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Soft seize

Posted: Sat Oct 27, 2012 5:01 am
by Mommurda808
How could you tell a soft seize?

Re: Soft seize

Posted: Sat Oct 27, 2012 10:10 am
by Mystic
1. IF you were riding along great and it suddenly went dead with an accompanying high pitched whining or grinding sound

2. Check compression

3. Take the head and cylinder off and physically inspect the piston and cylinder walls.

Re: Soft seize

Posted: Tue Oct 30, 2012 1:09 am
by Mommurda808
Mystic wrote:1. IF you were riding along great and it suddenly went dead with an accompanying high pitched whining or grinding sound

2. Check compression

3. Take the head and cylinder off and physically inspect the piston and cylinder walls.
Thanks for the heads up.

Re: Soft seize

Posted: Tue Oct 30, 2012 5:04 am
by kingkamehameha
Mystic wrote:1. IF you were riding along great and it suddenly went dead with an accompanying high pitched whining or grinding sound

2. Check compression

3. Take the head and cylinder off and physically inspect the piston and cylinder walls.
You just described a full hard seize. My definition of a soft sieze is a momentary loss of power followed by a little burble. Bike may shut off and not start back up for a little while. A hard sieze is when the scker seizes and and when you kick um the kicker is frozen at first. Any grinding action is considered a full hard sieze

Re: Soft seize

Posted: Thu Nov 01, 2012 5:07 am
by maddog
you can also just seize the rings, the cylinder would have to be honed and an oversized piston + rings installed.

Re: Soft seize

Posted: Thu Nov 01, 2012 9:10 pm
by patthesoundguy
if it wasnt soft seized too bad, cant you just take the brake cylinder hone to the cylinder and clean it up a bit and pop in some new rings and maybe a new piston, replace the circlips and giv'er.

Re: Soft seize

Posted: Fri Nov 02, 2012 2:51 am
by maddog
the cylinder is easy clean up, if you see a black spot on the piston its known as a flat spot, i would change the piston and ride on.