Product Description

LS 403ci LY6 Stroker Engine | Long Engine | Low Compression

LS 403ci LY6 Stroker Engine | Long Motor | Low Compression

LSX Performance Parts proudly supplies a huge range of engine packages to suit your build.

Our custom built 403ci Stroker Engines are built based off the GM cast iron engine block which has proven to be one of the strongest, Most reliable & efficient engines that are capable of huge horsepower.

This is due the extremely strong & durable cast iron foundation, large cubic inch capability and extremely efficient combination of camshaft, cylinder head & overall setup.

This engine package is perfect for the following -

• Drift Car
• Drag Car
• Street/Strip Car
• Tough Cruiser
• Hillclimb Car
• Touring Car
• Much more...

We only use the best products on the market that have been tried, Tested & Proven to produce the results that our customers expect.

All internals are of the highest quality American Forged steel & all fasteners are the one & only ARP.

Your New LS 403ci Forged Engine Package Includes - 

Block:

• GM LY6 6.0 Cast Iron Engine Block

Rotating Assembly:

• Callies Compstar Forged Stroker Crank | 4.00" Inch | 58x Reluctor 
• Callies Compstar Forged H beam Conrods | 6.125" Inch
• Carillo Bullet Dish Top Pistons Set | 4.005" -14.5cc Valve Relief
• Clevite Race Series Conrod Bearings
• Clevite Race Series Main Bearings
• Coated Cam Bearings

Camshaft & Valvetrain:

• Custom Grind Hydraulic Roller Turbo OR Supercharger Camshaft (we will work with you to choose based off your application)
• Billet Timing Chain Set 
• Melling High Volume Oil Pump
• LS7 Lifters Set
• Lifter Guides & Bolts
• MLS Head Gaskets Set
• Chromoly Pushrods Set
• LS3 Rocker Arms 
• Rocker Trunnion Upgrade | Bush Bearing

Cylinder Heads:

• LS3 Cylinder Heads
• CNC Ported Intake Runners
• CNC Ported Exhaust Ports 
• CNC Ported Combustion Chambers
• Machined Deck Surfaces
• .660" Lift Dual Valve Spring Kit
• LS3 Intake & Exhaust Valves

Fasteners:

• ARP Cam Bolts
• ARP Harmonic Balancer Bolt
• ARP Oil Pump Bolts
• ARP Head Stud Kit
• Oil Pick Up Support Bracket

Covers:

• LSX Billet Valley Plate
• GM LS Timing Cover
• GM LS Rear Plate 
• Optional LSX Billet Rocker Covers

Machining: 

• Block Deck Machined To Zero Deck Height
• Cylinder Bores Machined & Torque Plate Honed
• ALign Hone Main Tunnel
• De-Burred Oil Galleries
• Stroker Clearance Bores
• Balance Rotating Assembly
• Blueprinted Bearing Clearances
• Dummy assembly
• Final assembly

Want To Speak To Us About Your New Stroker Package?

Sure! Give us a call on (03)8595 4343 OR Simply click Get In Touch & schedule a time that best suits you. We will have one of our sales consultants contact you at your convenience.

Alternatively, We are available for live chat NOW.

Buy NOW!

Shop with confidence with free freight Australia wide & discounted pricing.