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1989 Chevy K3500 Pickup - 2007 Top Truck Challenge Competitor

Like A (Granite) Rock

By Douglas McColloch, Photography by Ken Brubaker, Sean P. Holman

Rick Johnson owns his own granite countertop company, so he knows all about working with stout components, and as a Texas native, he surely must know a thing or two about really big trucks. Well, Rick's Chevy 1-ton is one tall Texan, it sports some big power underhood, and comes loaded for bear with custom camo bodywork. And with an assessed valuation of $10 million, heck, this might be the priciest rig that's ever rolled into Hollister for TTC.

  • Camo'd up and ready for combat, Rick's Chevy looks ready to conquer our Mud Pit. Up front, the Winch Ready Triton 2 bumper houses a Warn 15000, and KC and Westin lights provide illumination. Base paint was applied by Rick, with assistance from Jennifer, Laura, and Joe, and with metal accents courtesy of a Case backhoe.
    Camo'd up and ready for combat, Rick's Chevy looks ready to conquer our Mud Pit. Up front,
  • Mirroring the front, the rear Rockwell 2 1/2-ton also turns 6.72:1 ring-and-pinions, with welded spiders serving in lieu of a locker. The three-link/coil-spring suspension is damped by a single nitro shock in a custom hoop at each end, and together with the owner-fabbed 3-inch body lift, it clears the 46x19.5 Mickey Thompson BCs on 16.5-inch Marsh Racing steelies.
    Mirroring the front, the rear Rockwell 2 1/2-ton also turns 6.72:1 ring-and-pinions, with
  • As with most mud trucks (i.e., that get reeeally dirty inside), Rick's kept interior mods to a minimum. Auto Meter gauges monitor rev and amps, engine temp and oil pressure, and a trick 12voltguy.com control panel allows Rick to juggle electrical functions with a flip of a switch.
    As with most mud trucks (i.e., that get reeeally dirty inside), Rick's kept interior mods
  • Big boggers need big power, and Rick's Chevy 454 big-block, bored 0.030 over and running 13.0:1 compression, is built to deliver. The balanced block is stuffed with SRP forged pistons and a solid .632-inch-lift roller cam. A Team G intake manifold works with the Holley carb to feed fuel through the runners, and 1 7/8-inch Hedman headers funnel exhaust gases to 3-inch Flowmasters-and in case that's not enough grunt, a 150hp NOS nitrous system is plumbed into the intake. Dual Optima Yellow-Tops provide the juice, and a Mallory Hi Fire ignition and coil, MSD distributor and wires, and an owner-fabbed wiring harness work to regulate and flow the volts. On the bottle, Rick estimates his big-block is good for 675 hp and 690 lb-ft of torque.
    Big boggers need big power, and Rick's Chevy 454 big-block, bored 0.030 over and running 1
  • Up front, the divorce-mounted NP205 transfer case spins a Houston Driveline driveshaft to turn the cogs in the 2 1/2-ton Rockwell axle. The frontend has been converted to full hydraulic steering with a custom drag link courtesy of Texas Auto Gear, and welded 6.72:1 gears inside the diff provide locking by Lincoln. The suspension is relatively basic (by TTC standards), a triangulated three-link/coil-spring arrangement running a single nitro-charged shock at each corner, and a custom 3-inch body provides added clearance in the wells. Sixteen-and-a-half inch steel Marsh racing rims and 46-inch Mickey Thompson 'Claws comprise rolling stock, and the standard-issue Rockwell pinion brake helps to slow down the big Chevy. We dig the custom tow hook welded onto the axlehousing too.
    Up front, the divorce-mounted NP205 transfer case spins a Houston Driveline driveshaft to

Owner name/city: Rick Johnson/Willis, Texas
Occupation: Owner, JCS Granite
Vehicle model: '89 Chevy K3500 pickup
Estimated value: "$10 million, according to wife"
Engine/aspiration: 454ci 13.0:1 Chevy V-8, bored 0.030 over, oval-port heads, SRP pistons, solid roller cam/Holley carb, Team G intake manifold, Hedman headers, NOS 150hp nitrous, 3-inch Flowmaster exhaust
Transmission: Keith's Transmissions TH400 with manual valve body
Transfer case: Divorced NP205
Suspension (f/r): Three-link, coil springs, nitro shocks/Three-link, coil springs, nitro shocksAxles (f/r): Welded 2 1/2-ton Rockwell/Welded 2 1/2-ton Rockwell
Axle ratio: 6.72:1
Wheels: 16.5-inch Marsh steelies
Tires: 46x19.5 Mickey Thompson Baja Claws

By Douglas McColloch
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