Author Topic: Carburetor Rubber Overflow Tubes - Where to Buy ?  (Read 1565 times)

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Offline whitjonw

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Carburetor Rubber Overflow Tubes - Where to Buy ?
« on: September 13, 2016, 05:32:59 AM »
I am looking for the rubber overflow tubes and haven't seen any available from any of the suppliers I have looked at. Where are you guys purchasing these from and if none are available is there a good substitute from the local auto parts suppliers ?
1973 Honda CB500 K2
1974 Honda CL200 Scrambler
1974 Honda CB750 K4
1976 Honda CB750 K6

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Offline ekpent

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #1 on: September 13, 2016, 05:56:12 AM »
 If not doing a correct resto Tygon lines come in many sizes small to large. See it at Napa and many other places. If you really want to go cheap clear aquarium line would probably work also since its not immersed in gas.
« Last Edit: September 13, 2016, 05:58:18 AM by ekpent »

Offline flybox1

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #2 on: September 13, 2016, 06:36:43 AM »
Windshield washer vacuum hose.  10' should run you just a few $ and is enough to do all and trim to fit under your swingarm.
Your carbs are perfect and they'll never overflow, so not being fuel resistant is not an issue  ;)
'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

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Offline whitjonw

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #3 on: September 13, 2016, 07:52:59 AM »
Your carbs are perfect and they'll never overflow, so not being fuel resistant is not an issue  ;)


Right !

Thanks guys, I will check those items out.
1973 Honda CB500 K2
1974 Honda CL200 Scrambler
1974 Honda CB750 K4
1976 Honda CB750 K6

This is our life, this is our song.....

Offline firebane

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #4 on: September 13, 2016, 09:45:25 AM »
5.5mm fuel hose from 4into1 if you want factory style.

Offline flybox1

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #5 on: September 13, 2016, 09:56:33 AM »
5.5mm 3.5mm fuel hose from 4into1 if you want factory style.
FTFY  ;)
'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 edwardmorris

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #6 on: September 13, 2016, 10:21:56 AM »
Pretty cheap and available from Honda, use these part numbers for ref.



Fuel hose

Part number    - ID    - Appearance
95001-3500160M - 3.5mm - Black
95001-3500150M - 3.5mm - Black, braided exterior
95001-4500160M - 4.5mm - Black
95001-4500150M - 4.5mm - Black, braided exterior
95001-5500160M - 5.5mm - Black
95001-5500150M - 5.5mm - Black, braided exterior
95001-7500160M - 7.5mm - Black
95001-7500150M - 7.5mm - Black, braided exterior

Vacuum hose - 1 Metre long

Part number    - ID    - Appearance
95005-3500120M - 3.5mm - Grey
95005-4500120M - 4.5mm - Grey
95005-5000130M - 5.0mm - Black
95005-5500120M - 5.5mm - Grey
95005-7000150M - 7.0mm - Black
95005-7500120M - 7.5mm - Grey
95005-8000120M - 8.0mm - Grey

Offline BomberMann650

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #7 on: September 13, 2016, 03:45:17 PM »
I picked up fuel resistant transparent red tubing from ACE.

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Offline Gene

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #8 on: September 13, 2016, 03:46:44 PM »
Windshield washer vacuum hose.  10' should run you just a few $ and is enough to do all and trim to fit under your swingarm.
Your carbs are perfect and they'll never overflow, so not being fuel resistant is not an issue  ;)

This is what I use.
*1973 CB750K3 (Bow)

Offline whitjonw

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #9 on: September 13, 2016, 04:57:49 PM »
I think I like the 3.5mm fuel line from 4 into 1 option the best. Awesome, thanks !
1973 Honda CB500 K2
1974 Honda CL200 Scrambler
1974 Honda CB750 K4
1976 Honda CB750 K6

This is our life, this is our song.....

Offline BobbyR

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Re: Carburetor Rubber Overflow Tubes - Where to Buy ?
« Reply #10 on: September 14, 2016, 01:00:37 PM »
Just get a black hose the proper ID and don't worry about fuel resistance.
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