Author Topic: Carb Rebuild Ebay kits, Are they OK, CB350F  (Read 4823 times)

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Offline pred

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Carb Rebuild Ebay kits, Are they OK, CB350F
« on: October 26, 2016, 04:00:14 AM »
Are the carb rebuild kits OK off Ebay or shallI go somewhere else?
If so, Then do you have a good recommendation?
Heres the Ebay kit.
http://www.ebay.com/itm/322199116907?_trksid=p2055119.m1438.l2649&ssPageName=STRK%3AMEBIDX%3AIT
 OR
http://www.ebay.com/itm/1972-74-honda-cb350f-cb350-f-cb-350f-350-carburetor-CARB-REPAIR-REBUILD-4-KITS-/291755893586?fits=Make%3AHonda%7CModel%3ACB350F&hash=item43ee01a352:g:0i0AAOSwRH5XKpNO&vxp=mtr
most seem to be same seller and same kit even thru different sellers,
The carbs on the bike I just bought do the following,
#1 no gas to engine
#2,3+4 atomize fuel well,
#3, Needle valve stuck open.
~ ~ ~
So I will pull, Soak and clean the set and want a basic rebuild kit,
 Thanks folks !
Peter B

Offline madmtnmotors

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #1 on: October 26, 2016, 04:16:32 AM »
Are the carb rebuild kits OK off Ebay or shallI go somewhere else?
If so, Then do you have a good recommendation?
Heres the Ebay kit.
http://www.ebay.com/itm/322199116907?_trksid=p2055119.m1438.l2649&ssPageName=STRK%3AMEBIDX%3AIT
 OR
http://www.ebay.com/itm/1972-74-honda-cb350f-cb350-f-cb-350f-350-carburetor-CARB-REPAIR-REBUILD-4-KITS-/291755893586?fits=Make%3AHonda%7CModel%3ACB350F&hash=item43ee01a352:g:0i0AAOSwRH5XKpNO&vxp=mtr
most seem to be same seller and same kit even thru different sellers,
The carbs on the bike I just bought do the following,
#1 no gas to engine
#2,3+4 atomize fuel well,
#3, Needle valve stuck open.
~ ~ ~
So I will pull, Soak and clean the set and want a basic rebuild kit,
 Thanks folks !
Peter B



The first link in your post is light on information.

The second link indicates "MADE IN JAPAN for Honda", implies that these are genuine Honda brand, but I think it really means "made in Japan to fit Honda models listed". "Made in Japan" are typically better components than their Asian counterparts. Aftermarket brass parts rarely work right and you are usually better off with the original brass parts after a proper cleaning. As for the rubber bits, they either need to be genuine Honda parts, or be made of Viton at the very least. I used a cheap set of non-Viton carb kits from e-blow that had the rubber bits swollen, leaking, and self destructing within one week of exposure to fuel laced with 10% ethanol. Aftermarket kits can work, just use the original brass and make certain the rubber bits are ethanol resistant Viton rubber. Check 4-into-1 for kits that use Viton rubber.
TAMTF...


Wilbur



Projects:
"Evolution": http://forums.sohc4.net/index.php?topic=100352.0
"P.O. Debacle": http://forums.sohc4.net/index.php/topic,126692.msg1441661.html#msg1441661
F2/F3 O-rings: http://forums.sohc4.net/index.php?topic=113672.msg1300721#msg1300721
Cam Tower Studs: https://www.mcmaster.com/#93210a017/=t19sgp
Clean up that nasty harness: http://forums.sohc4.net/index.php?topic=137351.msg1549191#msg1549191
http://forums.sohc4.net/index.php/topic,148188.msg1688494.html#msg1688494
http://forums.sohc4.net/index.php/topic,139544.msg1579364.html#msg1579364
                                          
