Comp Cams LS1/LS6 Thumpr 54-602-11 Comp Cams LS1/LS6 Thumpr 54-602-11 COMP With great performance and availability, the GM LS (LS1, -2, -6, -7) engines are an increasingly popular choice for retro-fit street rod and muscle car applications. In stock form, these engines are decent performers but they have much more to offer. And now with the Thumpr GM LS Cams you can have all the efficiencies delivered by this modern engine platform with a head turning old school hot rod sound and serious performance to back it up. The new Thumpr GM LS Cams are compatible with both carbureted and re-tuned electronic fuel injection (EFI) engines and do not sacrifice anything in durability or street manners. * In EFI applications, computer tuning is required. Designed for EFI (tuning required) & carbureted 1997-2008 GM LS (LS1, -2, -6, -7) engines; excellent street manners Early intake valve opening and long exhaust duration create optimum overlap for a powerful, hard-hitting exhaust sound Int. 219 Ext. 233 Lift Int. .553 Exh. .536 LSA 109° Made specifically for LS1, -2, -6, -7) Engines

Comp Cams LS1/LS6 Thumpr 54-602-11

Code: 54-600-11-01
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$437.16 $389.99
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  • Prompt and Speedy Delivery Available *Unless Special Order Item

  • 100% ORIGINAL AND QUALITY

  • Backed by Manufacturer Warranty

With great performance and availability, the GM LS (LS1, -2, -6, -7) engines are an increasingly popular choice for retro-fit street rod and muscle car applications. In stock form, these engines are decent performers but they have much more to offer. And now with the Thumpr GM LS Cams you can have all the efficiencies delivered by this modern engine platform with a head turning old school hot rod sound and serious performance to back it up. The new Thumpr GM LS Cams are compatible with both carbureted and re-tuned electronic fuel injection (EFI) engines and do not sacrifice anything in durability or street manners.

* In EFI applications, computer tuning is required.

  • Designed for EFI (tuning required) & carbureted 1997-2008 GM LS (LS1, -2, -6, -7) engines; excellent street manners
  • Early intake valve opening and long exhaust duration create optimum overlap for a powerful, hard-hitting exhaust sound

Int. 219 Ext. 233 Lift Int. .553 Exh. .536 LSA 109°

Made specifically for LS1, -2, -6, -7) Engines

With great performance and availability, the GM LS (LS1, -2, -6, -7) engines are an increasingly popular choice for retro-fit street rod and muscle car applications. In stock form, these engines are decent performers but they have much more to offer. And now with the Thumpr GM LS Cams you can have all the efficiencies delivered by this modern engine platform with a head turning old school hot rod sound and serious performance to back it up. The new Thumpr GM LS Cams are compatible with both carbureted and re-tuned electronic fuel injection (EFI) engines and do not sacrifice anything in durability or street manners.

* In EFI applications, computer tuning is required.

  • Designed for EFI (tuning required) & carbureted 1997-2008 GM LS (LS1, -2, -6, -7) engines; excellent street manners
  • Early intake valve opening and long exhaust duration create optimum overlap for a powerful, hard-hitting exhaust sound

Int. 219 Ext. 233 Lift Int. .553 Exh. .536 LSA 109°

Made specifically for LS1, -2, -6, -7) Engines