Author Topic: 454 stamp number question  (Read 2263 times)

Offline 79 chevy

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454 stamp number question
« on: January 10, 2015, 09:25:04 pm »
Well I am new to workin on engines what does the number stamped above the timing chain cover mean ?
79 Chevy 4x4
Stock for now:)

Offline Captkaos

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Re: 454 stamp number question
« Reply #1 on: January 10, 2015, 10:15:59 pm »
Where?  What is the number?

Chris Lucas
73-87chevytrucks.com
squarebody.biz


Offline 79 chevy

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Re: 454 stamp number question
« Reply #2 on: January 11, 2015, 05:47:50 pm »
Right above the timing chain cover there spot milled flat with T1111tsh stamped on it
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Offline Captkaos

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Re: 454 stamp number question
« Reply #3 on: January 11, 2015, 08:18:07 pm »
T = Tonawanda engine plant
11 = November
11 = 11th day
TSH = is either 1975 Truck 454 LS-4 VIN Z, L, fwd OR 1978 Truck 454 VIN LF-8 VIN S, 20, 30

Chris Lucas
73-87chevytrucks.com
squarebody.biz


Offline 79 chevy

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Re: 454 stamp number question
« Reply #4 on: January 11, 2015, 08:29:30 pm »
Okay thanks !!
79 Chevy 4x4
Stock for now:)