Caterpillar Rebuilt Kit for 3412 and 3412C Caterpillar engines.

Compression ratio 14.3:1

For engines with Arrangenment #s: 4R9970, 4R9980, 1243400, 1790769, 1790770, 1790771, 1855890, 1W0733, 1W3500, 1W733, 4N2247, 4W1146, 4W3920, 7W7584, 5R9137, 5R9140, 5R9150  1315410, 1315411, 1316204, 1751240, 1790772, 1790773,1790774, 1790775, 1790776, 1790778, 1790779, 1790780, 1793231, 1793232, 1835411, 1835412, 1835413, 1835415, 1835416, 1835417, 1835418, 1835454, 2385322, 2385323, 2385324, 2385325, 2385326, 2385327, 2385328, 2385329, 2385331, 2385332, 2385333, 2385334, 2385335, 2385336, 2385337, 2385338, 2385339, 2385340, 2385354, 2385355, 2385356, 2385357, 2385358, 2385359, 2385360, 2385361, 2385362 2385363, 2385364, 2385365, 2385366, 2385367, 2385368,, 2385369, 2385370, 2385371, 1483589, 1484440

Serial number Prefix : 5RL, 60M, 7HG, 9BR, RLR, RTY

This premium rebuilt kit includes the following:

• Piston

• Piston pin

• Piston pin retainer

• Piston ring set

• Liner

• Liner seals

• Connecting rod shell sets

• Crankshaft shell sets

• Thrust washers

After placing your order online for this item, we will contact you to request the specific 

size information of your crankshaft bearings and connecting rod bearings engine has. 

 Please consult with your mechanic so that you have this information available for us 

to collect. We will call you the same day so that we can ship the parts to you within 24hrs.

1.- Crankshaft bearing size: standard, 0.10, 0.20, 0.30

2.- Connecting rod bearing size: standard, 0.10, 0.20, or 0.30