OZ560 Naturally Aspirated 7L 427 Build

OZ560 7L 427 Specialist Stroker build of your 6L or 6.2L Engine

In 2023, we established our in-house engine machining facility and are thrilled to offer swift engine builds.Our services cater to your 6L or 6.2L Alloy block with transferring accessories and sensors. This package is ideal for Manual Cars or Automatics, featuring at least a 3000-stall converter.The power output is approximately 560 engine kw or 750hp. This depends on the vehicle having a premium performance exhaust and OTR. This setup gives about 460 rwkw in a manual car.

7L (427ci) Engine Build Features:

• • Using the same geometry as an LS7.
  • 4.125 LS7 size CP Bullet pistons
  • Callies Crankshaft and Rods
  • Powerbore Sleeves are installed to your 6L or 6.2L block.
  • Race Bearings
  • Rear Main Plate and Seal
  • Rollmaster Double Row Timing Chain
  • Billet Timing Cover with Dual Row Clearance
  • Chain Dampener
  • Gasket kit
  • Aeroflow Head Studs
  • LS7 Lifters & Buckets
  • GM Improved Oil Pump
  • Improved Products Windage Tray
  • AFR260 Cylinder Heads with Dual Springs
  • Performance Products XS Manifold and Granatelli Throttle Body
  • Chromoly Pushrods
  • CHE R0cker Trunion Replacement Bush Kit
  • Powerbond 25% Underdrive Balancer Kit
  • 1000cc injectors
  • Engine Block Surface Grinding, Boring, Sleeving
  • Engine Cylinder Torque Plate Honing with Profilometer Assessment
  • Engine Blueprinting
  • Ring Gapping
  • Rotating Assembly Balancing
  • Block Crankshaft Clearancing
  • Engine Assembly
  • All fluids and filters
  • Prohub Dyno Run-in and Dyno Tune.

Optional Extras

We can create a higher rpm version with heavier springs, different rockers, and axle-oiling Johnson lifters. However, this will increase the cost.

Contact us

Engage in a comprehensive discussion about engine builds, possibilities, deposits, and bookings at 0291193895 .

Finance Available

Additionally, we offer same-day finance approvals.We also offer a wide range of exhausts. This includes ceramic-coated headers and bimodal rear mufflers. You can ask for more details if needed.Our affiliations include being Platinum dealers for MPI and supplying DPE exhaust.We can facilitate the provision of blocks and related accessories for clients without a core block.This page serves informational purposes. We do not anticipate immediate upfront payments. Kindly get in touch to devise a plan. Location: Penrith, Sydney.