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LS1 Cable Throttle Body The LS1 5.7L engine has a cable throttle body with a small hole in the throttle body blade and an Idle Air Control system (IAC) to provide extra air at idle when the engine is cold.  As the car warms up, the extra air provided by the IAC reduces and ends […]

Oztrack has been an Australian Reseller of EFILive since 2006; we have supplied EFILive Flashscan & EFILive licenses to numerous workshops and individuals. Being located in Sydney, we have, over the past 18 years, had access to and tuned a vast number of cars. This has allowed our strategies to develop highly, and we have

Super Street Category in a VT-VZ Commodore. This article aims to provide information for those planning to race in bracket racing with a VT-VZ Commodore. It is hoped that it might inspire more people to get involved in the “sport” of drag racing. Bracket Racing In straight-out drag racing, close races are rare. Cars usually

Build a Cheap 11s Drag Commodore VT-VZ This article will show you how to build a sub-12 second Commodore at a low cost. You can enjoy racing at your local drag strip Step 1 – Purchase The Car.   Find ideally an SV8, VY Berlina or Calais automatic LS1. The Berlina and Calais have softer suspension.

LS1 Tuning FAQ: Unlocking Performance with Mafless Tuning and Spark Timing The LS1 engine is a high-performance powerhouse, and it can be significantly enhanced through accurate tuning. Two main areas make a difference: Fueling Accuracy: Mafless tuning allows for more precise fuel delivery at all loads, improving smoothness and fuel efficiency. Spark Timing Curves: Setting

Oztrack Camshafts Some we have manufactured to our design specifications and others we source from suppliers pre-designed. When installed with quality valve springs and moly pushrods, these cams make for an excellent performance package. A camshaft upgrade is a very effective performance upgrade. Our cams have a more modern lobe shape than many competitors’ cams.

OTR Cold Air Intakes The LS engines in Commodore and HSV models, from VT to VF, have airboxes that hold back their power. Since the VT model came out, owners have created better intake systems for these engines. At first, many of these were simple pod intakes. The best designs include shielded pods, like the

Oztrack Clubsport Drag Racing 2004-2006 Base Specifications 5.7L (346ci) US Manufactured LS1 engine. Used in America in Corvette, Pontiac GTO & Camaro. Weight 1650Kg (3638lb) The car did 323 drag races at Sydney Dragway with 187 times in the 11s range before we sold it in 2008. Drag Racing Results Drag Races are over 1/4 mile (about 402m) and the

Performance Modifications for your LS1 VT-VZ Holden Commodore and HSV The suggested modifications depend on what the customer wants from the car, the model of the vehicle and, of course, the budget for the car/project. This article deals with LS1 Performance, Cam upgrades LS1 and lists numerous LS1 Performance Upgrades. Mafless Tuning On most models,

Superchargers for Commodores and HSVs: An Exciting Performance Upgrade For years, superchargers have been a popular upgrade for Commodores and HSVs. However, the Gen F GTS release, featuring a factory-installed supercharger, catapulted their popularity as an aftermarket enhancement. These performance boosters are now essential for those seeking to elevate their driving experience. What Are Supercharged