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Old 10-28-2017, 11:53 AM   #739
allan5oh

Name: allan5oh
Title: Too Much Time
Status: Not Here
Join Date: Oct 2012
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Posts: 1,106
Quote:
Originally Posted by tall boy View Post
Result why we get a lot of blowby or crankcase pressure during the last two races losing power.
A crack in the piston and yes these are steel pistons so there are weak points that why we moved to a other steel pistons construction as for having better support to get the force of the piston better projected on the piston pin.

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Click the image to open in full size.
Would laying back the bowl edge on a lathe help with that?
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