June 14, 2017

Walkinshaw Performance W557 Upgrade – Newly Released Upgrade For HSV LSA Owners



Overwhelming demand from HSV LSA Owners across the globe has been the main driver for Walkinshaw Performance’s greatest package to date, the newly released W557. Utilising the ingredients of the already potent W507 and adding a Walkinshaw Performance Spec Cam Shaft, Hi-Flow Injectors and associated componentry unlocks the full potential of the world renowned LSA engine in this package. HSV Owners will appreciated the care taken to maintain daily drivability yet unleash when the occasion demands.

In addition to the Walkinshaw Performance Camshaft and Hi Flow Injectors the package makes use of the WPP Supercharger Pulley Upgrade, WPP Dual Active Cat-back Exhaust, WPP Ceramic Coated Headers, Hi Flow Catalytic Converters and WPP Cold Air Intake.

With a unique Walkinshaw Performance Calibration performed on each W557 the results of this combination are outstanding, delivering extreme power gains but more importantly monstrous amounts of torque above the standard LSA outputs. A true performance enthusiasts package, the W557 will deliver excitement irrespective of where you take it.


Applicable Vehicle(s) All HSV LSA Vehicles
Power 557kW @ 6200rpm
Torque 930Nm @ 4000rpm


  • Walkinshaw Performance Ceramic Coated Headers
  • Walkinshaw Performance Dual Active Cat Back Exhaust
  • Walkinshaw Performance Cold Air Intake
  • Walkinshaw Performance ECU Calibration
  • LSA Solid Isolator Coupling
  • 1000cc Injectors
  • WP Camshaft and Valve Spring Upgrade
  • WP Spec Camshaft
  • Cam Sprocket
  • Camshaft Bolt Set
  • Crankshaft Bolt
  • Valve Springs Beehive Style
  • Head gaskets*
  • Head bolts*
  • OEM Lifters*
  • Lifter Guides*
  • W557 Rear Deck Lid Badge & Under Bonnet Plaque
  • W Series Certificate of Authenticity
  • Walkinshaw Performance Drive Line Warranty
* Fitted to vehicles exceeding 20,000km




Andrew’s Hasty Auto-Trans built VN Commodore runs a personal best pass at Heathcote. The supercharged LSA stroker V8 powered Holden will run even quicker given more track time. 1991 Holden VN Commodore Executive | VNPSI GM LS...
by ATC


VIDEO: HSV-KILA Barra turbo by Atomic – BARRA THE WORLD !!

The Atomic Performance Products Ford EF Falcon in action at Heathcote Raceway. The Ford is powered by an Atomic Barra forged engine package and boosted by a Precision 68/70 turbocharger making around 1100hp. Atomic Performance ...
by ATC



This is officially the quickest WK2 Jeep in the WORLD! We couldn’t believe the size of the dang turbo hiding behind the rear bumper, that thing is massive! Better yet, this jeep is still running a factory motor and going high...
by ATC