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When it comes to accessory drive systems, pulley alignment is everything. A perfectly machined March Performance pulley kit will only perform as designed if the pulleys are in the same plane. That's where pulley offset comes in — and understanding it can save you from belt squeal, premature wear, and thrown belts. What Is Pulley Offset? Pulley offset refers to the front-to-back position of a pulley's belt groove relative to a reference point — typically the face of the engine block o …

Did you know March Performance is nearing its 40th year of designing and manufacturing premium serpentine systems? We take great pride in knowing that car builders and hobbyists have been trusting March Performance for nearly four decades. With 2024 upon us and 40 years quickly approaching, we decided it is time to make some changes to provide even more value to car enthusiasts and our dedicated customers.New for 2024:Lifetime WarrantyThat's right! March Performance now offers a lifetime warrant …