what does a 1986 chevy monte carlo engine look like?

i have one.. but my engine has dark green metallic covers and bolts on the side and not 4 through the top, iv been told my engine looks like it came out of a truck via LE9 and it runs and hauls ass like it has more than 180ish hp. 0-60 in around 6-6.5 seconds and top speed in no time with power left to spare
 
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