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Search found 165 matches

by jerry
Fri Oct 16, 2015 6:13 pm
Forum: Restoration Projects
Topic: 1961 CB72 Project
Replies: 1163
Views: 550976

Dear rpr851r, Have done a few road cranks at .006" to .008" conrod side clearance. You wont have any problems. As Loudmouse sais use 30 or 40 monograde mineral oil depending on climate temperature and with specified oil change intervals and filter cleans you will help your engine live a long life. A...
by jerry
Sun Oct 11, 2015 10:46 am
Forum: Restoration Projects
Topic: 1961 CB72 Project
Replies: 1163
Views: 550976

Dear G Man Probably bad information giving on my part. July 1 post on my Timeline. Have sent it through to you as a share. All the best Jerry
by jerry
Sun Oct 11, 2015 5:28 am
Forum: Restoration Projects
Topic: 1961 CB72 Project
Replies: 1163
Views: 550976

Dear G Man, I believe those grooves are a Pops Yoshimura modification from when he "Consulted" for Honda. Apparently that relationship did not have a good outcome. Anyway I think you can see that if those cages were put in back to front the outcome is not so clever regarding getting rid of oil. I th...
by jerry
Sun Oct 11, 2015 4:23 am
Forum: Restoration Projects
Topic: 1961 CB72 Project
Replies: 1163
Views: 550976

G Man there were White Papers from Honda and also INA many years ago dealing with big end specific issues, design, materials and coatings. One of the critical issues was getting oil out of the big end assembly at a suitable rate to cool the big end and not to cause hydraulicing. Lubrication itself w...
by jerry
Sat Oct 10, 2015 6:58 am
Forum: Restoration Projects
Topic: 1961 CB72 Project
Replies: 1163
Views: 550976

Dear G Man, Do some reading on high speed big end roller bearings, roller cages and their development, oil lubrication,wedging and hydraulicing, and heat transfer. See what you work out. It is a interesting topic. By the way are you aware that a Yamaha XS650 twin uses the same size big end pins as t...
by jerry
Sat Oct 10, 2015 5:50 am
Forum: Carburation - Fuel
Topic: vintage "back-in-the-day" fiberglass tank
Replies: 20
Views: 9520

It was good re-acquainting at the track Brian. I recognized your face when you came through with your lovely wife. 3 days at the track was more than enough and I was happy not dealing with race bikes. got to watch 3 races and spent the rest of the time enjoying the company of many friends. All the b...
by jerry
Fri Oct 09, 2015 2:36 am
Forum: Carburation - Fuel
Topic: vintage "back-in-the-day" fiberglass tank
Replies: 20
Views: 9520

Dear Honda Brian whoever you are and others please phone me on +61 8 85692866 work or 08 85692318 and get it from the "Horses Mouth" before you put pen to paper. Too much that is written is wrong and to straighten it out can be a bit embarrassing. This is not written in malice. All the best Jerry Ko...
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