Gain extra benefits by becoming a Supporting Member Click here find out how!

Classic Performance Products Nu-Relics Power Windows
American Auto Wire Hellwig Products IncPerformance Rod & Custom
Danchuk Catalog

Username Post: Big block gmc
Posts: 97

Reg: 09-06-16
12-29-20 11:49 AM - Post#2810961    

My grand son has a 72 GMC 1 ton dually. Some one some where dropped a big block of unknown size in it. Now he wants me to find out what it is. I'm guessing a 402 but I'm no expert. The number on the block above the water pump is cast in. number is 557752 3B any one know what that is?
NOTE: You are viewing an individual Post. View the Entire Topic
FusionBB™ Version 2.1
©2003-2006 InteractivePHP, Inc.
Execution time: 0.096 seconds.   Total Queries: 13   Zlib Compression is on.
All times are (GMT -0800) Pacific. Current time is 06:47 AM