valve seats for GM

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Competitor/OEM Name	Competitor/OEM Part	Part Number	Part Type	Note
GM	90412277	MW-1380 IN	Valves
GM	90537239	MW-1756 EX*	Valves
GM	90537239	MW-1756 EX*	Valves	Stellite Face
GM	90537240	MW-1750 IN	Valves
GM	91171765	MW-1840 EX	Valves
GM	91175073	MW-1811 EX*	Valves	Stellite Face
GM	91177228	MW-1810 IN	Valves
GM	9128626	MW-1379 EX*	Valves	Recommended OEM Nickel Base Inconel Material, Stellite Face