Peterson Fluid 06-4114 4-Bolt Spline Drive Hub for Ford with ATI/MSD

The Peterson Fluid Systems 06-4114 is a high-performance 4-bolt spline drive hub engineered for Small Block Ford applications with ATI balancers and MSD crank triggers. This precision-machined billet aluminum component provides a strong, reliable alternative to traditional drive mandrels used in high-performance and racing applications.

Key Features:

• 4-bolt mounting pattern designed for Ford engines with ATI/MSD bolt circle
• 3.300-inch bolt circle diameter for secure mounting
• Register diameter of 2.177 inches with 0.356-inch depth
• Billet aluminum construction for lightweight strength and durability
• Eliminates the long crank bolt that can cause reliability issues
• Compatible with all Peterson spline drive components including pulleys and accessories
• Provides positive drive engagement for oil pumps, vacuum pumps, alternators, and water pumps

Peterson Spline Drive systems take a modern approach to pump and accessory drives, replacing traditional Gilmer, HTD, or V-belt setups with a splined mandrel that delivers positive drive with superior reliability. The kit includes the hub, drive cap, and appropriate hardware for mounting to the harmonic balancer. Ideal for drag racing, road racing, and high-performance street applications where component reliability is critical.