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Disclaimer: We do not build custome cars for our customers. This is a passion of our CEO.

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Built by: Kurt Urban Performance

Type: LS7 7.0L

Displacement: 427 Cubic Inches

Compression Ratio: 11.0:1

Bore x Stroke: 4.130 x 4.000

Rev Limit: 8000 RPM

CAM: Proprietary

Rods: Callies Compstar

Crank: Callies Compstar

Push Rods: Manton Chrome moly

Pistons: Diamond Flat Top

Engine ECU: Mast M120 Dual Wide Bank

Engine Management System

Cylinder Heads: LS3 Advanced Induction Ported

Valve Springs: Dual valve spring

Intake: Fast 102 Intake

Throttle Body: 102

Headers: Detroit Speed Stainless Steel

Mufflers: Flow Masters series 44

Exhaust Coating: Jet-Hot Black ceramic coating

Power: HP 648 HP Flywheel, 529 HP rear wheel,

Torque 600ft/lb.


Tremec T56 Magnum

Bowler Transmission Stage 2 Upgrades

Center Force Twin Carbon Clutch

Quick Time Bell Housing

Center Force Hydraulic throw out bearing

Tilton .700” bore master cylinder

Bowler Transmission Shift Lever

Bowler Transmission Shift Knob

Frame & Suspension:

Frame: Custom designed and made

by Bob Bertelsen

Front Suspension: Detroit Speed

X595 Cross member

Detroit Speed A Arms and spindles

JRI Remote canister coil over

750# PAC springs

Detroit Speed Sway Bar

Rear Suspension: Detroit Speed Quadra

Link Suspension

Rear axle housing: Moser Fabricated Housing

Rear End: CR Racing True Lock center

section polished 370 gears

Sway Bar: PAC Racing Springs


Baer Brakes 14” 6R Front & rear

Tilton 13/16” & ¾” master cylinder

Manual Bias Controlled

Wheels & Tires:

Forge Line CF3C

Rear 18” x 12 1/2”

Front 18” x 11”

Rear BFG Rival 335/30/18

Front BFG Rival 315/30/18


Head Unit: Ipad mini


Recaro Seats recovered in black leather

and orange stitching

Ididit Inc. tilt steering column

Detroit Speed Driven Steering Wheel

Fesler interior door handles

Clayton Machine Window cranks

Vintage Air AC/Heat

Autometer LCD display

Schroth Racing Harnesses