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CALFLOW
CALFLOW

Calflow 25% Underdrive Balancer Pulley Kit suits Holden VT-VZ, LS1/LS2 (5.7L, 6.0L)

I/N: 1226977

Marketplace | Online only

$449.31

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4 payments of $112.33
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4 payments of $112.33
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From $10 a week

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Marketplace | Online only

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  • 25% underdrive ratio reduces accessory drag to free up power
  • Faster engine acceleration through reduced rotational inertia
  • Complete kit with balancer, idler pulleys, and drive belts
  • Precision machined for exact belt alignment
  • Suits holden vt-vz ls1 5.7l and ls2 6.0l v8s
Designed for Holden VT-VZ models powered by 5.7L LS1 and 6.0L LS2 engines, this 25% underdrive balancer pulley kit frees up horsepower by reducing accessory drag. The smaller diameter harmonic balancer reduces rotational inertia, delivering noticeably quicker engine acceleration. The comprehensive kit includes an underdrive harmonic balancer, quality idler pulleys, and correctly sized drive belts. Precision machining ensures perfect belt alignment and long-term durability.