Quote Originally Posted by grantb View Post
Hello John, thank you for the velocity information. It appears my MK iv is only slightly underpowered. I bought it mainly due to interest in the design. They are not common in this part of the world.

Cheers,

Grant
I have a soft spot for them too Grant but am fortunate in that Mark IVs are still fairly common here. A collector's item of the future though.

Kind regards,

John