a little bit faster
 

i have a 1999 mariah z212 shabah 350mag 310hp looking to get some more top end. running a 21 pitch 5 blade prop and its quick out of the hole. any suggestions would be great

Go To A 3 Blade For Top End

I'd try a 23p mirage plus , easy to find. What did you do to get 310 out of a 350 mag? Is it mpi? Just wondering where the extra 10-40 hp came from? Put a post in the prop section and see what the prop experts say! They are usually right on the money.