The sizing is refering to the size of the hole #4 machine screw or 3mm
respectively.

On 6/16/10, [email protected] <[email protected]> wrote:
> glen this #4 ansi and #3m what does it mean in real terms ie i am told the
> #4 =1/32 so two washers equal 1/16 of an inch is it ? what is the diameter
> of the washer? and the diameter of the hole? in metric or inches or do u
> know? thanks the picture demo is not  in actual sizes hence the confusion...
> u seem to know what u are talking about
> polo
>
>
> From: [email protected]
> Sent: Sunday, May 30, 2010 10:33 AM
> To: Digest Recipients
> Subject: [Nighthawk Lovers] Digest for [email protected] -
> 14 Messages in 4 Topics
>
>
>   Today's Topic Summary
> Group: http://groups.google.com/group/nighthawk_lovers/topics
>
>   a.. Just did the hodges exhaust mod and #4 washer mod on my 92. [2
> Updates]
>   b.. New to the Group [8 Updates]
>   c.. New To Group [3 Updates]
>   d.. So, I got my cables ['85 650] [1 Update]
>  Topic: Just did the hodges exhaust mod and #4 washer mod on my 92.
>   Glen <[email protected]> May 29 06:41PM -0700 ^
>
>
>   The 1984-1986 700 s does not have the same baffle design as the later
>   model 750's. The end plate has a two inch cone welded to it, thats
>   it. Beyond that is a baffle welded in with two 1/2 inch tubes in it.
>   However simply removing the end plate baffle has a similar effect as
>   the "hodge" mod. I imagine you could simmply drill holes in the end
>   baffle. I chose to simply remove it.
>
>   The # 4 washers (ANSI) or #3 m (metric) can be used to move the needle
>   up to enrich the fuel air mixture.However a number 006 O-ring (1/16 w,
>   1/8 ID. 1/4 OD) is a few thousands thicker then two #4 washers and
>   will provide a slitly richer mixture. The result on my 1984 700 s is
>   a deeper tone, more low end and mid range. Not sure I need first gear
>   anymore, rolling stops in 3rd are no problem. Still feels like it
>   wants more fuel at 0-1/8 throttle. May need to up the slow jet size to
>   balance out the idle mixture with the richer low end and mid range.
>
>   Removing the end baffle and raising the needles 1/16 inch completly
>   changes the way it performs. Its like a totaly diffent machine. I
>   love the tone, sounds similar to a bugati but a higher pitch. Very
>   nice low tourquey sound. I found my self constantly snapping the
>   throttle just to hear it tansition from low to high. Very cool.
>
>
>   Glen
>
>
>
>
>
>
>   Allen Thomas <[email protected]> May 29 11:11PM -0400 ^
>
>
>   Yea I am thinking that the main jet needs a bump up as highway
>   performance is still lacking power. That of course will require a
>   needle adjustment (lower) and then a slow jet. So, while the washer
>   mod cures most if the ills a jet kit is really what's needed.
>
>
>   --
>   Sent from my mobile device
>
>
>
>  Topic: New to the Group
>   Noah Goodall <[email protected]> May 29 01:14PM -0400 ^
>
>
>   Hi everyone! I just purchased a 1985 CB450SC Nighthawk a couple weeks ago,
>   and got my license last week. Thanks to all the rain recently, I've only
>   been out four times, but I love it! I don't have a car, so this is my main
>   ride if I have to go out of town.
>
>   I'm really enjoying reading through all your old emails, and I'm hoping to
>   build a DIY luggage rack / sissy bar for some planned camping and touring
>   later this summer. I'd love to hear any advice you have on that, or any
>   advice for a new rider. Thanks, and take care!
>
>   -Noah
>
>
>
>   Kyle Munz <[email protected]> May 29 06:12PM -0500 ^
>
>
>   Hey you posted pics of your ride! That'll earn you points with this group.
>   Welcome aboard ;)
>
>   -Kyle
>
>
>
>
>
>   "[email protected]" <[email protected]> May 29 04:21PM -0700 ^
>
>
>   What area are you in?? And congrats on only having 2 wheeles, im in the
> same boat (no pun intended). I dont have my NH anymore due to the fact that
> i am now 300 pounds and the little 250 just wasent enough for my hour
> commute (but i love my 86 GL1200 almost as much)... what part of the world
> are you in?? Always up for a ride in central florida...