Charging system diagnosis: http://forums.sohc4.net/index.php?topic=1012.msg8345#msg8345
Get the manuals: http://manuals.sohc4.net/cb750k/
The Dragon: http://forums.sohc4.net/index.php?topic=45183.msg1571675#msg1571675
Headlight Switch: http://forums.sohc4.net/index.php?topic=113986.msg1283236#msg1283236
Branden's leak free top end thread: http://forums.sohc4.net/index.php?topic=107040.0
Engine Lifting Made Easy: http://forums.sohc4.net/index.php/topic,58210.msg1684742.html#msg1684742
                                      http://forums.sohc4.net/index.php/topic,100352.msg1675840.html#msg1675840
Static and Dynamic Timing: http://www.hondachopper.com/garage/carb_info/timing/timing1.html
Airbox Gasket Replacement: http://forums.sohc4.net/index.php/topic,114485.msg1290000.html#msg1290000
"Café" : http://forums.sohc4.net/index.php/topic,84697.msg953814.html#msg953814
PD Carb Choke Linkage: http://forums.sohc4.net/index.php/topic,100352.msg1669248.html#msg1669248
                                    http://forums.sohc4.net/index.php/topic,110931.msg1248354.html#msg1248354
                                    http://forums.sohc4.net/index.php/topic,48858.msg515204.html#msg515204
Follow up on your damn posts: http://forums.sohc4.net/index.php/topic,144305.msg1791605.html#msg1791605
Taiwanese Cam Chain Tensioners:  http://forums.sohc4.net/index.php/topic,155043.msg1774841.html#msg1774841
Gumtwo Seat Cover: http://forums.sohc4.net/index.php/topic,164440.msg1897366.html#msg1897366
Primary Drive: http://forums.sohc4.net/index.php/topic,166063.msg1919278.html#msg1919278
Tank Latch: http://forums.sohc4.net/index.php/topic,165975.msg1919495.html#msg1919495
Shorten your forks: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-shorten-forks-td4042465.html DO NOT CUT THE SPRINGS!
Clutch How To: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-change-and-adjust-a-clutch-SOHC-td4040391.html
Late model K7/K8/F2/F3 front sprocket cover removal: http://forums.sohc4.net/index.php/topic,178428.msg2072279.html#msg2072279
630 to 530 conversion: http://forums.sohc4.net/index.php/topic,180710.msg2094423.html#msg2094423

Sent from my Tandy TRS-80!

Offline Scott S

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #2 on: October 26, 2016, 04:27:02 AM »
 I would buy this kit from 4into1.com, use the bowl gasket, top gasket, fuel valve/seat and the O-ring and toss the rest. Re-use the stock Keihin brass unless it's just irreparably damaged. If it is, checkwith JetsRUs for genuine Keihin replacements. I didn't look, but sometimes 4into1 has genuine Keihin parts, too.

 http://4into1.com/honda-cb350f-carburetor-repair-kit-1972-1974/
'71 CB500 K0
'17 Triumph Street Scrambler
'81 Yamaha XS650

Offline madmtnmotors

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #3 on: October 26, 2016, 04:45:59 AM »
I would buy this kit from 4into1.com, use the bowl gasket, top gasket, fuel valve/seat and the O-ring and toss the rest. Re-use the stock Keihin brass unless it's just irreparably damaged. If it is, checkwith JetsRUs for genuine Keihin replacements. I didn't look, but sometimes 4into1 has genuine Keihin parts, too.

 http://4into1.com/honda-cb350f-carburetor-repair-kit-1972-1974/

+1

Good observation about the float needle and seat. These are the only metal parts that would get used from most aftermarket kits. The idle and main jets usually can't come close to matching the fuel flow characteristics of the original brass.

You might be able to use stuff like the bowl drain screws and possibly the idle mixture screws, but I would only use them if the originals were damaged.
TAMTF...


