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Search took 0.01 seconds. Search: Posts Made By: senatorperkins
Forum: Airheads 10-21-2012, 09:35 AM
Replies: 42
Views: 1,725
Posted By senatorperkins
sort of goes without saying that for most of us...

sort of goes without saying that for most of us airheads are more about smiles per gallon than mpgs. :D

awww.. anyway.. 1978 R100/7 with 32mm CV bings, I got 40mpg on the dot, no matter how or...
Forum: Airheads 10-12-2012, 01:47 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
They look pretty good - perhaps a little lean,...

They look pretty good - perhaps a little lean, but then I realized I left the vacuum port plugs out for the whole ride after my carb sync :D. I'll do a plug chop at the end of my next ride.
Forum: Airheads 10-12-2012, 09:13 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
Okay, so here's a coda to this thread as I don't...

Okay, so here's a coda to this thread as I don't like to leave things hanging.

While waiting for my Sachse ignition to arrive from Germany I did a whole laundry list of maintenance items including...
Forum: Airheads 10-05-2012, 07:03 AM
Replies: 48
Views: 2,274
Posted By senatorperkins
last time I changed my airfilter I found a cup of...

last time I changed my airfilter I found a cup of dog food.. no evidence of mice. your guess is as good as mine.
Forum: Airheads 09-30-2012, 07:40 PM
Replies: 576
Views: 45,905
Posted By senatorperkins
man, just read through this. incredible thread. ...

man, just read through this. incredible thread.

sounds like the shop really needs to hear about this now - it would be awful if it happened to someone else because of the same careless tire...
Forum: Airheads 09-18-2012, 06:34 PM
Replies: 80
Views: 8,004
Posted By senatorperkins
not all of them.. some are crankshaft mounted,...

not all of them.. some are crankshaft mounted, some have photo gate sensors, some have selectable curves...

but yeah, I'm wondering about why we hear about failures of stock and aftermarket...
Forum: Airheads 09-18-2012, 05:34 PM
Replies: 16
Views: 938
Posted By senatorperkins
one more vote for checking your free play, I've...

one more vote for checking your free play, I've had this issue on different bikes when the free play was zero. read up on snowbum's site, it's easy.
Forum: Airheads 09-18-2012, 06:38 AM
Replies: 80
Views: 8,004
Posted By senatorperkins
I think most of us on here don't mind the minimal...

I think most of us on here don't mind the minimal maintenance required by points, and it certainly is nice to be able to look at something and diagnose what's causing an ignition issue. Similarly,...
Forum: Old's Cool 09-12-2012, 06:05 PM
Replies: 2,105
Views: 589,082
Posted By senatorperkins
1970 CB350 bought for $200.. missing carbs, rear...

1970 CB350 bought for $200.. missing carbs, rear brake lever, battery, clutch/brake levers, center stand, key switch, drive chain, rear taillight, air filters, throttle/tach cable, mirrors, horn,...
Forum: Airheads 09-11-2012, 07:29 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
Oh, I'm glad these 2-tone plugs aren't totally...

Oh, I'm glad these 2-tone plugs aren't totally alien, I've never seen them before and they were freaking me out.

Yes, points, I always set at 0.016 with slight drag on the feeler gauge. We'll see...
Forum: Airheads 09-09-2012, 06:22 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
Chobro, wouldn't heavier floats be less buoyant...

Chobro, wouldn't heavier floats be less buoyant thus requiring a larger displaced volume, resulting in a higher float level? My level is 17mm as well when they're parallel. I wonder if there were...
Forum: Airheads 09-08-2012, 07:30 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
chobro, thanks for getting back to us! ...

chobro, thanks for getting back to us!

Possibly a weather-related issue? Hotter days, less humidity brought the lean condition over the edge? My issue was (way) worse on certain days.
Forum: Airheads 09-06-2012, 10:38 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
Mmm I've never heard of a dual point setup doing...

Mmm I've never heard of a dual point setup doing what you're describing Disston, but I do know that most Japanese bikes have this exact setup (Honda CB350 has two sets of points, independently...
Forum: Airheads 09-06-2012, 09:11 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
has anyone ever ground off one of the cam lobes...

has anyone ever ground off one of the cam lobes on the advance and installed a second set of points 180 degrees opposite the first? Then run a second condenser and a 12v coil for each spark plug? ...
Forum: Airheads 09-05-2012, 04:58 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
that's a possibility, though I'd be surprised at...

that's a possibility, though I'd be surprised at 32k miles. Is there a way to check for this?
Forum: Airheads 09-05-2012, 04:08 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
I read Duane's page long ago, but didn't have the...