>
>   And Welcome
>   -----Original Message-----
>   Date: Saturday, May 29, 2010 7:06:51 pm
>   To: [email protected]
>   From: "Noah Goodall" <[email protected]>
>   Subject: [Nighthawk Lovers] New to the Group
>   Attachments: 100_0863.JPG (118 KB), 100_0862.JPG (108 KB)
>
>   Hi everyone! I just purchased a 1985 CB450SC Nighthawk a couple weeks ago,
>   and got my license last week. Thanks to all the rain recently, I've only
>   been out four times, but I love it! I don't have a car, so this is my main
>   ride if I have to go out of town.
>
>   I'm really enjoying reading through all your old emails, and I'm hoping to
>   build a DIY luggage rack / sissy bar for some planned camping and touring
>   later this summer. I'd love to hear any advice you have on that, or any
>   advice for a new rider. Thanks, and take care!
>
>   -Noah
>
>   --
>   You received this message because you are subscribed to the Google Groups
> "Nighthawk Motorcycle Lovers!" group.
>   To post to this group, send email to [email protected].
>   To unsubscribe from this group, send email to
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>   For more options, visit this group at
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>
>
>
>   Joey Kelley <[email protected]> May 29 08:06PM -0400 ^
>
>
>   Noah,
>   Welcome aboard!
>   Congrats on your new ride and welcome to the world of motorcycling.
>   I find my luggage rack to be extremely useful, has enabled
>   me to carry a lot of things, even if I'm actually placing them on the
>   second seat.
>   Once you have it built, find yourself a nice cargo net, they
>   sell them at bike and ATV shops, a good one should last years.
>   Regarding a novice rider - I have ridden by a simple piece
>   of advice my Father gave me - Assume You Won't Be Seen. Remember that
>   most drivers are looking for a vehicle that is much larger than you
>   are - so you have to look for them.
>   Particularly in the rain and at night, remember that
>   although black leather might look cool - a reflective vest over your
>   regular riding gear (think something like your local law enforcement
>   folks wear) is much safer.
>   As someone with almost 10,000 miles ridden on my 1982 450
>   Nighthawk, I can say that my bike has taught me a lot about
>   motorcycling - sometimes the hard way.
>   One thing you want to do and I'm sure others will back me up
>   on this - be sure you have a spare set of spark plugs with you and a
>   spark plug wrench at all times. My NH has never left me stranded, but
>   there have been a couple of times when she fouled a plug and believe
>   me, a two cylinder bike does not run well on one cylinder! (Not sure
>   if there is a difference between the 1982s and the 1985s, but I use
>   NGK DR8ES-L plugs)
>   Welcome aboard and please keep us all posted on how you and
>   your NH are doing!
>   -Joey
>   82 CB450SC, Brewer, ME
>
>
>
>
>   "[email protected]" <[email protected]> May 29 05:54PM -0700 ^
>
>
>   I agree with your fathers advice... My dad gave me 2, the first is similar
> "pretend you are invisabe because they just dont see you" and the other
> "HEAD CHECKS!!!!" my parrents ride of choice was the rebel 450 early 80s
> vintage... As a matter of fact he had 4 of them...
>   -----Original Message-----
>   Date: Saturday, May 29, 2010 8:07:05 pm
>   To: [email protected]
>   From: "Joey Kelley" <[email protected]>
>   Subject: Re: [Nighthawk Lovers] New to the Group
>
>   Noah,
>   Welcome aboard!
>   Congrats on your new ride and welcome to the world of motorcycling.
>   I find my luggage rack to be extremely useful, has enabled
>   me to carry a lot of things, even if I'm actually placing them on the
>   second seat.
>   Once you have it built, find yourself a nice cargo net, they
>   sell them at bike and ATV shops, a good one should last years.
>   Regarding a novice rider - I have ridden by a simple piece
>   of advice my Father gave me - Assume You Won't Be Seen. Remember that
>   most drivers are looking for a vehicle that is much larger than you
>   are - so you have to look for them.
>   Particularly in the rain and at night, remember that
>   although black leather might look cool - a reflective vest over your
>   regular riding gear (think something like your local law enforcement
>   folks wear) is much safer.
>   As someone with almost 10,000 miles ridden on my 1982 450
>   Nighthawk, I can say that my bike has taught me a lot about
>   motorcycling - sometimes the hard way.
>   One thing you want to do and I'm sure others will back me up
>   on this - be sure you have a spare set of spark plugs with you and a
>   spark plug wrench at all times. My NH has never left me stranded, but
>   there have been a couple of times when she fouled a plug and believe
>   me, a two cylinder bike does not run well on one cylinder! (Not sure
>   if there is a difference between the 1982s and the 1985s, but I use
>   NGK DR8ES-L plugs)
>   Welcome aboard and please keep us all posted on how you and
>   your NH are doing!
