My guess is that he's referring to the stands which should be 25-29 ft/lbs according to this:

http://www.oldgmctrucks.com/photos/EngineSpecs_Pg3G.gif

Here's the main page:

http://www.oldgmctrucks.com/page0311.html


1952 1300 Canadian 1/2 ton restomod
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