This premium aftermarket starter relay fits perfectly for Arctic Cat Tigershark 639cc, 640, 770L and 770R models covering 1993 and 1998–1999. It fully matches standard OEM part numbers 0445-058, 0445-036 and 0645-172.

This vital electrical component transmits 12V power from the battery to the starter motor. It maintains smooth engine rotation and delivers stable startup performance in complex marine environments.

With heavy-duty fully sealed craftsmanship, it copes well with water splashes, damp air and persistent vibration. It can effectively resolve typical marine starting troubles including intermittent cranking, abnormal clicking sounds and startup failure.