Donnybrooke Green '70 #s LT-1 Corvette Convertible

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**TimG** · #1 09-05-2025, 02:43 PM

That is a good question, I never understood that, either.

**69M22Z** · #2 09-05-2025, 09:37 PM

You can definitely tell the difference as far as the ZR1 engine revving faster with the smaller flywheel. ZR1's are really neat.

**napa68** · #3 09-05-2025, 09:49 PM

Quote:

Originally Posted by 69M22Z

You can definitely tell the difference as far as the ZR1 engine revving faster with the smaller flywheel. ZR1's are really neat.

That small flywheel was also in the 65 L78 Corvette's. Which ultimately proved to be the demise of many a 65 L78