John Deere 6068 Common Rail Engine – 6.8L Diesel Block for 7730 Tractor

The John Deere 6068 Common Rail diesel engine is a 6.8-liter inline 6-cylinder turbocharged engine used in powerful agricultural machines like the John Deere 7730 tractor.

With high-pressure common rail (HPCR) fuel injection, this engine delivers strong performance, improved fuel economy, and clean emissions — ideal for modern farming operations.

This unit is offered as a bare or complete engine block, making it the perfect solution for engine rebuilds or replacements where the original block is damaged or worn out.