I had three different diagnoses done for an irregular idle. All three opinions agree the cause is a defective fuel distributor. Do I have have to buy this new or can it be rebuilt. Is there a rebuild kit available?

__________________
jcciem
'94 SL5000 60,000
'91 350SDL 545,000
'91 350SD 197,000
'00 E55 AMG 77,000