This Cummins (Onan generators)515-A049E501 MAINT KIT-HGJAB GAS MODELS includes the following: -Cummins (Onan generators)515-A049E501 engine -Engine mount -Engine cover -Engine oil filter -Engine air filter -Engine coolant filter -Engine oil -Engine bolts -Engine nuts -Engine washers -Engine bolts and washers (x2) -Engine gasket -Engine mounting bracket -Engine wiring harness -Engine oil filter housing -Engine air filter housing -Engine coolant reservoir -Engine oil filter -Engine air filter -Engine mount -Engine cover -Engine oil filter -Engine air filter -Engine coolant filter -Engine oil -Engine bolts -Engine nuts -Engine washers -Engine bolts and washers (x2) -Engine gasket -Engine mounting bracket -Engine wiring harness -Engine oil filter housing -Engine air filter housing -Engine coolant reservoir