Prisoners tested reinforced Mitsubishi Evo 10

High traction studs that ensure a correct closure of the cylinder head on the engine with the usual thread and stock diameter.

Increased and reinforced high traction studs Lancia Delta 2000 16v diameter 12mm X 1.25

Studs high traction that ensure a correct closure of the cylinder head of the engine and usually with thread diameter of series.

High traction studs that ensure correct closure of the cylinder head on Lancia Delta 2000 8v engines with the usual thread and stock diameter.

Prisoners high tensile

12 mm increased and reinforced high traction head studs pitch 1.25 for Fiat Uno Turbo engines - Punto Gt 1400-1600

Prisoners high tensile specific for this engine

Reinforced high traction studs for Ford Sierra / Escort Cosworth LONG UNDER THE MONOBLOCK