valve seats for GM

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Competitor/OEM Name	Competitor/OEM Part	Part Number	Part Type	Note
GM	14033927	MW-231 IN	Valves
GM	10024039	MW-131 EX	Valves	0.020 Shorter Than OEM, Square Groove
GM	23500061	MW-219 EX*	Valves	Stellite Face
GM	14033928	MW-220 EX*	Valves	Stellite Face
GM	94840063	MW-276 EX	Valves
GM	10004728	MW-131 EX	Valves	0.020 Shorter Than OEM, Square Groove
GM	10137454	MW-220 EX*	Valves	Stellite Face
GM	9128626	MW-1379 EX*	Valves	Recommended OEM Nickel Base Inconel Material, Stellite Face