Dirt LS 427 - Weekend Warrior - 750HP and 625TQ

Wegner Automotive SKU:
Regular price


Wegner Automotive 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. This engine comes dyno tested, fully encrypted, and sealed to prevent tampering. In addition, a hydraulic roller cam makes for a durable, low-maintenance setup.

750HP and 625TQ 

Engine Block (encrypted)

Engine: Aftermarket Iron Block, 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