Quote:
Originally Posted by johnjzjz
the copos were not 427 CI they were a bit bigger its stroke was not 3 .76 like the rest ( it was just like the Z 11 409 ( 427 ) before it a special combo ) i do not remember the actual size but i do believe its 20 or so inches bigger only had one apart 30 years ago and the piston compression height was shorter and we couldn't buy anything else but from Chevy - no other listing was available for the motor but GMs > and the 396 had an single over head cam to copy the SOHC Fords 427 but it never made production only seen one never heard it run and Smokey Yunick or Arques < speeling was involved it would be my guess - jz
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So the Central Office Production Order cars were not based on 427 short blocks? But were custom built 440+/- cubes engines? Never heard that before. Gonna have to dig deeper into this....interesting