BOSCH 550CC HONDA K-SERIES K20 / K24 INJECTOR KITThese injectors are manufactured Bosch who are known to set the standard for fuel injector technology worldwide with a less than 1 per 1 million failure rate so expect a perfect fit and performance. They are 550cc which is 210cc bigger than the injectors found in standard EP3, DC5, and FN2 (310cc). These are therefore ideally suited to those seeking an injector for a high powered naturally aspirated engine. Will fit all K series inlet manifolds, all