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7.5 k&b crank mods

Old 03-06-2012, 11:15 AM
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Default 7.5 k&b crank mods

Any help on how t mod a 7.5 k&b crank?
Old 03-06-2012, 11:49 PM
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Default RE: 7.5 k&b crank mods

What's wrong with the stock crank?
Old 03-07-2012, 01:21 AM
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Default RE: 7.5 k&b crank mods

you can improve flow by working on some of the edges/corners
Old 03-07-2012, 07:10 AM
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Default RE: 7.5 k&b crank mods

http://www.barnesandnoble.com/w/adva...nch/1000889006
Old 03-07-2012, 09:15 AM
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Default RE: 7.5 k&b crank mods

Are you talking about the 7.5cc outboard with front intake or the 7.5cc inboard with rear intake (drum or disk)?
Old 03-08-2012, 11:39 PM
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Default RE: 7.5 k&b crank mods

a good article from may 94 rcbm,
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Old 03-08-2012, 11:48 PM
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Default RE: 7.5 k&b crank mods

sorry
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Old 03-08-2012, 11:53 PM
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Default RE: 7.5 k&b crank mods

sorry
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Old 04-12-2012, 01:42 PM
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amrharrymac
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Default RE: 7.5 k&b crank mods

Great Info, Thanks for sharing. I am having a litle trouble reading the last page but it was cool reading about modding these engines!
Old 04-13-2012, 05:14 AM
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Default RE: 7.5 k&b crank mods

Mod are kinda secret, as I don't want some young kid beating me @ the race. I've bought some old .67 Picco parts ,had 5 liner's all different. secrets We lost a lot of good ideals as the old timer took his secrets to the grave.
Old 04-13-2012, 11:58 PM
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Default RE: 7.5 k&b crank mods

I hope now that NR are in the ob game people may be a little more willing to help others out. If you are always progressing, the secrets you let out are just old news.
Cheers,
Dion
Old 04-14-2012, 12:03 AM
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Default RE: 7.5 k&b crank mods

Sorry bout that I will have to fix that.
Old 04-14-2012, 02:07 AM
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Default RE: 7.5 k&b crank mods

I real hope so tooo as this gr8 sport can only grow by shearing so called SECRETS

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