BMP 05-180-330 Primary Clutch Spring 180-330 Rate

The BMP 05-180-330 is a high-performance primary clutch spring designed for snowmobile performance tuning. This spring features a progressive rate of 180-330, providing 180 lbs of preload at 2.5 inches and 330 lbs at 1.25 inches of compression.

Key Features:

• Spring rate: 180 lbs engagement / 330 lbs finish load
• Precision-engineered for consistent performance and reliability
• Ideal for clutch tuning and optimization on Arctic Cat and compatible snowmobiles
• Helps control engagement RPM and shift characteristics
• Manufactured to strict tolerances for repeatable performance

Primary clutch springs are critical components for fine-tuning your snowmobile's acceleration, engagement characteristics, and overall power delivery. The 180-330 rate provides a firm engagement and strong finish load, making it suitable for modified engines and riders seeking improved throttle response and belt tension under load.