Strange one on the wbx6...all the 222mm long head studs (bottom row) are bigger diameter than the usual wbx type. Threads are the same sizes though.
Do Aircooled engines use thicker head studs?
I only need one



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1985 Oettinger 3.2 Caravelle RHD syncro twin slider. SA Microbus bumpers, duplex winch system, ARC 7X15 period alloys