Pay in 4 interest-free payments of $137.38 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
✅ 80+HP gains
and an available drill and tap is available for an extra charge
If you are looking to maximize the airflow through your LS9 supercharger
🏁 Designed for Performance & Longevity
Unique CNC ported discharge area for better rotor discharge airflow
Kong Billet Dual Idler Belt Tensioner (LS9) service ✅ 80+HP gainsAlthough the Supercharged LS9 engine on the C6ZR1 has an 11 rib belt driving the supercharger, in many cases it is not enough to prevent belt slip. Smaller than stock pulleys, combined with inadequate belt wrap from the factory is a recipe for belt slip on the ZR1 that we have seen and been dealing with for many years. The best solution up to this point was fighting to install the tightest belt possible while frequently changing belts to keep belt
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