The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 12 Bolt 3.73 Posi Bundle... Worth a fart?

piecesparts · 08-12-2011, 11:27 PM

I have been running a 12 bolt posi for years. Changed it to a 3.73 gear ratio about 7 years ago and it was worth the effort.

08-12-2011, 11:27 PM	#17
piecesparts Parts and more parts Join Date: Nov 2003 Location: Lebo, Kansas (middle of nowhere Posts: 6,821	Re: 12 Bolt 3.73 Posi Bundle... Worth a fart? I have been running a 12 bolt posi for years. Changed it to a 3.73 gear ratio about 7 years ago and it was worth the effort. __________________ Frank