Hyundai 21521-37102 Pan-Oil,Upper

6. Use a scraper to remove all traces of old sealant from the block and oil pan, and clean the mating surfaces with lacquer thinner or acetone. 7. Ensure the threaded bolt holes in the block are clean. 8. Check the flange of the steel pan section for distortion and flatten it if necessary. 9. Clean the mating surfaces of the engine block and aluminum upper oil pan section, using brake system cleaner to remove all traces of oil. 10. Apply a continuous 1/8-inch bead of RTV sealant to the pan. 11. Install the pan within five minutes and tighten the bolts in the correct sequence to the specified torque. Allow the sealant to set for at least two hours before adding new oil and a new oil filter.

The oil pan is a two-part assembly, with an aluminum casting attached to the block and transaxle, and a lower stamped-steel pan section at the bottom.

Set the parking brake and block the rear wheels. Raise the front of the vehicle and support it securely on jackstands.

Apply a 3/16-inch wide bead of RTV sealant to the mating surface of the oil pan, following the groove but going to the inside where the bolt holes are located. Install the pan within 15 minutes.