1969 was the last year for a 327 ...
Are you going by the casting numbers near the bell housing,or the code stamped on the block in front of the passenger side head ?..
The casting number will only tell you the cubic inch,(and as SweetK30 said that isn't always 100% correct)--the code will pin down just what engine it is and what vehicle it came in originally..usually a partial VIN is on the code pad also,if it doesn't match the trucks VIN you can bet it was swapped in somewhere in the past..
Are you going by the casting numbers near the bell housing,or the code stamped on the block in front of the passenger side head ?..
The casting number will only tell you the cubic inch,(and as SweetK30 said that isn't always 100% correct)--the code will pin down just what engine it is and what vehicle it came in originally..usually a partial VIN is on the code pad also,if it doesn't match the trucks VIN you can bet it was swapped in somewhere in the past..

