


Genuine GM LSA Harmonic Balancer Pulley
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Genuine GM LSA Harmonic Balancer PulleyGenuine GM LSA Harmonic Balancer Pulley Will fit all GM LS series engine crankshafts (Wet Sump Only) Compatible with: 1997 and newer GM LS Engines with 4. 8L, 5. 3L, 6. 0L, 6. 2L This is the factory balancer used on ZL1 Camaro and CTSV Cadillac Package Includes: 1 pulley 3 belt setup: 8 rib supercharger, 6 rib accessory drive and 4 rib A C Compatible with all wet sump LS engines Balancer bolt not included, use SKU 551218
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
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★★★★★ 4
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★★★★★ 5
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