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March Performance Cadillac Serpentine Drive Kits 21520-06
Part Number: MCH-21520-06
March Performance Cadillac Serpentine Drive Kits
PULLEY KIT CHROME
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Estimated Ship Date: Oct 22, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
21520-06
Part Type:
Product Line:
Summit Racing Part Number:
MCH-21520-06
Pulley Style:
Serpentine
Crankshaft Pulley Included:
Yes
Crankshaft Pulley Material:
Aluminum
Crankshaft Pulley Color:
Chrome
Crankshaft Pulley Bolt Hole Quantity:
Four
Crankshaft Pulley Grooves:
6-groove, serpentine
Water Pump Material:
Cast aluminum
Water Pump Color:
Natural
Water Pump Rotation:
Clockwise
Water Pump Pulley Included:
Yes
Water Pump Pulley Material:
Aluminum
Water Pump Pulley Color:
Chrome
Water Pump Pulley Grooves:
6-groove, serpentine
Power Steering Pump Reservoir Included:
No
Power Steering Pulley Included:
No
Power Steering Brackets Included:
No
Alternator Material:
Cast aluminum
Alternator Color:
Chrome
Alternator Amperage:
140
Alternator Style:
1-wire
Alternator Pulley Included:
Yes
Alternator Pulley Material:
Aluminum
Alternator Pulley Color:
Chrome
Alternator Pulley Grooves:
6-groove, serpentine
Alternator Fan Included:
Yes
Alternator Brackets Included:
Yes
Alternator Bracket Material:
Aluminum
Alternator Bracket Color:
Chrome
Air Conditioning Compressor Type:
Sanden 7176
Air Conditioning Compressor Color:
Chrome
Air Conditioning Pulley Included:
Yes
Air Conditioning Pulley Material:
Steel
Air Conditioning Pulley Color:
Black
Air Conditioning Pulley Grooves:
6-groove, serpentine
Air Conditioning Bracket Included:
Yes
Air Conditioning Bracket Material:
Aluminum
Air Conditioning Bracket Color:
Chrome
Idler Included:
Yes
Idler Pulley Color:
Black
Idler Brackets Included:
Yes
Tensioner Included:
No
Tensioner Style:
Manual
Tensioner Cover Included:
No
Hardware Included:
Yes
Belt Included:
No
Coating Type:
Plated
Finish:
Chrome
Quantity:
Sold as a kit.
March Performance Cadillac Serpentine Drive Kits
March Performance Cadillac serpentine drive kits are engineered to bring modern performance, reliability, and show-quality styling to classic Cadillac V8 engines. Precision-machined from high-quality billet aluminum, these complete front drive systems feature optimized pulley ratios, rigid accessory mounting brackets, and advanced serpentine belt routing for smooth, slip-free operation. Designed for Cadillac 425, 472, and 500 cu. in. engines, March kits help improve accessory drive efficiency while providing a clean, organized engine bay appearance. Available in multiple finishes and configurations, including power steering and air conditioning options, these premium serpentine systems deliver the perfect combination of durability, functionality, and custom performance. Order the drive kit that matches your specific engine setup.
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