right iv been given 2 heads a 1.6 and a 2.0 but the bloke who got them dont no which is which ! how do i tell the difference

2 litre has bigger valves and bigger combustion chambers

any numbers to go by so i can ring the bloke and let him no which 1 i want ?

std inlet valve on a 2.0 ltr pinto head is 42mm, with a stem diameter of 8mm, stem length is 111.3mm

std exhaust valve on 2.0 ltr head is 36mm, again stem diameter is 8 mm, stem length is 110.5mm

thanks