Author Topic: Inexpensive DOT vs Proven  (Read 10148 times)

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Offline Yamahawk

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Re: Inexpensive DOT vs Proven
« Reply #25 on: February 16, 2018, 02:20:48 PM »
What's a 3/4 helmet Charlie? Is that another term for an open face? ;D
Yeah Terry,
 a half helmet is a 'shorty' and 3/4 is without the wraparound chin bar...
Charlie
1971 CB750K1 (newest bike), 1996 Royal Enfield 500 Bullet (therapy bike), 1981 Yamaha XV920RH, 2006 Kawasaki Concours (retirement bike), 1975 Yamaha RD350 (race bike), 1989 Honda VTR250 Interceptor (race bike), 1986 Kawasaki EX250 Ninja (race bike in progress), 1985 Honda Elite CH250, 1973 Yamaha GT1 80cc, 1974 Yamaha DT360 project bike.

The Only Thing Necessary for Evil to Triumph, is for Good Men to do Nothing.
Edmund Burke

All Things work together for good, for those who love God and are the Called according to His purpose.
Romans 8:28

Though He slay me, Yet will I trust Him...
Job 13:15
will you trust Him...?

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #26 on: February 16, 2018, 02:32:16 PM »
No worries, I've got an open face lid, but when I wear it at speed my glasses try to lift off my face, which pisses me off..... oops, wrong thread! ;D
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline Yamahawk

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Re: Inexpensive DOT vs Proven
« Reply #27 on: February 16, 2018, 02:55:57 PM »
Hehe well, you could cross-post that...
I like wearing half-helmets when I tour with a windshield. Although  I prefer a full face when it rains cats... and dogs... oops wrong thread... :)
Charlie
1971 CB750K1 (newest bike), 1996 Royal Enfield 500 Bullet (therapy bike), 1981 Yamaha XV920RH, 2006 Kawasaki Concours (retirement bike), 1975 Yamaha RD350 (race bike), 1989 Honda VTR250 Interceptor (race bike), 1986 Kawasaki EX250 Ninja (race bike in progress), 1985 Honda Elite CH250, 1973 Yamaha GT1 80cc, 1974 Yamaha DT360 project bike.

The Only Thing Necessary for Evil to Triumph, is for Good Men to do Nothing.
Edmund Burke

All Things work together for good, for those who love God and are the Called according to His purpose.
Romans 8:28

Though He slay me, Yet will I trust Him...
Job 13:15
will you trust Him...?

Offline FuZZie

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Re: Inexpensive DOT vs Proven
« Reply #28 on: February 16, 2018, 04:17:49 PM »
.

Offline dhall57

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Re: Inexpensive DOT vs Proven
« Reply #29 on: February 17, 2018, 04:13:08 AM »
Back in the early 70's as a young teen I had a crash (no helmet) and spend 2 weeks in the hospital. Lesson learned ALWAYS WEAR A HELMET! My current one is getting a little old so I need to up date and get a new one but my Shoei TZR  is comfortable and still is and it was only full face helmet I could find at the time that accommodated my glasses with no issues. I know I will get another full face. I'm a firm believer you get what you pay for, not that you have to buy the most expensive but just a good quality one that will protect the old noggin just in case.




1970 CB750KO
1971 CB500KO-project bike
1973 CB350G- project bike
1974 CB750K4-project bike
1974 CB750K4
1976 CB750K6
1977 GL1000
1997 Harley Wideglide

Offline Yamahawk

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Re: Inexpensive DOT vs Proven
« Reply #30 on: February 17, 2018, 04:47:12 AM »
I agree, it is hard to find a helmet that accommodates glasses, but the Scorpion line suits me well, I road race and the helmet I have for that is very comfortable to put glasses on AFTER I put on the helmet, and then take them off BEFORE removing the helmet.
Charlie.
They are Snell 2015 rated also!
1971 CB750K1 (newest bike), 1996 Royal Enfield 500 Bullet (therapy bike), 1981 Yamaha XV920RH, 2006 Kawasaki Concours (retirement bike), 1975 Yamaha RD350 (race bike), 1989 Honda VTR250 Interceptor (race bike), 1986 Kawasaki EX250 Ninja (race bike in progress), 1985 Honda Elite CH250, 1973 Yamaha GT1 80cc, 1974 Yamaha DT360 project bike.

