Author Topic: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.  (Read 47317 times)

Offline Laverdaroo

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #405 on: March 14, 2022, 06:27:14 PM »
Youre getting achingly close to some noise now Ted, good man ;) :D
Mornings are the invention of the devil!

1977 CB550F (current money pit!!)
2002 VFR800 VTEC (The Beloved)
1977 CB400F (the last money pit!)
1998 Ducati 748\853 conversion(sold :()
1980 ish CB750KZ in a billion bits (need to get rid, anybody want one?))

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #406 on: March 18, 2022, 04:55:46 PM »
This afternoon I removed the exhaust so I can safely remove the front wheel on my bike stand. On re-assembly I plan to silicone seal the front pipes into the silencer.

It's put me back a little though I can do some tidying up of the wiring loom connections if it stays warm enough.
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #407 on: March 23, 2022, 12:13:08 PM »
Front wheel collected by CWC to have the tyre issue resolved.
Chain guard now fitted as is the headlamp unit with nice new H4 LED bulb.
Cleaned out the pipes on the  Motad silencer where the front pipes fit to make fitting a bit easier when the wheel is back.

Warm spell will mean I can do some other bits and bobs before my wheel is returned on Friday. I feel confident that the bike should be a runner for my birthday in early May (fingers crossed).

I am keeping the tank & side panels as they are for the summer of 2022 - then looking at the possibility of re-paint & change of exhuast system for Phase2 in 2022/23.

I am assuming of course that the big guy in the sky continues to look down at me favourably for a few more years yet.

Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #408 on: March 26, 2022, 08:41:13 PM »
Wheel now back from CWS with tyre fitted the right way round - assembled front axle parts torqued up spindle, speedometer cable in place etc.
Wheel fitted clamps torqued up, starter cable connected ready for cranking over having turned it with the kickstart by hand to check everything feels right rotationwise.
Adjusted front brake caliper as per manual.

Exhuast system going back on probably Monday or Tuesday depending on weather & household obligations.lol

Not a lot left to do before launch day!
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Johnny4428

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #409 on: March 26, 2022, 09:46:09 PM »
Brilliant Ted! Looking forward to the start up report.
1952 Cymoto on Triumph bicycle.
1961 Matchless G3
1974 Honda CB550K1. Running resto,
1978 Honda CB550K3.
1999 ST1100 Pan European 50th Anniversary.
1975,1980,1984,1986 Honda C90’s
1973 Honda CB750K3

Offline Laverdaroo

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #410 on: March 27, 2022, 10:46:50 AM »
eagerly awaiting news ;)
Mornings are the invention of the devil!

1977 CB550F (current money pit!!)
2002 VFR800 VTEC (The Beloved)
1977 CB400F (the last money pit!)
1998 Ducati 748\853 conversion(sold :()
1980 ish CB750KZ in a billion bits (need to get rid, anybody want one?))

Offline Laverda Dave

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #411 on: March 27, 2022, 11:03:48 AM »
Once the exhaust system is on Ted all the big jobs are done and the wait is nearly over👍.
What are you going to do for the next project (you have to think ahead to the next one😉).
1976 Honda 400/4
1977 Rickman Honda CR750
1999 Honda VFR 800FX
1955 750 Dresda Triton
1978 Moto Morini 350 Sport
1978 Honda CB400/4 'Rat' bike
1982 Laverda 120 Jota

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #412 on: March 27, 2022, 01:41:20 PM »
Once the exhaust system is on Ted all the big jobs are done and the wait is nearly over👍.
What are you going to do for the next project (you have to think ahead to the next one😉).

I do have a spare engine so I might strip that down and rebuild it (when not fishing) - not sure tbh. Bonus would be I have a better idea of the costs involved plus the confidence to do the job.

Then there might be the Phase 2 option if I want to pour more money into the existing project and tidy up more areas.

