Nissan Patrol ربع Please read the ad before contacting Patrol 4200 Engine and Gearbox Engine overhauled for personal use, guaranteed, and installed on the car for testing. Overhaul details: pistons size 10 and zero shaft. The engine is 100% clean and guaranteed. Mileage of the engine after overhaul is less than 10,000 km. Original 4200 gearbox, clean, no issues.