Wilbur



Projects:
"Evolution": http://forums.sohc4.net/index.php?topic=100352.0
"P.O. Debacle": http://forums.sohc4.net/index.php/topic,126692.msg1441661.html#msg1441661
F2/F3 O-rings: http://forums.sohc4.net/index.php?topic=113672.msg1300721#msg1300721
Cam Tower Studs: https://www.mcmaster.com/#93210a017/=t19sgp
Clean up that nasty harness: http://forums.sohc4.net/index.php?topic=137351.msg1549191#msg1549191
http://forums.sohc4.net/index.php/topic,148188.msg1688494.html#msg1688494
http://forums.sohc4.net/index.php/topic,139544.msg1579364.html#msg1579364
                                          
Charging system diagnosis: http://forums.sohc4.net/index.php?topic=1012.msg8345#msg8345
Get the manuals: http://manuals.sohc4.net/cb750k/
The Dragon: http://forums.sohc4.net/index.php?topic=45183.msg1571675#msg1571675
Headlight Switch: http://forums.sohc4.net/index.php?topic=113986.msg1283236#msg1283236
Branden's leak free top end thread: http://forums.sohc4.net/index.php?topic=107040.0
Engine Lifting Made Easy: http://forums.sohc4.net/index.php/topic,58210.msg1684742.html#msg1684742
                                      http://forums.sohc4.net/index.php/topic,100352.msg1675840.html#msg1675840
Static and Dynamic Timing: http://www.hondachopper.com/garage/carb_info/timing/timing1.html
Airbox Gasket Replacement: http://forums.sohc4.net/index.php/topic,114485.msg1290000.html#msg1290000
"Café" : http://forums.sohc4.net/index.php/topic,84697.msg953814.html#msg953814
PD Carb Choke Linkage: http://forums.sohc4.net/index.php/topic,100352.msg1669248.html#msg1669248
                                    http://forums.sohc4.net/index.php/topic,110931.msg1248354.html#msg1248354
                                    http://forums.sohc4.net/index.php/topic,48858.msg515204.html#msg515204
Follow up on your damn posts: http://forums.sohc4.net/index.php/topic,144305.msg1791605.html#msg1791605
Taiwanese Cam Chain Tensioners:  http://forums.sohc4.net/index.php/topic,155043.msg1774841.html#msg1774841
Gumtwo Seat Cover: http://forums.sohc4.net/index.php/topic,164440.msg1897366.html#msg1897366
Primary Drive: http://forums.sohc4.net/index.php/topic,166063.msg1919278.html#msg1919278
Tank Latch: http://forums.sohc4.net/index.php/topic,165975.msg1919495.html#msg1919495
Shorten your forks: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-shorten-forks-td4042465.html DO NOT CUT THE SPRINGS!
Clutch How To: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-change-and-adjust-a-clutch-SOHC-td4040391.html
Late model K7/K8/F2/F3 front sprocket cover removal: http://forums.sohc4.net/index.php/topic,178428.msg2072279.html#msg2072279
630 to 530 conversion: http://forums.sohc4.net/index.php/topic,180710.msg2094423.html#msg2094423

Sent from my Tandy TRS-80!

Offline flybox1

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #4 on: October 26, 2016, 06:42:38 AM »
I would buy this kit from 4into1.com, use the bowl gasket, top gasket, fuel valve/seat and the O-ring and toss the rest. Re-use the stock Keihin brass unless it's just irreparably damaged. If it is, checkwith JetsRUs for genuine Keihin replacements. I didn't look, but sometimes 4into1 has genuine Keihin parts, too.

 http://4into1.com/honda-cb350f-carburetor-repair-kit-1972-1974/
+2
Just remember....Honda does not make carbs.  They used Keihin.  Its gotta say Keihin.
www.jetsrus.com is a great seller.
'78 750K (F3 engine) PD42b's, Modified airbox w/K&N  filter, 40/110 jets, 1 needle shim, IMS@ 1 turn out. Kerker + Cone 18" QuietCore

