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Home >> Isuzu >> 1983 >> Impulse Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 1.8L 4-CYL - VIN [B],1.9L [A], 1.95L 4-CYL - VIN [A] >> Engine Specifications >> Valve Spring Specifications

Valve Spring Specifications

VALVE SPRING SPECIFICATIONS

Application In. (mm)
1.8L & 1.9L (1)
Inner - Free Length (2) 1.78 (45.3)
Pressure - Lbs. @ In. (Kg @ mm)
Valve Closed 20 @ 1.5 (9.2 @ 38.5)
Valve Open n/a
Outer - Free Length (3) 1.85 (47.0)
Pressure - Lbs. @ In. (Kg @ mm)
Valve Closed 35 @ 1.61 (15 @ 41)
Valve Open n/a
1.95L (1)
Free Length 1.89 (48.1)
Pressure - Lbs. @ In. (Kg @ mm)
Valve Closed 55 @ 1.6 (25 @ 41)
Valve Open n/a
(1) Replace spring if more than .079 (2.0 mm) out of square.
(2) Minimum height is 1.72" (43.8 mm).
(3) Minimum height is 1.79" (45.4 mm).