The Only Thing Necessary for Evil to Triumph, is for Good Men to do Nothing.
Edmund Burke

All Things work together for good, for those who love God and are the Called according to His purpose.
Romans 8:28

Though He slay me, Yet will I trust Him...
Job 13:15
will you trust Him...?

Offline dhall57

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Re: Inexpensive DOT vs Proven
« Reply #31 on: February 17, 2018, 05:45:59 AM »
Thanks Charlie I'll be sure to check out the Scorpion helmets to see how the fit me.
1970 CB750KO
1971 CB500KO-project bike
1973 CB350G- project bike
1974 CB750K4-project bike
1974 CB750K4
1976 CB750K6
1977 GL1000
1997 Harley Wideglide

Offline TwoTired

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Re: Inexpensive DOT vs Proven
« Reply #32 on: February 17, 2018, 10:24:46 AM »
I read a Helmet rating review article a while back.

The summary was, Snell went more strict about rating approvals, than just DOT compliance.   Partly to differentiate from simple DOT compliance ( a value add market/sale offering).  However, it also progressed/evolved to become more about helmet survival (it staying intact) than it did about skull and brain bruising protection.

Personally, I think it's perfectly fine to destroy a helmet in a crash in order to protect/save brain/skull.  The issue revolved around the space between the brain and skull which allowed the brain to stay in motion when the skull stopped suddenly.  The true goal should be for the helmet to decelerate the skull speed to minimize the brain bashing into it.

While the snell ratings meant better survival of the Helmet, the same could not be said of brain survival in a crash.  Crash energy is dispersed when the helmet shell breaks up in a force absorbing action.  Forces dispersed outside of the skull and brain, are a good thing.

I think snell downplayed this latter attribute as marketing a stronger helmet that stayed intact in high speed crashes was an easier sell, testing-wise, than making a case for brain decelleration/survival.

Another fact to be aware of, is that the brain shrinks a bit inside the skull as we age.  This makes it harder for any helmet to protect the brain from rapid deceleration forces.  We sure aren't made to last forever.

My helmet experience has ranged from none (foolish youth), to open face, to full.  The last 30 years have mostly been with Shoeis, and always had the issue of pressure on the forehead.  I just recent bought an Arai made for more elongated skulls like mine.  Felt good, if a bit tight, in the store.  I don't have much riding experience with it yet though.

Cheers,
Lloyd... (SOHC4 #11 Original Mail List)
72 500, 74 550, 75 550K, 75 550F, 76 550F, 77 550F X2, 78 550K, 77 750F X2, 78 750F, 79CX500, 85 700SC, GL1100

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Offline MikeSimon

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Re: Inexpensive DOT vs Proven
« Reply #33 on: February 17, 2018, 11:18:42 AM »
I am a helmet "junkie" (for lack of a better word) mainly because I have the (stupid?) obsession to have the helmet kind of match the bike I am riding (as far as color and style). Consequently, I own about 8 different helmets that I wear on different bikes.

Without getting into the discussion what is the "better" helmet, I have found a great way to get a good deal. I "ride on the back" of the squids who must have the latest and greatest race replica helmet. I look for sellers/vendors who offer "last year's" replica for a smashing discount!
My latest acquisition is an AGV "Rossi replica" that I bought from a vendor for $179.- plus tax. Sat on the shelf right next to the new edition selling for $699.-

As far as racing rules are concerned, nobody has ever checked any my helmets for a manufacturing date. Wouldn't even know where to look???
1973 CB350F -sold
1974 CB350F -218 orig miles, sold
1976 CB750K - in restoration

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Plus Kawasakis, BMws & Ducatis

Offline Yamahawk

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Re: Inexpensive DOT vs Proven
« Reply #34 on: February 17, 2018, 02:06:19 PM »
As far as racing rules are concerned, nobody has ever checked any my helmets for a manufacturing date. Wouldn't even know where to look???
Mike, it's inside under the liner in the back.. the date, that is.

