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The FAST replacement O-rings are service parts for LSXR fuel injectors used with LS3 and LS7 applications. These seals are intended to replace worn injector O-rings on LSXR-equipped engines and restore proper sealing at injector connections. Sold as service replacement components, they are supplied for injector maintenance and overhaul when working on LSXR fuel systems and related induction service.
FAST O-Rings LSXR LS3&LS7 Fuel Injector
