Author Topic: balance tubes on header  (Read 1119 times)

0 Members and 1 Guest are viewing this topic.

Offline texaninseattle

  • lots of protein in my
  • Enthusiast
  • **
  • Posts: 249
  • OHH Canada
balance tubes on header
« on: November 17, 2008, 10:23:44 pm »
just wondering if anyone has experimented with balance tubes on their headers or perhaps shorter headpipes....just seems like a long tube header is such a waste on a street bike and some improvements could be made...any thoughts?
1978 Cb550k(Sold)
emgo pods
mac 4-1
105 mains
stock pilots
needles set 1 step richer than stock
IMS 2 turns out
1982 Suzuki GS850g

Offline kghost

  • Really Old Timer ...
  • *******
  • Posts: 6,855
  • www.facebook.com/RetroMecanicaAustralia
Re: balance tubes on header
« Reply #1 on: November 18, 2008, 03:22:45 am »
Someone posted a lengthy discourse on the subject of length, diameter and backpressure a while back....search function should turn it up.....

Edit: was Tower who posted all the good info....a sample...http://forums.sohc4.net/index.php?topic=27184.0

Search his exhaust posts....was alot of good discussion there.
« Last Edit: November 18, 2008, 03:28:29 am by kghost »
Stranger in a strange land

Offline texaninseattle

  • lots of protein in my
  • Enthusiast
  • **
  • Posts: 249
  • OHH Canada
Re: balance tubes on header
« Reply #2 on: November 18, 2008, 08:03:33 am »
awesome thanks...was wanting to do some experimenting with my mac 4-1 on the 550
1978 Cb550k(Sold)
emgo pods
mac 4-1
105 mains
stock pilots
needles set 1 step richer than stock
IMS 2 turns out
1982 Suzuki GS850g

Offline gerhed

  • Master
  • *****
  • Posts: 1,801
Re: balance tubes on header
« Reply #3 on: November 18, 2008, 08:36:55 am »
TinSeattle--It's all about your AVATAR !
Rides: 75 CB750F, 48 Indian Chief, 67 Triumph TR6, 63Honda CA95
          83 XL600R in CB360 Frame
          3-wheel electric tilting cycle

Offline bert96

  • past ride
  • Expert
  • ****
  • Posts: 1,384
Re: balance tubes on header
« Reply #4 on: November 18, 2008, 09:00:32 am »


 Your right!!! :o  :-*  ::)
QA50 1969,ST-90 1974,mb5 1982,rz350 1983,shadow 1100 1985,vf1000f 1985,BMW K1 1990,shadow tourer 1100 2001,vfr 750 1994,vtr250 199?

Offline texaninseattle

  • lots of protein in my
  • Enthusiast
  • **
  • Posts: 249
  • OHH Canada
Re: balance tubes on header
« Reply #5 on: November 18, 2008, 09:03:42 am »
no quebecers in my thread please j/k ;)
1978 Cb550k(Sold)
emgo pods
mac 4-1
105 mains
stock pilots
needles set 1 step richer than stock
IMS 2 turns out
1982 Suzuki GS850g