Dirt LS 427

Weekend Warrior


Dirt LS 427

Wegner Motorsports is proud to present the "Weekend Warrior" LS 427 Dirt engine! This turn key race engine developed by our experienced engineers offers a competitive edge to lead the pack and set new records. Engine comes pre dynoed, fully encrypted and sealed to prevent tampering. Full specs under the Features Tab.

Engine Block (encrypted)

Engine: LS Dart Iron Race Prepped

Displacement: 427 C.I.

Compression: 13:1

Bore: 4.125”

Rotating Assembly (encrypted)

Crankshaft: Forged, 4.00” Stroke

Rods: 4340 Forged

Pistons: Custom Wegner Forged with Dome

Valvetrain & Cylinder Heads

Cylinder Heads: W.A.R. CNC Ported LS7 Cyl Heads, Titanium Intake Valves, 8mm Stem, 2.205” / Steel Exhaust Valves, 1.615”, Dual Valve Springs w/ Titanium Retainers

Camshaft: Hydraulic Roller Cam (encrypted)

Rocker Arm: Steel with Trunnion Upgrade, 1:8 ratio (encrypted)

Lifters: Hydraulic Roller

Intake Manifold: Carbureted, Unported #25534394

Additional Engine Features

Mechanical Distributor

Mechanical Fuel Pump

Wegner Serpentine Front Dress

Wet Sump Oil Pump and Custom Pan

Engine Weight 500 lbs.

Fully encrypted and sealed to prevent tampering

Dirt LS 427 Options

Optional – Holley 850 Carb, W.A.R. Spec


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To Purchase Call - 920-394-3557