5″ and (1) 3″ Hose clamps6

making them ideal for reliability in drag racing

this kit optimizes the rod-to-stroke ratio for sustained high RPM applications

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5150 stroker kit offers displacements ranging from 3325 cc to 3404 cc

BMW N53 Short Block Assembly Service B18 5″ and (1) 3″ Hose5150 AutoSport Short Block Build Service for BMW N53 Engines Please note that price is based on customer providing core. If you need help sourcing a core, please contact our sales team. When your BMW engine needs to be built right the first time, 5150 AutoSports Short Block Assembly Service delivers the precision, consistency, and experience demanded by high performance BMW builds. This service is performed in house by BMW focused engine builders