Manifold Stud 41mm - X1/9 & Montecarlo

M8 manifold stud, 41mm overall, 25mm exposed length of shank and long thread. Factory short thread length of 14mm (16mm including shoulder). Sold individually.

For use as a FIAT X1/9 cylinder head manifold outer stud; 4 outer studs are required in total.

Also applicable to Lancia Scorpion and Montecarlo S1 & S2 models as an outer stud of the standard exhaust manifold; 4 outer studs are required in total; Lancia Beta Coupé, Spider & HPE models.

Important: Avoid using general purpose studs of the same length that do not have the factory short thread end as they can seat incorrectly leaving insufficient thread for the manifold nut & washer.