Prop question on a 242 ss 454 330 hp

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08-01-2008, 06:44 PM

#11

Monaco20

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Quote:

Originally Posted by My1stFormula

Hey, I have a '89 242 SS with a stock 454ci 330hp package and I upgraded from a 19 to a 23 pitch and I am very happy with the result. 56.7mph @4600rpm on gps.

Oh by the way, I'm new to OSO and this site is AWESOME!

Hi that is very fast for a 242 SS, Formula put top speed
52 mph in the factsheet with this engine

How does it preform midrage and hole?

What is your speed at 3200 rpm?

what was the speed with the 19 p?

Any range wich where better with the 19 p?

08-05-2008, 06:22 AM

#12

My1stFormula

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It's not too bad out of the hole and midrange is quite good. I don't know what the speed is at 3200, I guess I just don't pay attention to the speedo but its a comfortable cruising speed. I never did have the 19p at full throttle because it was 5000+rpm, I didn't want to push it.