4x Bosch 1 987 972 087 Injector Copper Washer Seals Set of 4 genuine Bosch injector nozzle sealing washers for selected Renault and Dacia dCi Common Rail diesel engines. Dimensions: 7.16 x 13.70 x 3.00 mm. Complete set for one compatible 4-cylinder engine. Helps prevent injector blow-by, combustion gas leaks and carbon build-up around injector seats. OE Number: 7703062072. Condition: OEM NEW Compatibility list is for reference only. Contact us with VIN to confirm.