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All 650's 4000 miles of pleasure, now come the real fun part (service maintenance!)

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Enrico

2018
CB650F ABS
Mar 28, 2019
3rd party oil absolutely better than oem oil of Honda. Keep working with easy maintainance job, you will love your bike more than before :D
Are you saying Honda don't recommend the best type of oil for their bikes ?!
 

Enrico

2018
CB650F ABS
Mar 28, 2019
It must be different in each country but if it is like the way it is here in AU, I wouldn't trust the dealer workshop at all. My dealer did the 1st service @ 1000 kms and said that it didn't need anything until 12000 kms. I just replaced the oil with Castrol Racing 1 Full Synthetic 4w50 and the difference is like day and night. It runs much much smoother now, same goes for the clutch.
Why would Honda recommend a grade of oil that is not the most suitable for their bikes?!
 

Brammers

2014
CBR650F ABS
Staff
May 30, 2014
Hampshire, England
Riding Since
1993
Wow, 4w50 is a bit off the beaten path. I'm hoping that's a typo for 5w40?

If not, should actually hurt performance as the hot thickness (50) is much higher than stock (30). Unless you're in very hot part of AUS, then it makes sense. But then if that hot, why the low cold weight (4)?

Fully synth oil can help a bit. Honda would always supply oil that is "good enough", but doesn't stop other oils being better.

I noticed an improvement going from Semi-Synth to Fully-Synth. My Honda dealer used Castrol Power1 4T anyway. I would expect 10w40 to be the ideal weight in a warmer climate. Happy to be corrected by someone who knows more than I do.

J
 

FogDucker

2018
CB650F ABS
Apr 3, 2019
Canada
Riding Since
2000
My question is on Annual Services. attached an screensot. Does t mean you have to annually change oil regardless of how many miles you have clocked?

Capture.PNG
 

ADIOS600

2015
CB650F ABS
May 16, 2017
LINCOLNSHIRE
Wow, 4w50 is a bit off the beaten path. I'm hoping that's a typo for 5w40?

If not, should actually hurt performance as the hot thickness (50) is much higher than stock (30). Unless you're in very hot part of AUS, then it makes sense. But then if that hot, why the low cold weight (4)?

Fully synth oil can help a bit. Honda would always supply oil that is "good enough", but doesn't stop other oils being better.

I noticed an improvement going from Semi-Synth to Fully-Synth. My Honda dealer used Castrol Power1 4T anyway. I would expect 10w40 to be the ideal weight in a warmer climate. Happy to be corrected by someone who knows more than I do.

J
I agree with Brammers 10/30 10/40 should just about cover most climates. Honda dealers don't always use Honda oil, my dealer uses Motul, I supplied my own Castrol Power 1 s/s. Major improvement on gear shift btw.
 

Jerry

2016
CBR650F ABS
May 18, 2017
The Netherlands
I found I'm doing about 6000km a year, so it's a nice coincidence that my odometer service intervals sync up with the annual service requirements. It saves me a lot of thinking :happy:
 

taifei

2020
CB650R ABS
Apr 18, 2020
Riding Since
2000
Change according to mileage or annually, whichever comes first. Low mileage can also be problematic, therefore the annual recommendation.
 

FogDucker

2018
CB650F ABS
Apr 3, 2019
Canada
Riding Since
2000
I am almost sold to these two oils miweber929 @miweber929 and Brammers @Brammers baugustine @baugustine
What do u guys think? I can go full synthetic but its rated for racing and its almost double the price


https://www.baysideperformance.ca/bel-ray-exp-semi-synthetic-4t-engine-oil-10w30-1-liter
https://www.baysideperformance.ca/motul-5100-synthetic-blend-motor-oil-10w30-1-liter

FS Ester EXS:
https://www.baysideperformance.ca/bel-ray-exs-full-synthetic-ester-4t-engine-oil-10w40-1-liter

However my dealer has used 10w40 (most likely YAMALUBE) based on the bill I had in my mailbox
 

ghehen

2018
CBR650F ABS
Jun 27, 2019
Vietnam
Are you saying Honda don't recommend the best type of oil for their bikes ?!
Honda did not use their oem oil for their racing team, they use repsol instead haha.
10w30 API SL is not sound good to me.I tried it with Honda Winner - an underbone 150cc motorcycle and what the oem oil delivered at that price didn't what i'm looking for. In the same price tag you could find better oil. They don't own an engin oil company, they have to buy it from supplier. Motul, Silkolene, Castrol,Amsoil, Mobil,Repsol... have a long time developed oil products, try 1 of their best product.You will get the instance result after switch.
 