Another fact to be aware of, is that the brain shrinks a bit inside the skull as we age.  This makes it harder for any helmet to protect the brain from rapid deceleration forces.  We sure aren't made to last forever.

Hence, the term, 'rattle brain' hehe... I think mine is getting there  :o
Charlie
1971 CB750K1 (newest bike), 1996 Royal Enfield 500 Bullet (therapy bike), 1981 Yamaha XV920RH, 2006 Kawasaki Concours (retirement bike), 1975 Yamaha RD350 (race bike), 1989 Honda VTR250 Interceptor (race bike), 1986 Kawasaki EX250 Ninja (race bike in progress), 1985 Honda Elite CH250, 1973 Yamaha GT1 80cc, 1974 Yamaha DT360 project bike.

The Only Thing Necessary for Evil to Triumph, is for Good Men to do Nothing.
Edmund Burke

All Things work together for good, for those who love God and are the Called according to His purpose.
Romans 8:28

Though He slay me, Yet will I trust Him...
Job 13:15
will you trust Him...?

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #35 on: February 17, 2018, 02:35:20 PM »
I was looking at a Facebook sale where someone was selling a helmet to match an early 80's CBX. Apparently Honda sold the helmets as an accessory for awhile. Anyway, the seller was (of course) talking it up and saying that it was the perfect accessory for a CBX owner, blah blah blah, and wanting top dollar for it.

I posted that the issue with it would be that the styrofoam liner, which absorbs and disperses all the shock in a helmet (regardless of what the outer shell is made from, it's the styrofoam liner that does the majority of the work) had probably gone rock hard over the last 35 or so years, so the helmet should only be used as an ornament, or a plant pot, and I was surprised at all the "Experts" who argued that it'd still be good, and they'd wear it it?

After attending a couple of advanced rider courses where the instructors showed us sectioned helmets where the styrofoam liners that had become concrete-hard after several years, I've made a point of changing my helmets reasonably frequently. A new $99 helmet is probably a safer helmet, than a 20 year old $500 helmet. ;D     
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline dave500

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Re: Inexpensive DOT vs Proven
« Reply #36 on: February 17, 2018, 02:52:12 PM »
we see helmets at the dump all the time,some look temptingly good enough to keep,i like placing them under the stabilizing legs of the truck and giving em the good old dave500 test by raising the truck up on them,you wouldn't want ya head inside one during this test!all of them failed ;D ;D

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #37 on: February 17, 2018, 03:04:25 PM »
Ha ha, remember "Eldorado" helmets Dave? Back in the 70's when out helmet laws came in, helmets were something of a gamble, at best. I remember watching tow brothers having a punch up at the local scramble track, then one of them rode over the others shiny new Eldorado full face helmet, which split straight down the middle. ;D
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline dave500

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Re: Inexpensive DOT vs Proven
« Reply #38 on: February 17, 2018, 03:07:53 PM »
I think I had an Eldorado?

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #39 on: February 17, 2018, 03:11:16 PM »
I think everyone probably had one back then Dave, they were cheap, and most of us had no dough........ ;D
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline dave500

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Re: Inexpensive DOT vs Proven
« Reply #40 on: February 17, 2018, 03:19:49 PM »
these brothers fighting?did they have a hodaka super rat?

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #41 on: February 17, 2018, 03:31:41 PM »
No mate, they were the Latham brothers, Henry and (I can't remember Henry's younger brothers name, but I think he died a few years ago) they were both really good riders, but didn't get on, I think they would have both been riding Suzuki TM's, but once again, that was well over 45 years ago, I think I was on my BSA Bantam? ;D
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline dave500

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Re: Inexpensive DOT vs Proven
« Reply #42 on: February 17, 2018, 03:42:52 PM »
these guys with the super rat it had no stand,one pulls in the pits and the other is holding the bike up,they both thought the other one was holding it and it fell over!they didn't seem to bothered though just picked it up didn't even look it over,super rats were indestructible.

