Quarter Master 509135B Flywheel 91-Tooth Steel Bert/Brinn w/Coupler Small Block Chevy

The Quarter Master 509135B is a high-performance steel flywheel assembly engineered specifically for use with Bert and Brinn transmissions in racing applications. This flywheel is designed for clutchless bellhousing systems and features a complete coupler drive assembly for seamless power transfer.

Key Features:

• 91-tooth ring gear design for reliable starter engagement
• Fits 1-piece rear main seal Small Block Chevy engines (including crate motors)
• External balance configuration with integrated counterweight
• 10-spline, 22-tooth HTD (High Torque Drive) pulley and coupler assembly
• Natural steel construction for durability and heat resistance
• Compatible with Bert and Brinn clutchless transmission systems
• Precision-balanced for high-RPM racing engine performance

Quarter Master flywheels are engineered to provide the optimal balance of lightweight design and exceptional durability, making them ideal for circle track, speedway, and high-performance racing applications where reliable power transfer and reduced rotating mass are critical.