The Ferrea titanium retainers for Nissan RB26 double-spring applications are Pro CNC 6° retainers sold as a set of 24. CNC-machined from titanium, these pieces provide consistent seat geometry across the full set for dependable valve-spring retention in the RB26 layout. Supplied as a complete set for rebuilds or replacements, they reflect Ferrea’s manufacturing tolerances for accurate fitment in the stated Nissan application.
Ferrea Nissan RB26 Double Spring 6 Deg Pro CNC Titanium Retainer - Set of 24