Undersize Bearings
WARNING: This page is about a different variant/trim than selected.
- Bearings are available in .010" (.25 mm) undersize. Undersize bearing thickness is determined by 2 color marks. See Figure and Figure . See COLOR CODE FOR UNDERSIZE BEARINGS table.
- On 1.3L, use journal finished diameters, 1.7611-1.7618" (44.732-44.750 mm), and letters stamped on cylinder block mating surface to determine correct undersize bearing for replacement. See appropriate UNDERSIZE BEARING APPLICATION table.
- On 1.6L, use journal finished diameters, 2.0367-2.0373" (51.732-51.747 mm), and letters stamped on cylinder block mating surface to determine correct undersize bearing for replacement. See appropriate UNDERSIZE BEARING APPLICATION table.
- Use Plastigage to ensure correct clearance of installed undersize bearing. Lubricate bearings before installing. Tighten bolts to specification in 3 steps. Tighten main bearing caps in following order: center cap, No. 2 cap, No. 4 cap, front cap and rear cap. See TORQUE SPECIFICATIONS .
COLOR CODE FOR UNDERSIZE BEARINGS (1.3L)
| Paint Color | Thickness - In. (mm) |
|---|---|
| Green & Red | .0835-.0836 (2.121-2.124) |
| Black & Red | .0836-.0837 (2.124-2.126) |
| Red Only | .0837-.0838 (2.126-2.129) |
| Yellow & Red | .0838-.0839 (2.129-2.131) |
| Blue & Red | .0839-.0840 (2.131-2.134) |
COLOR CODE FOR UNDERSIZE BEARINGS (1.6L)
| Paint Color | Thickness - In. (mm) |
|---|---|
| Green & Red | .0836-.0837 (2.124-2.126) |
| Black & Red | .0837-.0838 (2.126-2.129) |
| Red Only | .0838-.0839 (2.129-2.131) |
| Yellow & Red | .0839-.0840 (2.131-2.134) |
| Blue & Red | .0840-.0841 (2.134-2.138) |
UNDERSIZE BEARING APPLICATION (1.3L)
| Measured Journal Diameter - In. (mm) | Letter Stamped On Block | Color |
|---|---|---|
| 1.7616-1.7618 | "A" | Green & Red |
| (44.745-44.750) | "B" | Black & Red |
| "C" | Red Only | |
| 1.7613-1.7616 | "A" | Black & Red |
| (44.737-44.745) | "B" | Red Only |
| "C" | Yellow & Red | |
| 1.7611-1.7614 | "A" | Red Only |
| (44.732-44.740) | "B" | Yellow & Red |
| "C" | Blue & Red | |
UNDERSIZE BEARING APPLICATION (1.6L)
| Measured Journal Diameter - In. (mm) | Letter Stamped On Block | Color |
|---|---|---|
| 2.0371-2.0373 | "A" | Green & Red |
| (51.742-51.747) | "B" | Black & Red |
| "C" | Red Only | |
| 2.0369-2.0371 | "A" | Black & Red |
| (51.737-51.742) | "B" | Red Only |
| "C" | Yellow & Red | |
| 2.0367-2.0369 | "A" | Red Only |
| (51.732-51.737) | "B" | Yellow & Red |
| "C" | Blue & Red | |