Hi everyone hope someone has an idea what to do.

Had new cam and head refurbished (so it seems)

car now wont sart on hill its losing prime & has starting issues , use to start on a dime everytime.

Put on new tandem pump.
new fuel lines.
new injector seals.
Couple of check vales.
new genuine fuel filter.
new t peice and seals

sunday just gone , removed injectors and found the common wear score lines in the borse I wet n dried with 600 then 1500 with engine oil to smooth out sharpness. re installed injectors with new seal & set lashes.

Still the same not sure what to do any help much appreciated