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Anybody know what block casting numbers these 67 427's were? Some say they were 942 blocks others say 351 blocks. Were they 2 or 4 bolt mains. The Span Inc document also stated that the automatics vers the 4 speeds were only 410 HP. What blocks werer these? Any help would be appreciated!
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1940 Pontiac 1948 Desoto 1956 Chevy Wagon 1957 Chevy Sport Coupe 1967 Camaro 427 |
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