Reinforced head studs Lancia Delta 2000 - 1600 8v increased 12mm

Prisoners high traction for Ford Sierra / Escort Cosworth 12mm

Reinforced studs Lancia Delta 2000 8v 10mm high traction that ensure a correct closing of the cylinder head on engines with the usual thread and diameter as standard.

High traction reinforced head studs for Fiat 500 Abarth engines Fiat Fire or Fiat T-Jet Abarth, Panda 100hp engines and all Fiat fire 8v engines and similar engines.

Prisoners high traction for Suzuki Hayabusa engines in 1300

Prisoners high tensile guaranteed at least 550hp on engine Lancia Delta

Reinforced head studs Lancia Delta Fiat COUPE 2000 16V Turbo high traction which ensure correct closure of the head tested up to 530 hp on Lancia Delta engine with usual thread and diameter as standard.

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