Photos of 1969 ZL-1 #18 as a drag car

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**RALLY** · #1 04-02-2021, 09:27 AM

Quote:

Originally Posted by EZ Nova

Didn't think it was all that bad myself? Mine made 785Hp at 7200 and modeling showed it should have made 804Hp at 7200. The Hp and tq numbers were within a couple of number to 6300. I'm down 19 Hp at 7200 and down 12 Hp at 6500.

In drag racing form according to Bill Grump Jenkins, the ZL-1 Blocks were a problem with ring seal and blow by problems. The Can Am Blocks were better. I have no doubt they made the horsepower numbers as you stated here. It was just inconsistency issues with this ring seal problem.

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