Nissan Fuel Injector - Select your Model

w/ black mark - Injector w/ black mark.

w/ black mark - Injector w/ black mark.

Quality: OEM
4 per Engine Because of the position of these injectors in relation to the fuel rail, extreme care should be taken during installation so as not to damage the seal rings. Problems with new injectors immediately after installation are almost always due to improper installation which can ruin the seal rings. Always inspect the seal ring for damage before considering the injector itself to be defective.

OEM -

6 per Engine

Jecs - Blue Coupler - Beige Connector Nissan and Bosch do not recommend mixing injectors with different color marks on the same engine. If using a Bosch or OE injector with a different color mark, ALL the injectors on the engine should be replaced at the same time. The injector manufactured by Pacer is designed to replace injectors with either black or blue marks.

Quality: OEM
6 per Engine

See Notes: - for injector w/ Black mark Because of the position of these injectors in relation to the fuel rail, extreme care should be taken during installation so as not to damage the seal rings. Problems with new injectors immediately after installation are almost always due to improper installation which can ruin the seal rings. Always inspect the seal ring for damage before considering the injector itself to be defective. The Bosch F/I catalog may contain errors regarding the correct injectors for 90-92 300ZX models. These catalog listings correspond to the correct replacement injectors per OE Nissan information.

Quality: OEM
w/ black mark - Injector w/ black or yellow mark.

w/ Blue marking (1 per cylinder)

Injector w/ Red Mark - 6 per Engine Because of the position of these injectors in relation to the fuel rail, extreme care should be taken during installation so as not to damage the seal rings. Problems with new injectors immediately after installation are almost always due to improper installation which can ruin the seal rings. Always inspect the seal ring for damage before considering the injector itself to be defective.

Quality: OEM
w/ black mark - Injector w/ black mark.

Injector w/ Blue Mark - 6 per Engine Nissan and Bosch do not recommend mixing injectors with different color marks on the same engine. If using a Bosch or OE injector with a different color mark, ALL the injectors on the engine should be replaced at the same time. The injector manufactured by Pacer is designed to replace injectors with either black or blue marks.

Quality: OEM
Injector w/ Black Mark - 6 per Engine