Hi,
For a 75 NC 850 Mk 3 - what would a good to average reading for pressure be for a wet/dry compression test.
is there any point in just changing the piston rings or does it always mean a rebore and new pistons & rings ? Mileage is low but it has been sat for many years unused.
Regards,
Sean
For a 75 NC 850 Mk 3 - what would a good to average reading for pressure be for a wet/dry compression test.
is there any point in just changing the piston rings or does it always mean a rebore and new pistons & rings ? Mileage is low but it has been sat for many years unused.
Regards,
Sean