Past Bikes
1974 550K0 (stock), 1973 CB350F (stock), 1983 Yamaha XS400K (POS)
77/78 cool 2 member #3
"Knowledge without mileage equals bullsh!t" - Henry Rollins

"This is my CB. There are many like it, but this one is mine…"

Offline markreimer

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #5 on: October 26, 2016, 11:55:39 AM »
I used a kit from Cruzin Image, found here

http://www.ebay.com/itm/72-74-HONDA-CB350F-CB350Four-CARB-REPAIR-KITS-4-Repair-Kits-48-2417-/162083884597?hash=item25bcf3ce35:g:wswAAOSws65To8GK

I've put on about 5,000km since rebuilding the carbs with this kit. The bike runs absolutely perfectly. Stock airbox and filter, 400F header and an Emgo cocktail style slip-on pipe.

Offline madmtnmotors

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  • Sunny Central Florida
Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #6 on: October 26, 2016, 01:28:36 PM »
I used a kit from Cruzin Image, found here

http://www.ebay.com/itm/72-74-HONDA-CB350F-CB350Four-CARB-REPAIR-KITS-4-Repair-Kits-48-2417-/162083884597?hash=item25bcf3ce35:g:wswAAOSws65To8GK

I've put on about 5,000km since rebuilding the carbs with this kit. The bike runs absolutely perfectly. Stock airbox and filter, 400F header and an Emgo cocktail style slip-on pipe.


You did well then. I used C.I.'s kit for the CB750 and the rubber bits turned to goo and the carbs started leaking within a week.  :(
TAMTF...


Wilbur



Projects:
"Evolution": http://forums.sohc4.net/index.php?topic=100352.0
"P.O. Debacle": http://forums.sohc4.net/index.php/topic,126692.msg1441661.html#msg1441661
F2/F3 O-rings: http://forums.sohc4.net/index.php?topic=113672.msg1300721#msg1300721
Cam Tower Studs: https://www.mcmaster.com/#93210a017/=t19sgp
Clean up that nasty harness: http://forums.sohc4.net/index.php?topic=137351.msg1549191#msg1549191
http://forums.sohc4.net/index.php/topic,148188.msg1688494.html#msg1688494
http://forums.sohc4.net/index.php/topic,139544.msg1579364.html#msg1579364
                                          
Charging system diagnosis: http://forums.sohc4.net/index.php?topic=1012.msg8345#msg8345
Get the manuals: http://manuals.sohc4.net/cb750k/
The Dragon: http://forums.sohc4.net/index.php?topic=45183.msg1571675#msg1571675
Headlight Switch: http://forums.sohc4.net/index.php?topic=113986.msg1283236#msg1283236
Branden's leak free top end thread: http://forums.sohc4.net/index.php?topic=107040.0
Engine Lifting Made Easy: http://forums.sohc4.net/index.php/topic,58210.msg1684742.html#msg1684742
                                      http://forums.sohc4.net/index.php/topic,100352.msg1675840.html#msg1675840
Static and Dynamic Timing: http://www.hondachopper.com/garage/carb_info/timing/timing1.html
Airbox Gasket Replacement: http://forums.sohc4.net/index.php/topic,114485.msg1290000.html#msg1290000
"Café" : http://forums.sohc4.net/index.php/topic,84697.msg953814.html#msg953814
PD Carb Choke Linkage: http://forums.sohc4.net/index.php/topic,100352.msg1669248.html#msg1669248
                                    http://forums.sohc4.net/index.php/topic,110931.msg1248354.html#msg1248354
                                    http://forums.sohc4.net/index.php/topic,48858.msg515204.html#msg515204
Follow up on your damn posts: http://forums.sohc4.net/index.php/topic,144305.msg1791605.html#msg1791605
Taiwanese Cam Chain Tensioners:  http://forums.sohc4.net/index.php/topic,155043.msg1774841.html#msg1774841
Gumtwo Seat Cover: http://forums.sohc4.net/index.php/topic,164440.msg1897366.html#msg1897366
Primary Drive: http://forums.sohc4.net/index.php/topic,166063.msg1919278.html#msg1919278
Tank Latch: http://forums.sohc4.net/index.php/topic,165975.msg1919495.html#msg1919495
Shorten your forks: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-shorten-forks-td4042465.html DO NOT CUT THE SPRINGS!
Clutch How To: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-change-and-adjust-a-clutch-SOHC-td4040391.html
Late model K7/K8/F2/F3 front sprocket cover removal: http://forums.sohc4.net/index.php/topic,178428.msg2072279.html#msg2072279
630 to 530 conversion: http://forums.sohc4.net/index.php/topic,180710.msg2094423.html#msg2094423

