Technical Service Bulletin Correcting Engine Misfiring

Subject: Correcting Engine Misfiring Models: 928, 911 Turbo ALL

Bulletin Number: 80 – 1

Engine misfiring may result from fuel restriction to one or more injectors

correcting engine misfiring

Check for loose fuel filter screens in fuel outlet ports of fuel distributor.
If loose, replace all 8 bolts with new bolts, Part # 930.110.547.00

Note

Do not replace outlet port filter screens or fuel distributor unless replacement of bolts fails to correct misfiring.

Clean filter in fuel feedline adapter
Run engine and check performance

home page: klassikats.com