The Stovebolt Site Forums The Shop Area Engine Shop Napco gear ratios

Help is a click away!

VEHICLE
INFORMATION
KITS

at the

GM Heritage Center
All the details are here.

Searching the Site - a click away

New here ??? Where to start?

Click on image for the lowdown.

====

Who's Online Now

0 members (), 54 guests, and 3 robots.

Key: Admin, Global Mod, Mod

Forum Statistics

Forums66

Topics128,072

Posts1,055,906

Members48,429

Most Online14,466
Apr 26th, 2026

Step-by-step instructions for pictures in the forums

Brad Allen's photos

AD Chevy Trucks

Pictures galore

Over 6,000 pictures

Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips.

Check them out!

Lots of work on Brad's part ... pure enjoyment (and references) for you!

Big Thanks!

THANKS!

For helping keep this great
old truck web site
on the Internet for

over 30 years!

and not clogged down
with Ads!

Again, thanks!

Print Thread

Napco gear ratios #73919 02/26/2007 9:42 PM
Joined: Jun 2005 Posts: 128 Vancouver island B.C Canada B BENT Wrench Fetcher
BENT Wrench Fetcher B Joined: Jun 2005 Posts: 128 Vancouver island B.C Canada	Hello all,well I finally started on my 63 Gmc 3/4 ton.The diffs are out and apart,and I noticed the front had been rebuilt at one time,looked like a gear failure.Any how the font is a 375 ratio and the rear is a 410 is this normal? Bent Happy Haulin! TWO 1963 GMC\'s -- A shortbox and a NAPCO!

Entire Thread
Subject	Posted By	Posted
Napco gear ratios	BENT	02/26/2007 9:42 PM
Re: Napco gear ratios	LONGBOX55	02/27/2007 1:33 AM
Re: Napco gear ratios	BENT	02/27/2007 1:43 AM
Re: Napco gear ratios	BENT	02/27/2007 2:16 AM
Re: Napco gear ratios	LONGBOX55	02/27/2007 2:17 AM
Re: Napco gear ratios	eb's 63	02/27/2007 4:30 PM
Re: Napco gear ratios	jhaa_lives	02/28/2007 2:26 PM

Moderated by Phak1, Woogeroo

Hop To

Link Copied to Clipboard