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The Ferrea titanium retainers for Nissan NEO double-spring applications are Pro CNC-machined 6° retainers sold as a set of 24. These components are tailored for the specified Nissan valve-train layout, delivering consistent seating geometry across all pieces in the set. Provided as a full set for rebuilds or conversions, they match Ferrea’s CNC tolerances for reliable, repeatable fitment in the stated NEO applications.
Ferrea Nissan NEO Double Spring 6 Deg Pro CNC Titanium Retainer - Set of 24
