The Stovebolt Site Forums The Shop Area Engine Shop Zenith 10920 in my GMC 228

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

1 members (HandyAndy), 112 guests, and 1 robot.

Key: Admin, Global Mod, Mod

Forum Statistics

Forums66

Topics128,176

Posts1,057,058

Members48,460

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

Re: Zenith 10920 in my GMC 228 50GMC253 #1475109 11/13/2022 6:46 PM
Joined: Mar 2005 Posts: 627 Tyner, NC 5 50GMC253 'Bolter
50GMC253 'Bolter 5 Joined: Mar 2005 Posts: 627 Tyner, NC	Thanks for the tip. My screwdriver in the attached pic is on what the manual calls the secondary venturi. Below it is a larger dia “main venturi”. Attachments 6ECB2B30-5F5C-4A56-9312-2B93C7A9EC77.jpeg (186.55 KB, 86 downloads) Secondary venturi Mike Barnes 1950 GMC 1-ton pickup

Entire Thread
Subject	Posted By	Posted
Zenith 10920 in my GMC 228	50GMC253	11/11/2022 6:06 PM
Re: 2 GMC 228 timing questions	klhansen	11/11/2022 6:09 PM
Re: 2 GMC 228 timing questions	50GMC253	11/11/2022 6:17 PM
Re: 2 GMC 228 timing questions	Bill Hanlon	11/11/2022 6:22 PM
Re: 2 GMC 228 timing questions	50GMC253	11/11/2022 7:07 PM
Re: 2 GMC 228 timing questions	Otto Skorzeny	11/11/2022 7:17 PM
Re: 2 GMC 228 timing questions	50GMC253	11/11/2022 7:31 PM
Re: 2 GMC 228 timing questions	Twin Jimmys	11/11/2022 8:50 PM
Re: 2 GMC 228 timing questions	Hotrod Lincoln	11/11/2022 9:30 PM
Re: 2 GMC 228 timing questions	panic	11/11/2022 11:55 PM
Re: 2 GMC 228 timing questions	50GMC253	11/12/2022 4:23 PM
Re: 2 GMC 228 timing questions	Hotrod Lincoln	11/12/2022 4:33 PM
Re: 2 GMC 228 timing questions	Otto Skorzeny	11/12/2022 4:34 PM
Re: 2 GMC 228 timing questions	50GMC253	11/12/2022 5:13 PM
Re: 2 GMC 228 timing questions	Otto Skorzeny	11/12/2022 5:50 PM
Re: 2 GMC 228 timing questions	Otto Skorzeny	11/12/2022 6:03 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 4:29 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 4:33 PM
Re: Zenith 10920 in my GMC 228	Hotrod Lincoln	11/13/2022 5:06 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 6:46 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 8:19 PM
Re: Zenith 10920 in my GMC 228	Hotrod Lincoln	11/13/2022 8:53 PM
Re: Zenith 10920 in my GMC 228	Hotrod Lincoln	11/13/2022 7:02 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 9:07 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/13/2022 9:09 PM
Re: Zenith 10920 in my GMC 228	Otto Skorzeny	11/13/2022 9:29 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/14/2022 3:47 PM
Re: Zenith 10920 in my GMC 228	carbking	11/14/2022 3:58 PM
Re: Zenith 10920 in my GMC 228	Hotrod Lincoln	11/14/2022 4:01 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/14/2022 6:25 PM
Re: Zenith 10920 in my GMC 228	Bill Hanlon	11/14/2022 11:49 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/14/2022 8:47 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/14/2022 8:53 PM
Re: Zenith 10920 in my GMC 228	Justhorsenround	11/14/2022 9:05 PM
Re: Zenith 10920 in my GMC 228	Otto Skorzeny	11/14/2022 10:31 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/15/2022 1:36 AM
Re: Zenith 10920 in my GMC 228	carbking	11/15/2022 2:15 AM
Re: Zenith 10920 in my GMC 228	50GMC253	11/15/2022 5:18 PM
Re: Zenith 10920 in my GMC 228	Hotrod Lincoln	11/15/2022 5:46 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/15/2022 7:35 PM
Re: Zenith 10920 in my GMC 228	carbking	11/15/2022 8:03 PM
Re: Zenith 10920 in my GMC 228	Otto Skorzeny	11/15/2022 11:00 PM
Re: Zenith 10920 in my GMC 228	50GMC253	11/16/2022 1:32 PM
Re: Zenith 10920 in my GMC 228	Otto Skorzeny	11/16/2022 10:17 PM
Update Zenith 10920 in GMC 228 problems	50GMC253	12/06/2022 6:34 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/06/2022 6:49 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/06/2022 7:27 PM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/06/2022 7:35 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/06/2022 7:41 PM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/06/2022 7:57 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/06/2022 8:07 PM
Re: Update Zenith 10920 in GMC 228 problems	EdPruss	12/06/2022 9:40 PM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/07/2022 12:41 AM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/07/2022 12:54 AM
Re: Update Zenith 10920 in GMC 228 problems	Mike B	12/07/2022 3:00 AM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/07/2022 1:46 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/07/2022 1:49 PM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/07/2022 6:38 PM
Re: Update Zenith 10920 in GMC 228 problems	Bill Hanlon	12/07/2022 6:59 PM
Re: Update Zenith 10920 in GMC 228 problems	50GMC253	12/07/2022 7:17 PM
Re: Update Zenith 10920 in GMC 228 problems	Otto Skorzeny	12/07/2022 7:22 PM
Re: Zenith 10920 in my GMC 228	50GMC253	12/07/2022 9:09 PM
Re: Zenith 10920 in my GMC 228	Otto Skorzeny	12/07/2022 9:14 PM
Re: 2 GMC 228 timing questions	fixite7	12/09/2022 12:09 PM
Re: 2 GMC 228 timing questions	50GMC253	12/12/2022 9:16 PM

Moderated by Phak1, Woogeroo

Hop To

Link Copied to Clipboard