These 4 cylinder 3.0L diesel engines are known for their reliability and ability to make power. The Ultimate Guide To Engine Conversion - CLUB 4X4 Genuine Nissan Patrol Weld in 4 bolt engine mounts TD42, TB45 Yeh Dave, zd30 auto but with torque convertor and input shaft out of the td42. Our workshop then completely strips down and machines each unit for a direct bolt-in fit to the particular vehicle model.