Does balancing crank give smoother ride with less vibration?

nimblebee

nimblebee

Member
Lot of work scheduled on motorized bicycle over the next few days, awaiting as parts arrive.

Awaiting parts... it's in the mail... too much time on hand... leading to thinking!... always a hazardous pursuit for tinkerers! :) Contemplating...

Having completed 36 mile trip on motorized bicycle, was glad to get off MB "vibration machine", which put me to wondering: "Is balancing crank really worthwhile?"

Before beginning a deep dive and studying all forums on "balancing crank," asking those who've "done it":

Does balancing crank reduce vibrations & making for smoother, more pleasant ride with less vibration?
 
wrench said:
Yes, and it'll help your engine last longer, Balancing crank is recommended
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Thank you for your reply.

I have no experience with balancing cranks and before I spent energy, time and effort going through forums providing information on balancing crank, wanted to check with people who'd actually balanced their crank and find out what their results were.

Long learning curve ahead. Reading thus far, opinions vary as to methodologies best employed.

One nice thing: valuable information to study & learning from efforts and results of others' experiences.
 
Yes, you can make your engine smoother, if you have a balance rack. MapBike and I were working on balancing engines at the same time a few years back, you need to weigh the complete rotating assembly on two level surfaces, you need to have the piston, rings and the piston clips all together to get the best balance. I found that the crank I was working on need a good amount of drilling. Balancing may not eliminate all vibration but it will raise the rpm where vibration starts.
 
Greg58 said:
Yes, you can make your engine smoother, if you have a balance rack. MapBike and I were working on balancing engines at the same time a few years back, you need to weigh the complete rotating assembly on two level surfaces, you need to have the piston, rings and the piston clips all together to get the best balance. I found that the crank I was working on need a good amount of drilling. Balancing may not eliminate all vibration but it will raise the rpm where vibration starts.
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Good advice. Important information from those who've been there and done that.

Will be looking through forum posts to "beef up" my understanding of crank balancing process.

10 plus hour planned trip may have to be broken down to 2 days, because arthritis VS MB "vibration machine".

You know you're starting to get old, when you begin making your own "sound effects" :)

Older I get, faster everyone else moves. Funny how that works: more age, further floor seems to get! LOL :D

Getting down to floor isn't so much problem, it's getting back up LOL

Going to "beef up" my knowledge, because I'm like: "Where's the beef?" :)

 
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