disassembled core

more spring travel will be retained to combine a comfortable spring with harmonic dampener for the guaranteed best driving comfort

BMW S58 Engine Block Sleeving Service: Power and Reliability TOGETHER

The GSC beehive spring utilizes advanced material heat treatment methods for superior load loss capabilities

limit lifter travel to prevent valve float

BMW N54 Forged Rod & Piston Kit Cylinder Head disassembled coreMaximize your BMW N54 engines performance with the ultimate forged rod and piston combination from 5150 AutoSport. Our BMW N54 Forged Rod & Piston Combos are engineered for durability under extreme conditions, featuring high performance forged pistons paired with either Manley or Carrillo connecting rods, tailored to meet the demands of your build. Choose CP pistons for high powered track days or Arias pistons for intense street driving. Pair them