It's a tight place, but you should be able to remove them alone.
Get new injector seals and install them even if the old ones look good!
And don't forget to bleed the fuel pressure
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ASE certified Automotive Master Technician.
Porsche Tech in France.
www.benautodesign.fr
Ben-Auto-Design : Performance parts for 9X6 / 9X7
1982 928 S Euro