I read Duane's page long ago, but didn't have the balls to try it.

But I just went out and measured my point gap at both lobes of the advance, and sure enough one was tighter. My points (which,...
Forum: Airheads 09-05-2012, 08:31 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
UPDATE: New points and condenser did not fix the...

UPDATE: New points and condenser did not fix the double/weird timing issue. Thinking of going to an electronic ignition, which one isn't sensitive to bent camshaft nose/mechanical advance?

Does...
Forum: Airheads 09-05-2012, 07:10 AM
Replies: 60
Views: 3,665
Posted By senatorperkins
pretty bike, you've got a lot of work ahead of...

pretty bike, you've got a lot of work ahead of you. enjoy it as much as you can..

is your only tie-down on your front wheel? you need more. airheads are heavy.
Forum: Airheads 09-03-2012, 07:37 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
no updates yet - waiting for new points/condenser...

no updates yet - waiting for new points/condenser from BMW of Grand Rapids. I'm going to solve the weird ignition issue before moving onto other things.

when I was inspecting the bike when I...
Forum: Airheads 08-26-2012, 08:35 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
cool, that makes sense - tune for the actual...

cool, that makes sense - tune for the actual buoyancy of the floats, not just the geometry of where it 'should be'.

so if I understand his method correctly, you just deal with that extra bit that...
Forum: Airheads 08-26-2012, 06:23 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
All good, sorry for the confusion. New...

All good, sorry for the confusion.

New points 2000 miles ago fixed the double image, which doesn't seem possible. But they did, and now they're rather pitted, and weird timing things are showing...
Forum: Airheads 08-25-2012, 05:09 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
Thanks again.. as far as I know my model has the...

Thanks again.. as far as I know my model has the reed valve breather, but I will check it out next time I get at it. I wonder if the tiny return hole under the breather is plugged.

I suppose that...
Forum: Airheads 08-25-2012, 10:22 AM
Replies: 57
Views: 3,477
Posted By senatorperkins
Okay, some updates here: Went on a 45 minute...

Okay, some updates here:

Went on a 45 minute ride at 50-60mph and it only stuttered once, other than some roughness in warming up. I've been talking to the local mechanic and we're thinking that...
Forum: Airheads 08-23-2012, 03:43 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
Disston, I share your thoughts exactly, though my...

Disston, I share your thoughts exactly, though my old advance was pitted and I think it was causing the old points to close rapidly due to the wear on the rubbing block.

I did read Duane's...
Forum: Airheads 08-23-2012, 02:39 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
disston, this troubles me too, and I was...

disston, this troubles me too, and I was especially confused when it went away when the points were replaced, and not when the advance unit was replaced. Then I was frustrated when it was back last...
Forum: Airheads 08-23-2012, 01:55 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
mykill, to avoid some confusion I should clarify...

mykill, to avoid some confusion I should clarify that I have just done everything you just suggested, save for flushing the tank and changing the lines, to no effect as explained in the OP. I did...
Forum: Airheads 08-23-2012, 01:36 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
Thanks, I will check the floats.. does anyone...

Thanks, I will check the floats.. does anyone have float weights for 64/32/20 carbs? The Clymer doesn't have this figure, but the other carbs it has figures for are all 10g, except one has 13g.
...
Forum: Airheads 08-23-2012, 12:48 PM
Replies: 57
Views: 3,477
Posted By senatorperkins
R100 Sputtering At Speed

Hi.. I have a 1978 R100/7 with 32K miles on it. I'm having a problem with it sputtering/cutting out/stumbling at high speeds, and more recently at lower speeds. I'm going to try to get all the...
Forum: Airheads 07-23-2012, 08:23 AM
Replies: 5
Views: 392
Posted By senatorperkins
I get the same knock.. not very concerned but it...

I get the same knock.. not very concerned but it would be nice to fix it. let us know what it ends up being!
Forum: Airheads 06-14-2012, 09:08 AM
Replies: 6
Views: 439
Posted By senatorperkins
Thanks, this is a relief. Strange that it's only...

Thanks, this is a relief. Strange that it's only this one arm with visible bluing, but I'll rest assured now.
Forum: Airheads 06-14-2012, 08:11 AM
Replies: 6
Views: 439
Posted By senatorperkins
R100 Exhaust Rocker Arm Bluing

Hi guys, first post here.

Just bought a 29k 1978 R100/7, and I was going through the mechanicals and fluids and came across this:

http://www.rpmfg.org/craigslist/bluing.jpg

This is the right...
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