Crower 86119-PR Features:

Crower 86119-PR valve locks for LS1 engines with 8 mm valve stems and a 7° keeper angle Bead-lock configuration helps provide secure valve retainer engagement in performance valvetrain setups Precision-machined from billet bar stock chromoly steel and heat-treated for added structural strength Designed to reduce shoulder shearing often seen with stock or lower-grade valve stem keepers

Valve Locks 8MM 7 Degree LS1 Bead-lock Chromoly Pair Features:

• Precision-machined 8 mm, 7-degree LS1 bead-lock keepers for accurate valve stem retention in performance valvetrain setups
• Heat-treated billet chromoly steel construction for high structural strength under elevated RPM and spring load conditions
• Pair-packed valve locks with -PR designation for convenient 2-piece service and assembly on compatible LS1 applications
• Shoulder-shear resistance to help reduce keeper failure common with stock or lower-grade valve lock designs
• Stable valvetrain engagement for serious engine builds requiring reliable valve control and secure 8 mm stem locking