Quick technical question..
I'm after a set of valve stem seals for my E7s, are all windsor head valve stem seals the same? are there differences between early, E7, GT40, GT40p ones?
1992 DC LTD 5.0
Duel exhaust, Genie extractors, Ported E7 heads, ported lower HO inlet, 70mm maf, Underdrive Pullies