Offline Terry in Australia

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Re: Inexpensive DOT vs Proven
« Reply #43 on: February 17, 2018, 04:06:39 PM »
Yep, I bought a CZ 250 from a local rider who kicked the Flood Brothers arses, on their shiny Bultaco's with it, it was a brilliant bike, I wish I still had it! ;D
I was feeling sorry for myself because I couldn't afford new bike boots, until I met a man with no legs.

So I said, "Hey mate, you haven't got any bike boots you don't need, do you?"

"Crazy is a very misunderstood term, it's a fine line that some of us can lean over and still keep our balance" (thanks RB550Four)

Offline MikeSimon

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Re: Inexpensive DOT vs Proven
« Reply #44 on: February 18, 2018, 10:53:50 AM »
In most helmets I had, the liners started to disintegrate after about 3-4 years. The vinyl(?) and foam just falls apart and I never bothered trying to replace it. That's when I knew it was time for a new helmet. I have several sitting on a shelf and I keep them, just as novelty items.
Like the AGV Troy Corser replica from 1996. It just looks great. I have one of these CBX helmets also. Keep it for the same reason. Would never dare to wear it though. Really nice collectors' piece. Candy Glory Red with Black and pin stripes.
1973 CB350F -sold
1974 CB350F -218 orig miles, sold
1976 CB750K - in restoration

Other Hondas:
3 x CBX
CB1100R
GB500
Plus Kawasakis, BMws & Ducatis

Offline MikeSimon

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Re: Inexpensive DOT vs Proven
« Reply #45 on: February 19, 2018, 05:02:35 AM »
Many modern helmets are equipped to remove the liner so it can be washed and disinfected. Might check yours...

I am aware of that. I don't retire my helmet when the liner is dirty. Regular cleaning doesn't prevent the liner from falling apart. That's when the helmet has served its useful purpose. And I know, I could replace the liner on most of them, provided the manufacturer still sells replacement liners for the particular model.....
1973 CB350F -sold
1974 CB350F -218 orig miles, sold
1976 CB750K - in restoration

Other Hondas:
3 x CBX
CB1100R
GB500
Plus Kawasakis, BMws & Ducatis

Offline Yamahawk

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Re: Inexpensive DOT vs Proven
« Reply #46 on: February 19, 2018, 05:19:19 AM »
Hey.. got a great idea for more vintage stuff that could be sold to collectors...
FOR SALE - VINTAGE BELL HELMET, STILL SMELL THE ROSE'S HAIR TONIC ON THE LINER - $3,000 SLIGHTLY USED...
Charlie
1971 CB750K1 (newest bike), 1996 Royal Enfield 500 Bullet (therapy bike), 1981 Yamaha XV920RH, 2006 Kawasaki Concours (retirement bike), 1975 Yamaha RD350 (race bike), 1989 Honda VTR250 Interceptor (race bike), 1986 Kawasaki EX250 Ninja (race bike in progress), 1985 Honda Elite CH250, 1973 Yamaha GT1 80cc, 1974 Yamaha DT360 project bike.

The Only Thing Necessary for Evil to Triumph, is for Good Men to do Nothing.
Edmund Burke

All Things work together for good, for those who love God and are the Called according to His purpose.
Romans 8:28

Though He slay me, Yet will I trust Him...
Job 13:15
will you trust Him...?

Offline MikeSimon

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Re: Inexpensive DOT vs Proven
« Reply #47 on: February 19, 2018, 07:35:20 AM »
 ;D ;D Charlie:  Not a new idea! I have seen these offers. Maybe not for 3K.... :o
1973 CB350F -sold
1974 CB350F -218 orig miles, sold
1976 CB750K - in restoration

Other Hondas:
3 x CBX
CB1100R
GB500
Plus Kawasakis, BMws & Ducatis

Offline Don R

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Re: Inexpensive DOT vs Proven
« Reply #48 on: February 19, 2018, 02:21:04 PM »
 The best helmet article I've seen in a long time.

http://www.bluetoad.com/publication/?i=467269#{"issue_id":467269,"page":78}
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Offline bear

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Re: Inexpensive DOT vs Proven
« Reply #49 on: February 20, 2018, 06:05:24 PM »
Thanks for the link Don.
The article on component coatings is worth the read as well.

Cheers,
Brian
The older I get the faster I was.