Inlet valve
Mercedes Benz: C107 (1974-81) - 280 SLC with engine code 110.982, 110.986 and 110.990 ? R107 (1974-85) - 280 SL with engine code 110.982, 110.986 and 110.990 ? W114 (1972-77) - 280 with engine code 110.921, 280 E with engine code 110.981, 280 C with engine code 110.921, 280 CE with engine code 110.981 ? W116 (1972-80) - 280 S with engine code 110.922 and 110.932, 280 SE with engine code 110.983 and 110.985, 280 SEL with engine code 110.983 and 110.985 ? C123 (1977-85) - 280 C with engine code 110.923, 280 CE with engine code 110.988 ? W123 (1976-85) - 280 with engine code 110.923, 280 E with engine code 110.984 and 110.988 ? S123 Estate (1977-85) - 280 TE with engine code 110.988 ? W126 (1979-85) - 280 S with engine code 110.924 and 110.926, 280 SE with engine code 110.987 and 110.989, 280 SEL with engine code 110.987 and 110.989 ? W460 G-Class (1979-93) - 280 GE with engine code 110.994
made of nitrided chrome-silicon steel. 45.2 mm head diameter with 45° seat, 8.97 mm stem diameter and 115 mm length