Crower 76899 Features:

Fits Oldsmobile V8 260F, 330, 350, 400, 403, 425, and 455 applications Billet steel sprockets are CNC-machined, induction-hardened, and oil-quenched Premium double-roller timing chain uses heat-treated side plates for fatigue resistance 0.250 in. cold-rolled, hardened rollers help increase load capacity and high-rpm stability

Premium Billet Double Rol Billet Steel Sprockets, Double-roller Chain, Features:

• Billet steel sprockets, CNC-machined, induction-hardened, oil-quenched for long-wear timing accuracy in Oldsmobile V8 builds.
• Premium true roller chain with heat-treated side plates for high-strength fatigue resistance under sustained street or race rpm use.
• 0.250 in. cold-rolled, hardened rollers increase load capacity and support stable cam timing at elevated rpm.
• Fits Oldsmobile V8 260F, 330, 350, 400, 403, 425, and 455 applications for direct-match installation.
• Double-roller timing set design helps deliver dependable valvetrain synchronization for performance-focused engine assemblies.