top end gasket kit? mm?

[Wills77]

im rebuilding my top end...
going with a venom 14.25-1 high comp piston
but with the gasket kit there is 97mm, 98mm and 101mm

what do i need?

[Drewltr450]

the stock bore for an ltr is 95.50

[pitcrew]

ya those r big bore kit gaskets....u def need the 95.5 one

[Wills77]

thanks... i wasnt sure if that had something to do with the thickness or something.

i have a venom 14-1 high comp piston, cometic gasket kit and a new clutch on the way