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Urban Assault Vehicle

1990 K5 Blazer Silverado, Project "Urban Assault Vehicle"

Hard at work testing your Off-Road products!

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Project "UAV" has been in various stages for over ten years now and is the motivating force behind ColoradoK5.com, the Blazer serves as a test bed for off-road products. 

 Past & Present Project "UAV" Sponsors







1990 K5 Blazer Silverado 4x4

Steve Fox

Factory Options:
Power Steering, Tilt Steering, Power Door Locks, Air Conditioning, Cruise Control, Trailering Package, Anti-lock Brakes, Intermittent Wipers

350cid Chevy bored .030 over, Speed pro Cam, Z-28 Valve Springs, Speed Pro 9:1 Pistons, Balanced

GM TBI (Bored by Arizona Speed & Marine), Fuel Injectors flowed by Arizona Speed & Marine, Adjustable Fuel Pressure Regulator, Walbro High Pressure 255 ltr/hr Fuel Pump, K&N Filtercharger open element kit, K&N Air Filter

Single 3" exhaust with 3" high flow catalytic converter and MagnaFlow muffler.

Approx. 325 hp

TH400 built with Kevlar clutch's, Art Carr reverse manual valve body/compression breaking, Art Carr torque converter, shifted through Art Carr gate shifter.

Transfer Case:
NP203/NP205 (ORD Doubler), shift rail ground for front wheel drive only operation, shifted through ORD triple stick shifter.

Front: (5" total lift) Suspension Lift - 4" Tuff Country HD leaf springs with ORD Heavy Duty Shackles, Greasable Polyurethane Bushings and ORD 1" body lift,  Rancho RS 9012 Shocks mounted with modified F-250 shock towers.

Rear: (6" total lift) Suspension Lift - Off Road Design 4" Shackle Flip, Off Road Design 1" 0 Rate Add-A-Leaf, Stock 90 Springs with Teflon Inserts and Greasable Polyurethane Bushings and ORD 1" body lift, Overloads Flipped for better Articulation, custom mounted Rancho RS 9012 Shocks.

Hi-steer cross-over steering from ORD with West Texas Off-Road Hydro Assist Steering System.

Front; Dana 60, ARB (Boyce Equipment), 35 spline stub shafts;   Rear; Corporate 14 Bolt full-float, Detroit.

Ring and Pinion:

16.5x9.75 (4" back spacing) TrailReady Steel Beadlocks

39.5x15 16.5 Super Swamper TSL

Gunmetal Gray Metallic/White

Special Features:
Custom roll cage
Full convertible conversion
West Texas Off Road Hydro Assist Steering System
Avalanche Engineering Rock Ring and Axle Truss (14-bolt)
Dana 60 from Boyce Equipment; ARB, 1350 Yoke, 4.88
ORD Steering Box Brace
ORD Weld in Style Steering Brace
Custom Shock Mounts with Rancho 9012 Shocks
Offroad Design 4" Rear Shackle Flip
Custom Rear Bumper
Custom front bumper

Future plans:
Countless modifications not yet thought of.




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