Oil Pressure
WARNING: This page is about a different car, the 1992 Suzuki Swift, 1992 Suzuki Sidekick, and 1992 Suzuki Samurai. However, it is still accessible from the selected car via links, so may be relevant.
On Samurai, normal oil pressure is 42.7-59.7 psi (3.0-4.2 kg/cm2 ) at 3000 RPM. On Sidekick and Swift SOHC, normal oil pressure is 46.9-61.1 psi (3.3-4.3 kg/cm2 ) at 4000 RPM. On Swift DOHC, normal oil pressure is 54.1-68.2 psi (3.8-4.8 kg/cm2 ) at 4000 RPM.