OIl pressure spring booster kit for Volkswagen Beetle& Combi 08/71->

Oil pressure valve and spring booster kit. Enables the oil pressure to be increased in an old engine or to prepare a new engine.

For Type 1 engines up to ->08/1971
with a twin oil circuit.
(2 caps under the engine block). Fitting advice: The small spring and small piston should be fitted on the engine flywheel side, the long screw and mushroom-shaped piston go on the pulley side. The pistons should move smoothly, there should be no resistance during fitting, polish the pistons a little with glass paper if required. After fitting, check the engine oil pressure with a pressure gauge.