Blower Drive Service BP-6850 HTD Supercharger Pulley 8mm Pitch 50-Tooth 3.5 Inch Wide Polished Aluminum

The Blower Drive Service BP-6850 is a precision-engineered HTD (High Torque Drive) supercharger pulley designed for high-performance forced induction applications. This pulley features a 50-tooth configuration with an 8mm pitch pattern and 3.5-inch width, making it compatible with HTD belt systems commonly used in supercharger drive setups.

Key Features:

• HTD profile for positive engagement and reduced slippage under high loads
• 50-tooth design with 8mm pitch spacing for precise belt tracking
• 3.5-inch (3-1/2 inch) width accommodates wide HTD belts
• CNC-machined aluminum construction for strength and light weight
• Polished finish resists corrosion and provides a show-quality appearance
• Precision-balanced for smooth operation at high RPM

Blower Drive Service has specialized in supercharger systems since 1969, offering complete blower drive components for street performance vehicles, drag racing, marine applications, and specialty builds. This pulley is part of their extensive line of HTD supercharger pulleys, allowing builders to fine-tune boost levels by changing pulley ratios. The 50-tooth configuration works with compatible crankshaft and idler pulleys to achieve specific overdrive ratios for desired boost pressure.

Compatible with popular supercharger applications including roots-style and centrifugal blowers. Ideal for performance enthusiasts who need precise boost control and reliable power transmission in demanding forced induction setups.