Pioneer Cables DA-1731 Engine Harmonic Balancer

Reliable Engine Harmonic Balancer for Buick and Chevrolet Models

The Pioneer Cables DA-1731 engine harmonic balancer is designed to provide precise balance and vibration reduction for select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered as a standard replacement part, it ensures consistent performance and durability in your engine's cylinder block components.

• Inside diameter options: 1.25 inches and 32 mm for accurate fitment
• Outside diameter measurements: 162.7 mm and 6.375 inches
• Four pulley grooves compatible with flat drive belts
• Four mounting holes for secure installation
• Depth specifications: 2.25 inches and 58 mm
• Standard replacement grade type for reliable engine balance

About the OE Replacement Balancer Product Line

The OE Replacement Balancer line by Pioneer Cables focuses on providing direct-fit harmonic balancers that meet original equipment specifications. This product line is tailored to maintain engine balance and reduce vibrations effectively, ensuring compatibility with factory components. The DA-1731 is part of this line, offering a dependable solution for restoring engine performance in compatible vehicles.

Detailed Product Description and Specifications

The DA-1731 engine harmonic balancer is crafted to fit a range of Buick, Chevrolet, Oldsmobile, and Pontiac models including the 6000, Celebrity, Century, Citation II, Cutlass Ciera, Omega, Phoenix, and Skylark. It features a dual inside diameter measurement of 1.25 inches and 32 mm, accommodating specific engine configurations. The outside diameter is measured at 162.7 mm (6.375 inches), providing the correct size for proper belt alignment. With four pulley grooves designed for flat drive belts, this balancer supports multiple accessory drives. The four mounting holes ensure a secure fit to the engine block, while the depth of 2.25 inches (58 mm) aligns with OEM standards for optimal performance.

Common Applications and Issues Addressed

• Reduces engine vibrations that cause premature wear
• Restores proper belt alignment to prevent slippage
• Replaces worn or damaged harmonic balancers to maintain engine timing
• Helps prevent crankshaft damage due to imbalance
• Supports smooth operation of accessory drive systems

Installation Notes and Tips

Ensure the engine is cool before installation. Verify the inside and outside diameter measurements match your vehicle’s specifications. Align the four mounting holes carefully to avoid misalignment. Use appropriate tools to torque mounting bolts to manufacturer specifications. Note that this part does not include bolts or washers, so retain original hardware or source separately.

Quality Assurance and Warranty Information

Pioneer Cables manufactures the DA-1731 harmonic balancer to meet standard replacement grade requirements, ensuring consistent quality and durability. While specific warranty details are not provided, this part is designed to meet OEM fit and function standards for the listed Buick, Chevrolet, Oldsmobile, and Pontiac models.