Sent from my Tandy TRS-80!

Offline markreimer

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  • Posts: 1,192
Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #7 on: October 26, 2016, 01:30:10 PM »
I used a kit from Cruzin Image, found here

http://www.ebay.com/itm/72-74-HONDA-CB350F-CB350Four-CARB-REPAIR-KITS-4-Repair-Kits-48-2417-/162083884597?hash=item25bcf3ce35:g:wswAAOSws65To8GK

I've put on about 5,000km since rebuilding the carbs with this kit. The bike runs absolutely perfectly. Stock airbox and filter, 400F header and an Emgo cocktail style slip-on pipe.


You did well then. I used C.I.'s kit for the CB750 and the rubber bits turned to goo and the carbs started leaking within a week.  :(

Wow really! That is interesting... A friend of mine here also used his stuff in his 400F with no issues. Crazy, maybe the supplier changed over time?

Offline madmtnmotors

  • When did I get to be a
  • Really Old Timer ...
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  • Posts: 6,090
  • Sunny Central Florida
Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #8 on: October 26, 2016, 01:40:24 PM »
I used a kit from Cruzin Image, found here

http://www.ebay.com/itm/72-74-HONDA-CB350F-CB350Four-CARB-REPAIR-KITS-4-Repair-Kits-48-2417-/162083884597?hash=item25bcf3ce35:g:wswAAOSws65To8GK

I've put on about 5,000km since rebuilding the carbs with this kit. The bike runs absolutely perfectly. Stock airbox and filter, 400F header and an Emgo cocktail style slip-on pipe.


You did well then. I used C.I.'s kit for the CB750 and the rubber bits turned to goo and the carbs started leaking within a week.  :(

Wow really! That is interesting... A friend of mine here also used his stuff in his 400F with no issues. Crazy, maybe the supplier changed over time?

Hard to say. I notified C.I. of the substandard parts but never received any kind of response. I am not completely averse to using aftermarket parts, but when it comes to rubber parts in the fuel system the ad must specify "Viton" rubber or I keep looking.
TAMTF...


Wilbur



Projects:
"Evolution": http://forums.sohc4.net/index.php?topic=100352.0
"P.O. Debacle": http://forums.sohc4.net/index.php/topic,126692.msg1441661.html#msg1441661
F2/F3 O-rings: http://forums.sohc4.net/index.php?topic=113672.msg1300721#msg1300721
Cam Tower Studs: https://www.mcmaster.com/#93210a017/=t19sgp
Clean up that nasty harness: http://forums.sohc4.net/index.php?topic=137351.msg1549191#msg1549191
http://forums.sohc4.net/index.php/topic,148188.msg1688494.html#msg1688494
http://forums.sohc4.net/index.php/topic,139544.msg1579364.html#msg1579364
                                          
