Description
4100 (1965-9/1969 & 6/1971-1975)
cartridge type
Custom design
3/4" ID Narrow Race Inert Bearing with Eccentric Lock Collar
Maxiforce Basic Engine Kit, Standard Pistons, .010" Main Bearings, .020" Rod Bearings, Naturally Aspirated, 3013C for Caterpillar 206DB022683 4100 (1965-9/1969 & 6/1971-1975)Aftermarket Basic Engine Kit. Direct replacement for OEM BK525 10 20. Please verify fitment against your equipment's serial and engine casting numbers before ordering. Cross references are provided as a guide; the customer is responsible for confirming compatibility.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