Enrico

2018
CB650F ABS
Mar 28, 2019
Honda did not use their oem oil for their racing team, they use repsol instead haha.
10w30 API SL is not sound good to me.I tried it with Honda Winner - an underbone 150cc motorcycle and what the oem oil delivered at that price didn't what i'm looking for. In the same price tag you could find better oil. They don't own an engin oil company, they have to buy it from supplier. Motul, Silkolene, Castrol,Amsoil, Mobil,Repsol... have a long time developed oil products, try 1 of their best product.You will get the instance result after switch.
but 4w50 was mentioned which isn't the grade Honda recommend !
 

ghehen

2018
CBR650F ABS
Jun 27, 2019
Vietnam
but 4w50 was mentioned which isn't the grade Honda recommend !
Maybe we have a misunderstanding here. I mentioned 3rd party engine oil have better product compare with the OEM engine oil, not about the recommend vicosity from Honda.

Oil vicosity Honda recommend for us is 10W30. And we can use better 10w30 full synthetic engine oil from others brand out there.
Myself use Motul 300v 10w40, i'm in hotter climate and my experience about Motul 300v 10w40 far away better than OEM full synthetic 10W30 from Honda.
 

Brammers

2014
CBR650F ABS
Staff
May 30, 2014
Hampshire, England
Riding Since
1993
Having recently been educated on oil and it's science, using 10w40 is Ok (Honda spec says so) climate has nothing to do with it. Oil grades are measured at 100c so ambient temp doesn't play a factor (unless your bike has a knackered cooling system).

10w30 will give optimum engine performance.

10w40 won't hurt the engine, but will consume a little more power to pump it around as its "thicker".

J
 

ghehen

2018
CBR650F ABS
Jun 27, 2019
Vietnam
Having recently been educated on oil and it's science, using 10w40 is Ok (Honda spec says so) climate has nothing to do with it. Oil grades are measured at 100c so ambient temp doesn't play a factor (unless your bike has a knackered cooling system).

10w30 will give optimum engine performance.

10w40 won't hurt the engine, but will consume a little more power to pump it around as its "thicker".

J
i think ambient temp really a factor we should care when we chose oil grade.

Follow this content provided by castrol UK: "The smaller the number, the better it will flow. So a 5W-30 will flow easier than a 10W-30 at start-up temperatures and a 10W-30 will flow easier than a 10W-40 at normal engine operating temperatures. This is important, as engine oils naturally thicken as they cool and thin as they are heated. Thin, low viscosity oils flow easier to protect engine parts at cold temperature. Thick, high viscosity oils are typically better at maintaining film strength to protect engines at high temperatures. "
You are right 10W30 can give u more power, i think it works well at cooler climate like the EU. I'm from South East Asia where the temperature can reach 40 celcius in summer. Right now outside my office is 36.
I tried 10w30 and the engine noise is louder than 10w40 when it's getting hot. Then i decided switch to 10w40 to have better oil film to protect my engine from heat.
And i found this image on google
1588924132299.png
 

Brammers

2014
CBR650F ABS
Staff
May 30, 2014
Hampshire, England
Riding Since
1993
Ambient temp plays a part for the 10w "cold" grade. Once an engine is running it will be at about 100c (give or take a degree) and the ambient temp only affects how hard the cooling system needs to work to maintain that.

It's not going to alter the "normal" grade thinking at all. Common myth that I partly subscribed to until yesterday.
 
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