Charging system diagnosis: http://forums.sohc4.net/index.php?topic=1012.msg8345#msg8345
Get the manuals: http://manuals.sohc4.net/cb750k/
The Dragon: http://forums.sohc4.net/index.php?topic=45183.msg1571675#msg1571675
Headlight Switch: http://forums.sohc4.net/index.php?topic=113986.msg1283236#msg1283236
Branden's leak free top end thread: http://forums.sohc4.net/index.php?topic=107040.0
Engine Lifting Made Easy: http://forums.sohc4.net/index.php/topic,58210.msg1684742.html#msg1684742
                                      http://forums.sohc4.net/index.php/topic,100352.msg1675840.html#msg1675840
Static and Dynamic Timing: http://www.hondachopper.com/garage/carb_info/timing/timing1.html
Airbox Gasket Replacement: http://forums.sohc4.net/index.php/topic,114485.msg1290000.html#msg1290000
"Café" : http://forums.sohc4.net/index.php/topic,84697.msg953814.html#msg953814
PD Carb Choke Linkage: http://forums.sohc4.net/index.php/topic,100352.msg1669248.html#msg1669248
                                    http://forums.sohc4.net/index.php/topic,110931.msg1248354.html#msg1248354
                                    http://forums.sohc4.net/index.php/topic,48858.msg515204.html#msg515204
Follow up on your damn posts: http://forums.sohc4.net/index.php/topic,144305.msg1791605.html#msg1791605
Taiwanese Cam Chain Tensioners:  http://forums.sohc4.net/index.php/topic,155043.msg1774841.html#msg1774841
Gumtwo Seat Cover: http://forums.sohc4.net/index.php/topic,164440.msg1897366.html#msg1897366
Primary Drive: http://forums.sohc4.net/index.php/topic,166063.msg1919278.html#msg1919278
Tank Latch: http://forums.sohc4.net/index.php/topic,165975.msg1919495.html#msg1919495
Shorten your forks: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-shorten-forks-td4042465.html DO NOT CUT THE SPRINGS!
Clutch How To: http://vintage-and-classic-honda-s.456789.n3.nabble.com/How-to-change-and-adjust-a-clutch-SOHC-td4040391.html
Late model K7/K8/F2/F3 front sprocket cover removal: http://forums.sohc4.net/index.php/topic,178428.msg2072279.html#msg2072279
630 to 530 conversion: http://forums.sohc4.net/index.php/topic,180710.msg2094423.html#msg2094423

Sent from my Tandy TRS-80!

Offline pred

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  • Posts: 5
Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #9 on: October 26, 2016, 04:32:40 PM »
I used a kit from Cruzin Image, found here

http://www.ebay.com/itm/72-74-HONDA-CB350F-CB350Four-CARB-REPAIR-KITS-4-Repair-Kits-48-2417-/162083884597?hash=item25bcf3ce35:g:wswAAOSws65To8GK

I've put on about 5,000km since rebuilding the carbs with this kit. The bike runs absolutely perfectly. Stock airbox and filter, 400F header and an Emgo cocktail style slip-on pipe.
~ ~
Ok
Ill start looking at the two kits above,
And are you telling me that the 400f pipes fit the 350F?

Offline pred

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  • Posts: 5
Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #10 on: October 26, 2016, 04:34:21 PM »
I would buy this kit from 4into1.com, use the bowl gasket, top gasket, fuel valve/seat and the O-ring and toss the rest. Re-use the stock Keihin brass unless it's just irreparably damaged. If it is, checkwith JetsRUs for genuine Keihin replacements. I didn't look, but sometimes 4into1 has genuine Keihin parts, too.

 http://4into1.com/honda-cb350f-carburetor-repair-kit-1972-1974/
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Says only ONE kit in stock at this time,
 Guess I need to look at something different while crossing my fingers

Offline carnivorous chicken

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Re: Carb Rebuild Ebay kits, Are they OK, CB350F
« Reply #11 on: October 26, 2016, 05:58:09 PM »

And are you telling me that the 400f pipes fit the 350F?

They certainly do, although you need to either fit CB400F pegs and brake lever and make a small adjustment to the shift linkage or go with some kind of rear sets.  I wrote up a long paragraph about the switch that you should be able to find if you search for it.