Went to the track Last Sat... The day was ok 2300'DA and 73*... Truck seem to run the same ET & MPH as at DW 11.50s & 11.60s... A friend was running his car and had the same size tires and we started talking about rpms for the 1/4 mile... His car runs 123mph @ 6400 rpm mind runs 114 mph @ 5900rpm... his car has a 4.30 gear mind 3.89 so we did the calculation on Wallace racing calculator... His converter slippage is 7% mine is 15.6% and on spray was 17.85%
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Checking out converter slippage
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Originally posted by quick 52 View PostWent to the track Last Sat... The day was ok 2300'DA and 73*... Truck seem to run the same ET & MPH as at DW 11.50s & 11.60s... A friend was running his car and had the same size tires and we started talking about rpms for the 1/4 mile... His car runs 123mph @ 6400 rpm mind runs 114 mph @ 5900rpm... his car has a 4.30 gear mind 3.89 so we did the calculation on Wallace racing calculator... His converter slippage is 7% mine is 15.6% and on spray was 17.85%
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Oh the mysteries of the fluid coupler. I'm not going to comment on the converter, but was curious on the weight of your aerodynamic ride. and spray vs. motor. I'm looking at spray if I can find the funds.Drag Week 2012 (wet paint and no transmission but finished) Drag Week 2013 Daily Driver finished in middle of pack (again) Drag Week 2014 #56 of 126 Daily Drivers. (getting closer to the 32)
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Put the 4.30 in yours it may tighten it up too, the strain is less the Slippage is a result of loading the fluid coupler.
More gear + tighter converter, less gear will loosen one2007 SBN/A Drag Week Winner & First only SBN/A Car in the 9's Till 2012
First to run in the .90s .80s and .70's in SBN/A
2012 SSBN/A Drag Week Winner First in the 9.60's/ 9.67 @ 139 1.42 60'
2013 SSBN/A Drag Week, Lets quit sand bagging, and let it rip!
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Sent my converter to Freakshow Performance Converter to see what they can do with it going to tighten it up 500 rpm... Called PTC they said it was a 4000 stall ...Drag week 2009 Quickest street rod
Drag week 2010 Quickest street rod
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Got my converter back and in still no lockup...Got in contact with Freak show performance about the lockup... Michael at Freak show knew about the lockup problem and said he thought he could fix it when I sent the converter to them... When talking to Michael at freak show he said it must be a defect that is uncommon and not repairable that he would sent a new converter out... I was surprised at the customer service he said it was his mistake and would make it right... Freak show performance stands behind there work very happy with there serviceDrag week 2009 Quickest street rod
Drag week 2010 Quickest street rod
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Life is short. Be a do'er and not a shoulda done'er.
1969 Galaxie 500 https://bangshift.com/forum/forum/ba...ild-it-s-alive
1998 Mustang GT https://bangshift.com/forum/forum/ba...60-and-a-turbo
1983 Mustang GT 545/552/302/Turbo302/552 http://www.bangshift.com/forum/forum...485-bbr-s-83gt
1973 F-250 BBF Turbo Truck http://www.bangshift.com/forum/forum...uck-conversion
1986 Ford Ranger EFI 545/C6 https://bangshift.com/forum/forum/ba...tooth-and-nail
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Originally posted by BBR View PostLast edited by quick 52; November 1, 2013, 11:31 AM.Drag week 2009 Quickest street rod
Drag week 2010 Quickest street rod
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Originally posted by quick 52 View PostGot my converter back and in still no lockup...Got in contact with Freak show performance about the lockup... Michael at Freak show knew about the lockup problem and said he thought he could fix it when I sent the converter to them... When talking to Michael at freak show he said it must be a defect that is uncommon and not repairable that he would sent a new converter out... I was surprised at the customer service he said it was his mistake and would make it right... Freak show performance stands behind there work very happy with there serviceDrag week 2009 Quickest street rod
Drag week 2010 Quickest street rod
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