1976-88 engine production figures
SBC torque specs
LG4 vs. L69
L69 buildup info Part 1/2
Specs from: GM L69, GM ZZ3 and GM 350/300hp
400hp L69 buildup from 1983
350 SBC engine swap FAQ
Small blocks and HP limits
Still more casting numbers
Bore and Stroke info
Below are some engine ID pictures, it's a small block 350.
ABOVE: The tin and nickel content percentages.
ABOVE: The casting number.
ABOVE: The main caps, this is a 4-bolt.
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