... engine performance. Turbo components in it includes: thrust bearing, journal bearing, thrust collar, seal ring, piston ring, snap ring ... , fix screw, locknut, seal plate/backplate, heatshield, oil-deflector, gasket, retaining ring, bolt, ... Renault, Benz, Hino, Man, Perkins, Caterpillar, Komatsu, Cummins, JOHN DEERE, Deutz, Daewoo,Kobelco etc)Products include: ...