fuel delivery   :scratchchin:

My old 446 made a lot less power than George's new stroker and it would still pull 115-116 mph at 4100 raceweight.   :yesnod:



Ron







i would agree on fuel ie tune issue ,timing ??
LINK TO MY STORY http://www.onallcylinders.com/2015/11/16/ride-shares-charlie-keel-battles-cancer-ms-to-build-brilliant-1968-dodge-charger/  
                                                                                           
68 Charger 512 cid,9.7to1,Hilborn EFI,Home ported 440 source heads,small hyd roller cam,COLD A/C ,,a518 trans,Dana 60 ,4.10 gear,10.93 et,4100lbs on street tires full exhaust daily driver
Charger55 by Charlie Keel, on Flickr