Restore the sealing performance of your GM LS V8 engine with this complete LS Gasket Kit, compatible with 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L engines. Whether you're performing an engine rebuild, LS swap, or just replacing old gaskets, this kit includes all the critical seals you need.
OE Part Number:
Head Gasket Set OE Number is CS5975A CS9284 12573460 89060436 ES73010 12585673 12558177 12639249 OS30693R 12551933 12611384 12633904 12558178
This Package Includes:
1x Cylinder Engine Oil Pan Gasket Set (OS30693R 12612350)
1x Gen III Valley Cover Gasket (12558178)
2x Water Pump Gasket (ES 73010)
1x Oil Pan Cover Gasket (12611384)
1x Front Cover Seal (12585673)
1x Rear Cover Gasket (12639249)
1x Rear Main Seal (89060436)
4x Coolant Bypass Seals (12551933 56390)
1x Front Timing Cover Gasket (12633904)
2x Valley Pan Gasket (12558177)
1x Oil Galley Plug (12573460)
Each gasket is manufactured from premium materials that resist heat, oil, and pressure, ensuring a leak-free seal that stands up to performance demands. Designed as a direct OEM replacement for GM part numbers CS5975A, CS9284, and 12558178, this set ensures easy installation and reliable fitment.
Compatible with LS engine platforms including LS1, LS2, LS3, LS6, LM7, LQ4, LQ9 and others commonly used in performance applications and swaps.