This kit includes all necessary items for a major service on the 575M:

2 x 182931 COVER GASKET 575M/612S
1 x 182406 COVER GASKET 575M
4 x 163987 CAM SEAL
4 x 158349 CAM O-RING (GREEN)
3 x 182127 GASKET
4 x 114808 CAM BOLT O-RING
2 x 187744 TIMING BELT (456/550/575/612)
2 x 180935 AIR FILTER (ENZO/575/612S UNTIL ASSY 661)
2 x 206166 OIL FILTER
1 x 201456 PUMP BELT"DAYCO PV-K" A 5
1 x 201444 ALT AND COMPRESSOR BELT PVK A6
4 x 142599 O RING
2 x 181064 GASKET
1 x 63897800 FILTER/AIR/COMPLETE
2 x 324050 INTAKE GASKET (ALU)
2 x PT550 456/550/575/612 CAM BELT PULLEY