decoding 340 engine stamping??

Posted By: dalei989

decoding 340 engine stamping?? - 08/10/08 05:58 PM

Trying to decode these stampings on my 340 block for my 71 340 dart swinger. thanks

Attached picture 4609412-340engine.jpg

Posted By: dalei989

Re: decoding 340 engine stamping?? - 08/10/08 06:00 PM

the stamping are as follows MH 340R 38360142

Posted By: ScottSmith_Harms

Re: decoding 340 engine stamping?? - 08/10/08 07:19 PM

MH = Mound Road Plant
340 = Cubic Inch
R = Regular Fuel
3836 = January 28th 1972 Assembly date
0142 = Sequence Number Assembled that Shift

MH 340R 38360142

Posted By: 69CoronetRT

Re: decoding 340 engine stamping?? - 08/10/08 08:04 PM

M = Mound Road plant
H = series year and H = 1972, which goes with the assembly date Scott posted.