Pioneer Cables PB-650 Clutch Pilot Bushing

Overview of Pioneer Cables PB-650 Clutch Pilot Bushing

The Pioneer Cables PB-650 clutch pilot bushing is engineered for reliable performance in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Constructed from durable steel, this bushing supports smooth clutch operation by providing precise alignment between the transmission input shaft and the engine crankshaft.

• Material: Steel for strength and durability
• Inside Diameter: 0.78 inches (19.8 mm)
• Outside Diameter: 1.5 inches (38.0 mm)
• Bearing Type: Bushing with a width of 1.065 inches (27.0 mm)
• Compatible with multiple GM models including Camaro, Firebird, and S10 Blazer

Technical Details and Specifications

The PB-650 clutch pilot bushing features a steel construction designed to withstand the stresses of transmission operation. Its precise dimensions—0.78 inch inside diameter and 1.5 inch outside diameter—ensure a proper fit for the transmission input shaft. The bushing width of 1.065 inches provides adequate surface area for bearing support without the use of ball bearings, as this part contains zero balls. This design helps maintain alignment and reduces wear on the clutch assembly components.

Compatible Vehicles and Applications

This clutch pilot bushing is compatible with a range of Buick, Chevrolet, Oldsmobile, and Pontiac models, including but not limited to:

• Buick Century, Skylark, and Regal
• Chevrolet Camaro, S10, and Lumina
• Oldsmobile Cutlass Calais and Omega
• Pontiac Firebird, Grand Am, and Sunbird

Use the PB-650 part number to ensure compatibility with your specific vehicle model and year.

Common Issues Addressed by the PB-650 Clutch Pilot Bushing

• Excessive clutch pedal vibration or chatter
• Misalignment between transmission and engine shafts
• Premature wear of clutch components
• Difficulty in clutch engagement or disengagement
• Noise originating from the transmission input shaft area

Installation Notes and Tips

Proper installation of the PB-650 clutch pilot bushing is critical for optimal clutch performance. It is recommended to:

• Inspect the transmission input shaft and crankshaft pilot for wear or damage before installation
• Use appropriate tools to press the bushing evenly into the flywheel bore
• Ensure the bushing is fully seated and aligned to prevent premature wear
• Consult vehicle-specific service manuals for torque specifications and procedures

Quality Assurance and Warranty

Pioneer Cables manufactures the PB-650 clutch pilot bushing to meet industry standards for durability and fitment. Made from high-quality steel, this bushing is designed to provide consistent performance under normal operating conditions. While specific warranty details are not provided, Pioneer Cables products typically adhere to manufacturer quality controls to ensure reliability.