new dragster
#2
Senior Member
RACING JUNKIE
Join Date: Mar 2003
Location: Ohio
Posts: 936
What do you want to get straight on it? Tell us more on your combo. What brand dragster, is it suspended, what motor, gear, tire, carb or injection, converter, etc.
I can tell you we have a 2010 Racetech swingarm. Weight is 1985 lbs with driver. 582, 1250 rupert alky carb, 4.10 gear, 34.5 tire with 6600 converter. car will 60 foot 1.08-1.10 depending on where we go. Runs 4.70-4.80's and runs 7.50's to low 7.60 at 177-179mph.
I can tell you we have a 2010 Racetech swingarm. Weight is 1985 lbs with driver. 582, 1250 rupert alky carb, 4.10 gear, 34.5 tire with 6600 converter. car will 60 foot 1.08-1.10 depending on where we go. Runs 4.70-4.80's and runs 7.50's to low 7.60 at 177-179mph.
#3
Senior Member
SENIOR BUILDER
Thread Starter
Join Date: Mar 2003
Posts: 107
HAVE 05 GEBHARDT 239 WEIGHS 1915 WITH ME AND 565 180 STRAIGHT CUT 4.30 GEAR. RUPERT 1150 JET IS 1.80 STARTING POINT . EGT SHOWS 900 DONT RATHER TO JET DOWN OR UP NOTHING POINTS TO BEING FAT. BUT THOSE NUMBERS THROW ME IVE TRYED TWO DIFFERENT EGTS
#4
Senior Member
RACING JUNKIE
Join Date: Mar 2003
Location: Ohio
Posts: 936
I believe my carb is a 3 circuit 1250 from George. His stuff tends to be real fat on the idle circuit. I want to say my 1250 has 161 jets in it. I went to 170's and it moved around. Dropped it and it is stuck.
#5
Senior Member
RACING JUNKIE
Join Date: May 2003
Location: Coldwater, MI
Posts: 2,998
Originally Posted by tazracing
HAVE 05 GEBHARDT 239 WEIGHS 1915 WITH ME AND 565 180 STRAIGHT CUT 4.30 GEAR. RUPERT 1150 JET IS 1.80 STARTING POINT . EGT SHOWS 900 DONT RATHER TO JET DOWN OR UP NOTHING POINTS TO BEING FAT. BUT THOSE NUMBERS THROW ME IVE TRYED TWO DIFFERENT EGTS