Prisoners tested Suzuki Hayabusa 1300

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

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

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

Prisoners high tensile

Prisoners high tensile specific for this engine

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

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.