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![66452 Lightning-Bolt Alternator Serpentine Pulley [7-Groove]](https://www.jegs.com/images/mini_750/700/778/778-66452.jpg)
Vehicle Info NeededPROFORMPART NUMBER: 778-66452
66452 Lightning-Bolt Alternator Serpentine Pulley [7-Groove]
$2400$32.99You Save$8.99
Ships on Nov 11, 2026
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Pulleys
- Serpentine Alternator Pulley
- Fits Lightning-Bolt Alternators 66435, 66437
- For Use With 7-Groove Serpentine Belts
- Direct-Replacement for Lightning-Bolt V-Pulley
- High-Quality Steel
- Sold Individually
This PROFORM 66452 steel serpentine pulley replaces the V-Belt pulley that is included with PROFORM Lightning-Bolt alternators, part numbers 66435 or 66437 (sold separately)
Over a 100 Amps Output from a Mini, Lightweight Alternator
Proform Lightning-Bolt 100 Amp Mini Alternators are 40 percent lighter than other 10SI alternators, making them ideal for racing with the Amps needed for the street.
Part TypeAlternator Pulley
Product LineProform Lightning-Bolt 100 Amp Mini Alternators
BrandPROFORM
Package Height2.25
Package Width3.0
Package Length3.75
Weight0.8 PG
Part CategoryPerformance Parts
Pulley TypeAlternator
Pulley IncludedYes
Pulley Belt TypeSerpentine
Part FitmentSemi Universal
Pulley Groove Quantity7
Vendor Part Number66452
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
