I'm not sure, it's not listed under the modifications -- Can't wait to do the POST Purchase Inspection.
What I do know:
new clutch
valve adjustment
brake and fuel system servicing
new steering wheel
sun visors
German carpets topped with new coco mats
period Porsche Blaupunkt AM/FM stereo
NOS Mahle alloy wheels
2.0L flat-four sourced from a 1973
rebuild of the side shift 5-speed transaxle
Rebuild transaxle ring, pinion setup verification
Replace shift coupler bushings, adjust shifter
Valve adjustment, new valve cover gaskets
New fuel hoses and injector elbows
Stainless steel fuel lines
New engine mounts
New accelerator bell crank bushings
New brake hoses, bleed brakes
Adjust brake pedal piston clearance
New clutch, cable, and fan belt
930 Turbo tie rod kit
Performance exhaust system