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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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| | | Forums66 Topics128,018 Posts1,055,259 Members48,417 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  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!
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| | | | Joined: Nov 2011 Posts: 2 New Guy | | New Guy Joined: Nov 2011 Posts: 2 | Hi everyone this is my first time on here.I have a 57gmc Napco truck I picked up from the west coast this fall.I like the body style.The crome on the front off a 56.The engine is a 327 with dual exhaust.Four speed with granny gear.The diff gears I think are 3.90.I would like a better hiway gear.In 4th at about 55 Im at 2300rpm.I would like lower rpms.The front diff has Napco on the diff.Any help would be great. Thanks | | | | | Joined: Mar 2007 Posts: 4,215 Moderator | | Moderator Joined: Mar 2007 Posts: 4,215 | Welcome woodmaster, some very nice Napco's here. I don't know much about the Napco's but check in at the driveline forum.
Is this your first old truck? Maybe a few pics would be nice.
Leo | | | | | Joined: Jun 2000 Posts: 738 Shop Shark | | Shop Shark Joined: Jun 2000 Posts: 738 | Woodmaster,Welcome to Stovebolt! Go to Driveline Forum and ask away! Good luck on your project! | | | | | Joined: Mar 2007 Posts: 4,215 Moderator | | Moderator Joined: Mar 2007 Posts: 4,215 | Nice cake, Joy. Enjoy your birthday.
Leo | | | | | Joined: Dec 2001 Posts: 14,522 Moderator: Welcome Centre, Southern Bolters, Legion Hall | | Moderator: Welcome Centre, Southern Bolters, Legion Hall Joined: Dec 2001 Posts: 14,522 | Welcome to the Stovebolt, woodmaster. You will find help here, the best truck site on the web. Good luck and post us some pics when you can. | | |
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