LT1 Balancing Act
Race Director
Joined: Sep 2000
Posts: 17,298
Likes: 33
From: The Top of Utah
It is the same as a one piece rear main seal (1986 and up), L98. It is neutral balanced in the front, using an in-balance damper, and externally balanced in the rear, using an unbalanced flywheel or flex plate.
RACE ON!!!
RACE ON!!!
Large Impressive Member
Joined: Jul 2003
Posts: 65,811
Likes: 71
From: Good health is merely the slowest possible rate at which one can die
St. Jude Donor '04-'05-'06-'07
But mine ain't no more! 
