Author Topic: heffay's 75/77 cb400f race project pix and the onslaught of questions  (Read 33969 times)

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Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #125 on: April 22, 2009, 06:00:13 PM »
i intend to race in AHRMA.
http://www.ahrma.org/Road_Racing_Vintage.htm
so, now we know... just gotta get them into Colorado.   ;)
right now, i'll go to New Mexico if I need to.

triffec has some ways around some of the rules, i think.   ;)
« Last Edit: April 22, 2009, 06:01:51 PM by heffay »
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #126 on: April 22, 2009, 06:04:14 PM »
thanks syth... that's basically what mine is w/out the taper.  thanks!

Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline mlinder

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #127 on: April 22, 2009, 06:15:45 PM »
Looks like the 400f is allowed in formula 250 as long as it keeps stock bore and stroke. That's where the 350t is, too. The 400f is also allowed in formula 500. However, the 550f and the 450dohc twins are allowed as well in formula 500... not to mention RD's (350 and 400's..) and TR's.
That looks like a tough freakin class.
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Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #128 on: April 22, 2009, 07:49:45 PM »
this was my birthday present a few weeks ago.  a track day with dad and fiancee on triffecpa's racebikes.   ;D
elizabeth is now convinced to put her ex500 in to race duty.   8)  awesome... totally, freakin' awesome.
this is triffec's cb750 raceprep and basically my first experience on a cb750... it handles completely different than stock, i know that.  falls into corners like a cbr900rr, my forearm was on fire by the end of the day and i could barely move my clutch hand!   :D
i'm pretty sure if i was on my plastic bike i'd be faster... with an equal increase in possibility of chucking it into the desert.    8)



[youtube=500,400]l-1jnMP9U08[/youtube]
« Last Edit: April 22, 2009, 07:57:49 PM by heffay »
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline mlinder

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #129 on: April 23, 2009, 07:40:37 AM »
You won't beat me riding like that, heffay :)
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Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #130 on: April 23, 2009, 08:03:28 AM »
not my bike
never ridden a cb750 more than 2 blocks
track day, not race day
not my bike

the only guy that passed me all day was the tech check in guy that rides the track regularly.  :P
i don't think i'm as slow as you might... its a slow track though!  tiny little thing.

but yes... i have definite room for improvement... that's why this is only my 2nd track day ever (my first was the same track running the opposite direction) and i moved from street rider to novice class.   ;D :D ;D

« Last Edit: April 23, 2009, 08:07:57 AM by heffay »
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #131 on: April 23, 2009, 08:07:05 AM »
oh yea... not allowed to pass on the inside in novice.   ;)
if you watch the entire thing... i do progress throughout the vid and make a some good passes on the outside.
that guy in yellow is the tech guy... he's riding an old GS1000
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline mlinder

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #132 on: April 23, 2009, 08:45:14 AM »
Did I hit a nerve...?

 :D :D :D :D :D :D :D
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Offline Gordon

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #133 on: April 23, 2009, 08:48:21 AM »
Did I hit a nerve...?

 :D :D :D :D :D :D :D

It's not difficult. ;) ;D ;D

Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #134 on: April 23, 2009, 09:50:49 AM »
Did I hit a nerve...?

 :D :D :D :D :D :D :D

no... i'm just making excuses.   ;)
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline mlinder

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #135 on: April 23, 2009, 09:58:02 AM »
Cool. Like I said, I think we could race in the same class, if you do the formula 250 class.
Wonder if my omrra license will carry over to ahrma in a different state?
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Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #136 on: April 23, 2009, 10:24:46 AM »
i don't think so... AHRMA wants you to get their license and put their stickers on your bike if you put it in their races.

just have to figure out where to put the stickers to take advantage of the additional speed they will add.   8)
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline mlinder

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #137 on: April 23, 2009, 10:47:24 AM »
Hmm, we let ahrma racers in, you'd think they'd reciprocate :)
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Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #138 on: April 23, 2009, 11:40:58 AM »
when they tell you no... i'd say exactly that.
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline Gordon

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #139 on: April 26, 2009, 06:01:22 PM »
Any progress since last time I was there? 

Offline heffay

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Re: heffay's 75/77 cb400f race project pix and the onslaught of questions
« Reply #140 on: April 27, 2009, 08:13:45 AM »
nothing but work and one garage day (not at my house).   ;)

Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f