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Buell Forum » 1125R Superbike Board » Archives 001 » Archive through September 22, 2008 » Exhaust wrap, anyone done this? « Previous Next »

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Usmoto
Posted on Tuesday, September 09, 2008 - 08:42 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

I've been looking at exhaust wrap and other things to reduce the heat given off by the headers. From the research I've done, the wrap seems to be pretty promising but I've never used it.

If I could reduce the heat by just 50% it would be great.

Has anyone done the exhaust wrap?

If not the wrap, what have you done to reduce the heat?

One important question, is it working and how well?

Thanks in advance for any info.
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1_mike
Posted on Tuesday, September 09, 2008 - 09:40 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Yep...done it to car and bike headers.
And if I end up with a 1125CR near the end of the year...it will also get its header wrapped.

My current Yamaha, R1 is wrapped from the head to the stock collector.

The amount of heat held in, mostly has to do with the amount of overlapped material. My R1 is only overlapped by about .38" of an inch.
Did this to my last coupla bikes to help keep the header heat out of the radiator, oil pan, and on the R1, the oil cooler (!?).
I'm in So. Cal., I drive the freeways every day...the water temp. is normally 165 degrees! Even in the summer.
Heavy traffic, I have a manual fan switch I turn on and the temp. drops to/stays at 180/185 degrees, even on 100 degree days.

Yes. it is effective.

On a stainless header there is no problem with corrosion.
When using carbon steel tubing....the wrap will eventually cause heavy corrosion from the inside out, from the additional heat and moisture caused by the rapid condensation when tubing is cooling and the moisture just sits on the hot metal.
If heavily wrapped, the corrosion will also come from the outside as the moisture stays in the wrap.

On a stainless or titanium header...no such problems exist...unless it's really cheap stainless tubing (low nickel content).

Hope this helps some.

Mike
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Usmoto
Posted on Tuesday, September 09, 2008 - 09:54 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

Thanks 1_Mike,

I've been looking at the black wrap. I'll probably order some and give it a go when I get back. Outta town right now.
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Misterrich
Posted on Tuesday, September 09, 2008 - 10:13 pm:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

If you can, Take the headers off the bike.
Use the 2 inch thick stuff.
Use a 50% overlap so in the end you will have 2 layers.
After its all wrapped up use some black spray paint they use on BBQ grills and put a nice coat over everything.

To reduce the heat even more go to home depot and buy a small heat blanket for wraping up hot pipes. Take the top of the bike apart seat and all and try to enclose the engine compartment.
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Blazin_buell
Posted on Friday, September 12, 2008 - 08:22 am:   Edit Post Delete Post View Post/Check IP Print Post    Move Post (Custodian/Admin Only) Ban Poster IP (Custodian/Admin only)

First one is with the stock can with headers wrapped,and second is with the D&D wrapped.



Sorry ,couldn't get the stock can shot loaded.
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