These 550cc ISR Performance injectors are a high quality yet affordable direct drop in replacements for your Nissan side feed injectors. Perfect for S1&2 RB25 and late model VG30 applications. ISR Injectors are sold in balanced sets within 2% flow variation across the transitional, low and linear ranges of pulse widths. With stainless steel internals these injectors are E85 compatible.
Includes:
- 6 x 550cc side feed injectors
- injector o ringsÂ
- injector flow data sheet
** All ISR Performance Products are Designed for Off Road Use Only **
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