Thread: small block chevy heads
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11-28-2007 08:45 PM #1
small block chevy heads
horsepower raitings from casting numbers on heads
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11-28-2007 09:36 PM #2
#461/462 #186 327/300to350hp #186 350 300to370 HP #487 350 270HP #993 350 200 HP #882 350 185HP some stock SB#s
Neither, it’s in a friend’s hot rod and we’re curious
GM Engine de-coding