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View Full Version : Which Big Block is Original


MuscleCarLover
09-26-2006, 07:24 PM
OK, how in the world can you tell what motor originally came in a 1968 Nova. I decoded both the Data Plate and VIN tag and both simply tell me it's a V-8 car. How do I know if the motor in the car now (which is supposeably a 427) is original? Just judging by appearances it looks very original, but overall the car is rough and before I lay down my hard earned money and begining restoring it I want to make sure the car is worthy.

Mike
09-26-2006, 07:46 PM
The largest displacement you could get from the factory in a 68 Nova SS was the 396/375 HP motor. You can not tell from the Vin or trim tag which motor the car received. It will only tell you if it is a V8 or 6 cylinder. There was at least one Supercar dealer that installed 427's in 68 Novas. The Vin #'s of those cars are known and are listed on this site.

Do you have any photos of the car that you could post.

Mike

YENKO DEUCE REGISTRY
09-26-2006, 08:09 PM
If the original engine is gone, you will need to confirm via paperwork or circumstantially via a list of items signifying a particular engine - L78, L34 or SB.

MuscleCarLover
09-26-2006, 09:06 PM
[ QUOTE ]
The largest displacement you could get from the factory in a 68 Nova SS was the 396/375 HP motor. You can not tell from the Vin or trim tag which motor the car received. It will only tell you if it is a V8 or 6 cylinder. There was at least one Supercar dealer that installed 427's in 68 Novas. The Vin #'s of those cars are known and are listed on this site.

Do you have any photos of the car that you could post.

Mike

[/ QUOTE ]

I saw a sticky with VINs for 1969 and up vehicles but where is the list of 1968 vehicles?

Mike
09-26-2006, 09:14 PM
I hope it matches one of these.... http://www.yenko.net/ubbthreads/images/graemlins/biggthumpup.gif

68 COPO Novas (http://www.yenko.net/ubbthreads/showflat.php/Cat/0/Number/102522/an/0/page/0#102522)

Stefano
10-02-2006, 05:56 AM
Nickey Chevrolet/Chicago converted many Novas to 427s and 454s.

WILMASBOYL78
10-08-2006, 02:52 AM
Pictures and cowl tag info will be a big help...

wilma http://www.yenko.net/ubbthreads/images/graemlins/beers.gif