Serpentine Pulley Kit – 1984–1991 Chevrolet Corvette

Serpentine Pulley Kit – 1984–1991 Chevrolet Corvette

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SKU 4120-08
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Serpentine Pulley Kit – 1984–1991 Chevrolet Corvette
Home/Store/Garage Sale/Pulleys
Product Details
Brand: March Performance
MPN: 4120-08

The March Performance 4120-08 is a precision-engineered serpentine pulley kit specifically designed for 1984–1991 Chevrolet Corvette engines. This kit is built to reduce accessory drag and belt slippage while increasing efficiency and under-hood appearance. Gains of approximately 12–15 horsepower at the rear wheels are common due to improved belt control and reduced parasitic load.

Key Features:

  • Designed for high-revving and performance driving
  • Reduces belt throwing and slippage under load
  • Increases alternator, water pump, and power steering efficiency
  • Clean, performance-grade look for the engine bay

Specifications:

  • Engine Compatibility: 1984–1991 Chevrolet Corvette engines
  • Pulley Type: Serpentine
  • Grooves: 6-rib
  • Material: Combination of CNC-machined billet aluminum and steel
  • Finish: High gloss black powder coat
  • Includes:
    • Crank pulley
    • Alternator pulley
    • Water pump pulley
    • Power steering pulley (if applicable)
    • Hardware for installation

Applications:
Ideal for Corvette owners looking to improve accessory drive performance while adding a clean, professional appearance to their engine bay. Especially beneficial for cars with high-output electrical systems or performance cooling demands.

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