Pontiac GTO Forum banner

1 - 1 of 1 Posts

·
Registered
Joined
·
13 Posts
Discussion Starter #1
I have a 64 GTO 4 speed. The rear end has "H27" stamped on it in very small type. Does this mean anything or indicate the gearing i.e 3.55?
Thanks
 
1 - 1 of 1 Posts
Top