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				I have a 74 350 engine (in a Chevy C-10 p/u) with the VIN derivative of the truck on the engine pad, and then the code: "K0530 TMM". 
I am used to the mid-60's Corvette field where: for the engine code the first character designates the engine plant, the numbers represent build date, and the last 3 characters denote the vehicle/transmission/engine configuration. Is this the same on a truck? If so, how exactly does "K0530 TMM" decode?
Thanks,
Larry 
			 
			
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				ALL GM engines follow the same stamping as what you are used to.
K0530 TMM
K = St. Catherines, Ontario
05 = May
30 = 30th
TMM = 1974 350 conv.cab 145hp 2 barrel carb C-10 & 1500
 Chris Lucas
www.73-87chevytrucks.com
www.captkaoscustoms.com
Project Su
Jimmy 2WD Project
			 
			
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				if you could help?the casting in the back is 14093638 and the stamed #vo308pha can these also help determine if this smc is internal or external balanced thanks for any help 
			
 
			
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				14093638 is an '86-94 350 Block.
V - Flint Plant
03 - March
08-  8th
PHA  <- I personally don't have any info on this suffix...
That engine will be internally balanced. Chris Lucas
www.73-87chevytrucks.com
www.captkaoscustoms.com
Project Su
Jimmy 2WD Project