When something similar happened to me, it was crud in the float bowl in
the front carburetor. But since your 77 is different in that regard, this
may or may not be relevant.
wcameyer had this to say:
>Hello, List:
>I need help. Twice recently I've driven 10-15 miles, my '77 B rdstr running
>beautifully at speeds up to 85. Then it is parked for 1/2 to a full hour.
>On the way back, after a while, it will hesitate, buck like H---, and
>possibly backfire between 60 & 70. On Father's Day, it ran like a top for
>200 miles at speeds up to 90. Standard engine, Piper 270 cam, Weber
>downdraft.
>What's going on here? What should I check?
>
>Bill
>
>
>
--
Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the red one with the silver bootlid.
|