3408C, 3412C and 3412D High Performance Marine Engines Caterpillar

Illustration 1	g01026513

(1) Bore

3408B, 3408C, 3412, and 3412C engines

Bore in new cylinder liner ... 137.185 ± 0.025 mm (5.4010 ± 0.0010 inch)

3412D engines

Bore in new cylinder liner ... 145.000 ± 0.025 mm (5.7087 ± 0.0010 inch)

(2) Flange

Flange on cylinder liner

Thickness ... 8.89 ± 0.02 mm (0.350 ± 0.001 inch)

Minimum thickness ... 8.87 mm (0.349 inch)

(3) Filler band

Use the following procedure to install the cylinder liner:

1. Put liquid soap on the cylinder block liner bore surfaces and the rubber seals that are on the lower end of the cylinder liner.

2. Dip the filler band completely in clean engine oil.

3. Immediately install the filler band in the groove that is under the cylinder liner flange.

4. Install the cylinder liner into the cylinder block before the expansion of the filler band.

Note: Refer to Guideline For Reusable Parts, SEBF8049, "Pistons" for more information. Also, refer to Guideline For Reusable Parts, SEBF8068, "Cylinder Liners" for more information.