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CAR9FAN
• LEXINGTONPARK, MD, USA
• Registered on 4/24/2003
• 10 posts
1
Posted:4/25/2003 13:06
[Question] headers help

this what my car has in it,will uncapping the headers make a noticeable differance a the track e.t. e.t.c.the bigges tube are only 1 1/2 .THIS IS MY 76 COBRA II IT HAS A 1969 BLOCK THATS BORD .40 OVER WITH RPM EDELBROCK HEADS WITH THE RPM PERFORMER INTAKE I HAD KEITH BLACK FLAT TOP PISTONS BUT I RECENTLY UP DATED THE KEITH BLACK TO.200 DOME PISTONS IT WAS 9-5-1 COMPRESSION NOW ITS 10-5-1.IT HAS A COMP CAM [email protected] AND 512.LIFT.ITS A 700 DUEL FEED DOUBLE PUMPER WITH MECHANICAL SECONDARY.THE IGNITION IS A MSD 6A BOX/ AND MSD COIL AND THE MSD BILLET DISIRIBUTOR.THE TRANS IS A BEEFED UP C4 WITH A 10IN 3000 TCI STALL CONVERTER/IT HAS A 8IN REAR WITH A FULL SPOOL AND 410 GEARS.WITH THE OLD PISTIONS,AND BEFORE I PUT THE 3000 STALL CONVRETER MY BEST E.T.WAS A 13.20 AT 105 MPH.IAM GOING TO TRY TO TAKE IT BACK TO THE TRACK BEFORE WINTER SETS IN.WITH THE NEW PISTONS AND STALL CONVERTER AND A SET OF SLICKS,IAM HOPING FOR HIGH 12S.I WILL LET YOU KNOW THE OUT COME.
10secFairlane
• Northern, CA, USA
• Registered on 5/16/2003
• 3 posts
1
Posted:5/16/2003 01:09
yes, uncorking the headers will help. Add some header extensions to the collecters when you run open.. make the extension long, paint a white strip down the side, make a pass with the car (or a few passes), cut the extension were the paint just starts to burn, this will tune the collector to the motor and you should gain a few 10's...

Charlie

as the clock strikes midnight..
midnightangelracing.com forums
CAR9FAN
• LEXINGTONPARK, MD, USA
• Registered on 4/24/2003
• 10 posts
1
Posted:5/21/2003 05:26
thanks for the info sorry i been away from my pc for awhile
SFO Forums > SuperMotors Community Discussion > Racing
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