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RSRXION · 08-21-2006, 10:42 PM

OK , found it. XX is the correct code for a 69 C-10,20,30 or P-20,30 with 4 barrel carb. Listed as medium duty. That's the only application that my original GM manuals list for that alpha code. Hope that helps, Dean

08-21-2006, 10:42 PM	#5
RSRXION Senior Member Join Date: Jun 2006 Location: Arkansas Posts: 227	Re: Engine Code please help V0405XX OK , found it. XX is the correct code for a 69 C-10,20,30 or P-20,30 with 4 barrel carb. Listed as medium duty. That's the only application that my original GM manuals list for that alpha code. Hope that helps, Dean __________________ "They that give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety." Ben Franklin