>   -Joey
>   82 CB450SC, Brewer, ME
>
>
>   --
>   You received this message because you are subscribed to the Google Groups
> "Nighthawk Motorcycle Lovers!" group.
>   To post to this group, send email to [email protected].
>   To unsubscribe from this group, send email to
> [email protected].
>   For more options, visit this group at
> http://groups.google.com/group/nighthawk_lovers?hl=en.
>
>
>
>   Noah Goodall <[email protected]> May 29 09:28PM -0400 ^
>
>
>   Thanks for the advice! I'm coming into motorcycling after five years
>   of racing road bicycles, so I'm used to feeling invisible. What I'm not
>   used to is feeling invisible when things are happening at highway speeds!
>   I'm learning to look much farther ahead, and anticipate things a few
>   seconds earlier than I'm accustomed to. I'll keep working at it.
>
>   Great advice about the spark plugs! I'll definitely pick up a set
>   tomorrow. I'm taking my first long ride over the Blue Ridge Mountains to
>   visit my Mom, about 100 miles round trip. According to Clymer, I need a
> NGK
>   DPR8EA-9. I think they switched after 1982.
>
>   -Noah
>
>
>
>   On Sat, May 29, 2010 at 8:54 PM, [email protected] <
>
>
>
>   Joey Kelley <[email protected]> May 29 09:42PM -0400 ^
>
>
>   Noah,
>   You're welcome!
>   I keep my spark plugs in the document holder under the seat
>   of my NH - I also don't have the original tool kit, so a cheap ratchet
>   and socket for changing plugs ($5 at a tool store) resides in the tool
>   pocket. I use the document holder for documents as well - within a
>   plastic bag.
>   If / when you're required to replace the plugs on the road,
>   be sure to replace them at the earliest opportunity.
>   After a while, motorcycling gets in your blood, don't worry,
>   its something you'll grow to love!
>   -Joey
>
>
>
>   Javier Garcia <[email protected]> May 29 10:05PM -0400 ^
>
>
>   Noah,
>
>   welcome! nice ride you got. The only advice I can give (I started riding
>   just a bit more than a year ago) is, LEAR HOW TO STOP. Just like that.
>   Practice as much as you how to apply your brakes in the most efficient and
>   quick way to make a good stop. I can save your life.
>   Be safe, respect the traffic laws, and be prepared to brake, and you would
>   be fine.
>
>   Javier.
>
>
>
>
>  Topic: New To Group
>   Graham Rogers <[email protected]> May 29 09:02AM -0400 ^
>
>
>   Kyle! I already have a black and blue '84 what would I want with
>   another one!
>   Graham
>
>   On May 29, 2010, at 5:32 AM, Kyle Munz wrote:
>
>
>
>
>   Kyle Munz <[email protected]> May 29 09:40AM -0500 ^
>
>
>   One for odd number days and one for even number days?
>
>   -Kyle
>
>
>
>
>
>   Graham Rogers <[email protected]> May 29 12:41PM -0400 ^
>
>
>   I already have. yesterday I bought a 1986 NH 700S with 2600 miles on
>   it. Last started in 2002
>   Graham
>
>   On May 29, 2010, at 10:40 AM, Kyle Munz wrote:
>
>
>
>
>  Topic: So, I got my cables ['85 650]
>   surfswab <[email protected]> May 29 08:45AM -0700 ^
>
>
>   Ebay's your best bet for the petcock. That's an old/odd enuf part
>   that it will probly take awhile to find, though, unless someone's
>   parting out a bike.
>
>   You might want to innovate and try to remove the rust from the one you
>   have. Old school naval jelly removes rust from most metals and is
>   commonly available at hardware stores and probly the marine store
>   greenzero suggested as a source for custom-made cables.
>
>   It doesn't convert the rust like most rust treatment products do. It
>   removes it completely. You paint it on with a brush, let it soak
>   awhile, then wash it off with water and dry it immediately with a hair
>   dryer.
>
>
>
>
> --
> You received this message because you are subscribed to the Google Groups
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> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected].
> For more options, visit this group at
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>
> --
> You received this message because you are subscribed to the Google Groups
> "Nighthawk Motorcycle Lovers!" group.
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> To unsubscribe from this group, send email to
> [email protected].
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>
>

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