Iastly I have our Mercedes R129 that we have had for 19 years that I could tinker with if I was desperate for things to do.
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Nurse Julie

  • 1977 CB550/4 Mongrel Brat. 1974 UK 500/4 K1. Honda CD250u.
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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #413 on: March 27, 2022, 04:09:34 PM »
Getting very close now Ted by the sounds of it.
LINK TO MY EBAY PAGE. As many of you know already, I give 10% discount and do post at cost to forum members if you PM me direct.
https://www.ebay.co.uk/sch/julies9731/m.html?item=165142672569&rt=nc&_trksid=p2047675.m3561.l2562

LINK TO MY CB400/4 ENGINE STRIP / ASSESSMENT AND REBUILD...NOW COMPLETE
http://www.sohc.co.uk/index.php/topic,14049.msg112691/topicseen.html#new

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #414 on: March 28, 2022, 06:40:51 PM »
Nice warm day again so fitted he exhuast system with silicone sealant where front pipes enter the silencer.
Just as I thought I knew what I was doing I realised I had not fitted the front pipe clamp over the pipe after getting number 3 pipe into the silencer. Struggled to get it out of the silencer again  - re-fitted - did not make the same mistake with No 4 front pipe.

With spark piugs out I cranked engine over with starter until oil light went out - it took a little longer to go out than expected but once it went out it was quick to go out again pretty much straight away on the button.

Looks like it might be Friday before I can do the ignition timing then get the petrol tank fitted - inching  achingly closer!

There was a time I would have worked until midnight to get the bike running today - Wendy is on Holiday so I need to keep a perspective and be patient its been over 19 months . This morning I took my fishing tackle out of the garage loft ready for another summer distraction.

« Last Edit: March 28, 2022, 07:38:05 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline smoothoperator

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #415 on: March 28, 2022, 06:59:04 PM »
Getting there Ted. The weather has been great for motivation recently, let's hope it's better than the forecast over the next few days, 8 degrees is going to feel bloody cold. As a matter of interest, where did you get the idea for putting silcone sealant in the exhaust joint? I have re-used the old gasket as it was in good nick but haven't checked yet to see if it has made a full seal.
Steve
2017 Triumph Bonneville T100
1977 Honda 400 Four Restored April 2022

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #416 on: March 28, 2022, 07:41:28 PM »
Getting there Ted. The weather has been great for motivation recently, let's hope it's better than the forecast over the next few days, 8 degrees is going to feel bloody cold. As a matter of interest, where did you get the idea for putting silcone sealant in the exhaust joint? I have re-used the old gasket as it was in good nick but haven't checked yet to see if it has made a full seal.

It was mentioned on this site a friend gave me a part used tube of high temperature silicone sealant it was Grey in colour.
I was going to use normal clear silicone its just on the downpipe to silencer joint as the Motad system has no gasket.
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline Bryanj

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #417 on: March 28, 2022, 11:05:21 PM »
Silicone not a good idea on high temp stuff as i remember, normal exhaust gasket paste there if you want but i dont remember using anything when fitting Motad or Dunstal as they will coke up eventually

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #418 on: March 29, 2022, 01:41:48 PM »
Silicone not a good idea on high temp stuff as i remember, normal exhaust gasket paste there if you want but i dont remember using anything when fitting Motad or Dunstal as they will coke up eventually

The product I have used made by Elring of Germany  Dirko HT Silicone based sealant -  temperature range -60 C to +315 C just a smear like Hondabond when inserting the pipes - fairly slow drying as well so it does not go off whilst fitting the last pipe in place.
« Last Edit: March 29, 2022, 02:16:53 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

Offline McCabe-Thiele (Ted)

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Re: OAP Ted's CB400F2 rebuild - engine not run for about 12 years.
« Reply #419 on: April 04, 2022, 09:02:15 AM »
Timing has finally been done thanks for your help K2-K6 via PM plus a U-tube video. Most of the pipework for drains etc now in place. I'm in the process of re-checking the cam timing for peace of mind before I fit the petrol tank & try to start her up. I've had a cough in the night that I've not shaken off so done a lateral flow test. Test negative but playing safe i'll stay indoors today.
« Last Edit: April 04, 2022, 06:09:37 PM by McCabe-Thiele (Ted) »
Honda CB500 K1 (new pit dug out ready)
Honda CB400 four super sport (first money pit)
Link to my full restoration http://www.sohc.co.uk/index.php/topic,23291.0.html

 

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