what year is my engine

472viper

Member
Oct 17, 2019
57
5
18
66
Sioux Falls SD
Today I brought home a C4 transmission that will go in for an overhaul. Attached to it is a 200 ci 6. Seller said it came out of a Comet and has sat in the corner of his garage for almost 20 years. How can I find out year of manufactur ?
 
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rbohm

SN Certified Technician
Apr 12, 2002
6,678
542
204
61
tucson,az
there is a date code cast onto the block somewhere. find that and you can tell when the block was released for casting.
 
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