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![66450 Lightning-Bolt Alternator Serpentine Pulley [5-Groove]](https://www.jegs.com/images/mini_750/700/778/778-66450.jpg)
Vehicle Info NeededPROFORMPART NUMBER: 778-66450
66450 Lightning-Bolt Alternator Serpentine Pulley [5-Groove]
$3299
Ships on Nov 11, 2026
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Pulleys
- Serpentine Alternator Pulley
- Fits Lightning-Bolt Alternators 66435, 66437
- For Use With 5-Groove Serpentine Belts
- Direct-Replacement for Lightning-Bolt V-Pulley
- High-Quality Steel
- Sold Individually
This PROFORM 66450 steel serpentine pulley replaces the V-Belt pulley that is included with PROFORM Lightning-Bolt alternators, part number 66435 or 66437 (sold separately)
Part TypeAlternator Pulley
BrandPROFORM
Package Height2.35
Package Width2.95
Package Length3.65
Weight0.67 PG
Part CategoryPerformance Parts
Pulley TypeAlternator
Pulley IncludedYes
Pulley Belt TypeSerpentine
Part FitmentSemi Universal
Pulley Groove Quantity5
Vendor Part Number66450
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
