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1931 Panther piston mod
Posted:
Mon Dec 10, 2012 11:16 pm
by Ray Roberts #115
Re: 1931 Panther piston mod
Posted:
Tue Dec 11, 2012 6:54 pm
by maxpat82
a bolt on extension?
what kind of graded bolt are you using?
locking compound for the bolt? Can't think of any locktite high temperature enough.
Re: 1931 Panther piston mod
Posted:
Tue Dec 11, 2012 8:07 pm
by Ashton Bond
Two piece diesel pistons survive every day for thousands of hours...
Re: 1931 Panther piston mod
Posted:
Tue Dec 11, 2012 10:08 pm
by maxpat82
ahh ok.. didn't know that.
will sleep smarter tonight..hehe
Re: 1931 Panther piston mod
Posted:
Tue Dec 11, 2012 10:33 pm
by Ray Roberts #115
I didn't know diesel pistons were 2 piece, I feel better already.
The Panther doesn't rev very high being a long stroke 500 single.
The bolts are just grade 8 1/4 20 cap screws and I am using red loctite 450 deg and the 1/2 inch diameter post goes through the new piston and is peened over, I was going to weld it but I thought weld could crack so I riveted it.
Re: 1931 Panther piston mod
Posted:
Fri Dec 14, 2012 9:01 pm
by Dave King
Good job Ray, looks like something out my past. Have you thought of moving the top compression ring up onto the extension ?
Re: 1931 Panther piston mod
Posted:
Sat Dec 15, 2012 9:40 pm
by Ray Roberts #115
I did think about that Dave but then thought whats the point? since those pictures I did machine a few narrow grooves in the upper part.
Ray.