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Proper oil for transmission of 78 cr250? https://vintagedirtbikeforums.alp-sys.com/viewtopic.php?f=21&t=3066 |
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Author: | 78redracerguy [ Mon Aug 01, 2011 1:55 pm ] |
Post subject: | Proper oil for transmission of 78 cr250? |
Hi guys what is the actual proper weight of oil a guy should use in the transmission of a 78 cr250? In hot climate... Thanks in advance... |
Author: | b-joe [ Mon Aug 01, 2011 5:32 pm ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
i´m using ATF for about 20 years now at all 2T trannies. |
Author: | redrocket190 [ Mon Aug 01, 2011 10:32 pm ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
SAE 80w motorcycle gear oil. ![]() |
Author: | 78redracerguy [ Tue Aug 02, 2011 6:26 pm ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
haha ok you guys are at totally different ends of the rainbow here!!! One is using ATF the other is using 80W gear oil?? I have been using straight 30W but was thinking of switching... maybe i should hold a poll of what everyone else uses.... not whats 'proper'.... |
Author: | b-joe [ Wed Aug 03, 2011 9:15 am ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
78redracerguy wrote: haha ok you guys are at totally different ends of the rainbow here!!! no, ![]() ATF is special designed for gears and clutches. one advantage is perfect clutchwork when oil is cold. you can also use 10w-40 (or for hot climate 20w-50) MOTORCYCLE engine oil. choose what you prefer. don´t use truck or car gear oil. |
Author: | 78redracerguy [ Wed Aug 03, 2011 5:17 pm ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
Ok I was thinking 80w automotive differential oil when i read it, and I always thought atf was way too thin but hey if you guys use it then obviously its not!! I will likely try the 20w50. Thanks |
Author: | 78redracerguy [ Wed Aug 03, 2011 5:48 pm ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
Also... Iv always just guessed on the amount but whats the proper amount to put in? Thanks |
Author: | b-joe [ Thu Aug 04, 2011 8:37 am ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
78redracerguy wrote: Also... Iv always just guessed on the amount but whats the proper amount to put in? Thanks ![]() |
Author: | b-joe [ Thu Aug 04, 2011 8:47 am ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
78redracerguy wrote: .... I always thought atf was way too thin ... that´s the advantage, you need less power to turn the transmission with the thinner oil. |
Author: | 78redracerguy [ Thu Aug 04, 2011 11:42 am ] |
Post subject: | Re: Proper oil for transmission of 78 cr250? |
Would a guy notice a difference in power if he switched to atf or is that unlikely? Also I never knew about the oil check bolt... i always just looked through the filler hole and guessed... cool... are all bikes like this or just the red racers? |
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