Lubrication System/Specifications SPECIFICATIONS - CONTINUED DIMENSIONS OF NEW PARTS WEAR TOLERANCE Spring of oil pressure regulating valve: • Free length of spring (approx.) . . . . . . . . 120 mm (4.7 in.) • Spring calibration at a length of 42.5 mm (1.68 in.) . . . . . . . . . . . . . . . . . . . . . . . . 60—75 N (13.5—16.5 lb) Minimum oil pressure at 800 rpm (slow idle) and engine oil temperature 90˚C (194˚F) . . . 100 kPa (1 bar; 14 psi) Spring of by-pass valve: • Free length (approx.) — Long spring . . . . . . . . . . . . . . . . . . 59 mm (2.32 in.) — Short spring . . . . . . . . . . . . . . . . . 51 mm (2.00 in.) • Spring calibration — Long spring at a length of 34 mm (1.34 in.) . .
. . . . . . . . . . . . . . . . . 92—112 N (21—25 lb) — Short spring at a length of 29 mm (1.14 in.) . . . . . . . . . . . . . . . . . . . 79—96.5 N (18—22 lb) CD,3274,G25,2 -19-04JAN99 25 3 CTM3274 (01JUL99) 25-3 Saran Liter Engines 060799 PN=164