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Home >> Isuzu >> 1992 >> Impulse XS, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 1.6L 4-CYL - VINS [4,5,6] & 1.8L 4-CYL - VIN [8] >> Engine Specifications >> Pistons, Pins & Rings Specifications

Pistons, Pins & Rings Specifications

PISTONS, PINS & RINGS

Application In. (mm)
Pistons
Clearance
DOHC .0019-.0027 (.048-.069)
SOHC .0011-.0019 (.028-.048)
Diameter (1)
DOHC Non-Turbo
Size Mark "A" 3.1473-3.1477 (79.941-79.952)
Size Mark "B" 3.1477-3.1481 (79.952-79.962)
Size Mark "C" 3.1481-3.1485 (79.962-79.972)
DOHC Turbo
Size Mark "A" 3.1469-3.1473 (79.931-79.941)
Size Mark "B" 3.1474-3.1477 (79.944-79.952)
Size Mark "C" 3.1477-3.1481 (79.952-79.962)
SOHC
Size Mark "A" 3.1480-3.1484 (79.960-79.970)
Size Mark "B" 3.1484-3.1488 (79.970-79.980)
Size Mark "C" 3.1489-3.1492 (79.982-79.990)
Pins
Diameter
1.6L DOHC Non-Turbo & SOHC
Standard .7094-.7095 (18.019-18.021)
Wear Limit .7075 (17.971)
1.6L DOHC Turbo
Standard .7873-.7874 (19.998-20.000)
Wear Limit .7862 (19.970)
1.8L DOHC .7871-.7872 (19.992-19.995)
Wear Limit .7862 (19.970)
Piston Fit
DOHC Non-Turbo & SOHC
Standard .00047-.00067 (.0119-.0170)
Wear Limit .00157 (.0399)
DOHC Turbo
Standard .00028-.00067 (.0071-.0170)
Wear Limit .00157 (.0399)
Piston Pin-To-Connecting Rod Interference
1.6L DOHC Non-Turbo & SOHC
Interference Fit .00079-.00161 (.0201-.0409)
Piston Pin-To-Connecting Rod Clearance
1.6L DOHC Turbo & 1.8L DOHC
Clearance .00030-.00067 (.0076-.0170)
Limit .00079-.00157 (.0201-.0399)
Rod Fit
DOHC Non-Turbo & SOHC .00078-.00161 (.0198-.0409)
DOHC Turbo .00030-.00067 (.0076-.0170)
Rings
No. 1
End Gap
Standard .0110-.0157 (.279-.399)
Wear Limit .059 (1.50)
Side Clearance .0018-.0032 (.046-.081)
No. 2
End Gap
Standard .0177-.0236 (.450-.600)
Wear Limit .059 (1.50)
Side Clearance .0008-.0024 (.020-.061)
No. 3 (Oil)
End Gap
Standard .0039-.0236 (.010-.600)
Wear Limit .059 (1.50)
(1) Piston diameter is determined by size mark stamped on top of piston. See Figure .