View Full Version : Speeds on donzi 26zx with 625hp ??

DonZi 26
10-02-2010, 01:13 PM
Hi guys

im installing a new engine in my donzi 26zx....mine's a 99 model, im fitting a chevy 555ci 625hp....

wot you think ?? what speeds should i be looking at...hey i need decent speeds...

any info would be greatly appreciated....


10-02-2010, 03:43 PM
A guess 75+ on the gps.

DonZi 26
10-02-2010, 03:46 PM
that's what im hoping for.....

engine is gonna have over 630 ft lbs of torque @ 4300rpm.....

The Hedgehog
10-02-2010, 04:20 PM
What Fast said. Maybe 78 or more on the good day. Pushing well into that 80's takes north of 700 hp.

10-03-2010, 07:50 AM
75-80 gps at or close to sea level.. Been there done that.. Mine with 625 would run about 80-81gps on a good day.. ;) Jamie / Lakeside