Interco For the Win – A Look Back At Four Wheeler Magazine's Top Truck Challenge
From 1993 - 2015 over 50 of the 69 TTC competitors who made it to the TTC Winner's Podium, including 17 of the 23 overall champions, got there on Interco Tires. That's what we call total Top Truck Challenge domination. Here's a list of the Grand Champions who used Interco Tires and what they used them on.
For more information or articles on Four-wheeler Magazine’s Top Truck Challenge series, the other competitors and other awesome stories about the off-road universe visit www.FourWheeler.com.
The Streak
1994
Grand Champion: Anthony Fox, Bremerton, Washington Vehicle: 1979 Jeep CJ-5
The Details Engine: AMC 304ci V-8, Ford 2-bbl carburetor Transmission: BorgWarner T-18 Transfer case: Dana 20 Axles (f/r): Dana 44, Detroit Locker/Dana 44, Detroit Locker Suspension (f/r): Rancho 2½-in-lift leaf springs, Rancho shocks/Rancho 2½-in-lift leaf springs, Rancho shocks Tires: 33-inch Super Swamper TSLs
1995 Grand Champion: Randy Ellis, Gilbert, Arizona Vehicle: 1980 Jeep CJ-5
The Details Engine: Chevy 377ci V-8, Holley Pro-Jection Transmission: TH350 Transfer case: Dana 300 Axles (f/r): Dana 44, ARB Air Locker/Dana 60, ARB Air Locker Suspension (f/r): Spring-over-axle, Rancho shocks/spring-over-axle, custom three-link, Rancho shocks Tires: 35-inch Super Swamper TSL Boggers
1996 Grand Champion: Shannon Campbell, Gilbert, Arizona Vehicle: 1947 Willys CJ-2A replica
The Details Engine: Chevy 400ci V-8, Holley Pro-Jection Transmission: TH350 Transfer case: Dana 300 Axles (f/r): GM 10-bolt, ARB Air Locker/Dana 60, spool Suspension (f/r): Wrangler leaf springs, Doetsch Tech shocks/custom four-link Tires: 35-inch Super Swamper TSL Boggers
1997 Grand Champion: Geby Wager, Kelowna, British Columbia, Canada Vehicle: 1986 Jeep CJ-7
The Details Engine: Cadillac 502ci V-8, Holley 800cfm carburetor Transmission: Ford T-19 Transfer case: NP205 Axles (f/r): Modified 2½-ton Gama Goat, Powr-Lok/modified 2½-ton Gama Goat, Suspension (f/r): Custom independent, air springs, Fox shocks/custom independent, air springs, Fox shocks
Tires: 44-inch Super Swamper TSL Boggers
1998 Grand Champion: Heath Biggs, Fayetteville, Arkansas Vehicle: Scorpion MK1
The Details Engine: Chevy 350ci TBI V-8 Transmission: 700-R4 Transfer case: Atlas II, 3.8:1 Axles (f/r): Dana 44, Detroit Locker/Dana 60 ARB Air Locker Suspension (f/r): AES multilink, Firestone airbags, Bilstein remote-reservoir shocks/AES multilink, Firestone airbags, Bilstein remote-reservoir shocks Tires: 35-inch Super Swamper TSL Boggers
1999 Grand Champion: Grady McLeod, Sacramento, California
Vehicle: 1948 Willys CJ-2A
The Details Engine: Chevy 350ci V-8, modified Quadrajet carburetor Transmission: TH350 Transfer case: Toyota w/Marlin Crawler 4.7:1 gears Axles (f/r): Dana 44, ARB Air Locker /Toyota V-6, ARB Air Locker Suspension (f/r): Spring--over-axle w/Jeep Wagoneer springs, Rancho shocks/custom quarter-elliptic springs, four-link, Rancho shocks Tires: 38.5-inch Super Swamper SXs
2000 Grand Champion: Sam Patton, Tulsa, Oklahoma Vehicle: 1984 Jeep CJ-7
The Details Engine: Chevy TPI 350ci V-8 Transmission: 700-R4 Transfer case: Atlas II 4.3:1 Axles (f/r): Dana 60, Detroit Locker/Dana 60, Detroit Locker Suspension (f/r): 2½-in-lift Superlift leaf springs, Currie shackles, dual Old Man Emu shocks/2½-in-lift Superlift leaf springs, Currie shackles, Sam’s Offroad traction bars, Old Man Emu shocks Tires: 39-inch Super Swamper TSL Boggers
2001 Grand Champion: Brian Waddell, Vancouver, Washington Vehicle: 1972 Chevy Suburban
The Details Engine: Chevy 454ci V-8, Holley Commander 950 EFI Transmission: TH400 Transfer case: NP203/205 Doubler Axles (f/r): Dana 60, vacuum-operated McNamara Locker/factory Eaton, Detroit No-Spin Suspension (f/r): 8-in-lift Skyjacker leaf springs, Rancho shocks/6-in-lift Skyjacker leaf springs, shackle flip, Rancho shocks Tires: 44-in Super Swamper TSL Boggers
2002 Grand Champion: John Reynolds, La Crescenta, California Vehicle: 1973 Ford Bronco
The Details Engine: Ford 426ci V-8 Transmission: C6 Transfer case: Atlas II Axles (f/r): Strange center sections, custom axle tubes, Unimog portal ends, Detroit Locker/Strange center sections, custom axle tubes, Unimog portal ends, Detroit Locker Suspension (f/r): Reverse four-link, King coilovers/reverse four-link, King coilovers Tires: 42x15.0-16.5 Super Swamper TSLs
2003
Grand Champion: Toby Harrell, San Angelo, Texas Vehicle: 1975 Chevy Blazer
The Details Engine: Chevy 466ci V-8, Holley Pro-Jection Transmission: TH400 Transfer case: NP203/205 Doubler Axles (f/r): Dana 60, Detroit Locker/GM 14-bolt, Detroit Locker Suspension (f/r): Spring-over-axle, leaf springs, shocks/spring-over-axle, leaf springs, shocks Tires: 44-in Super Swamper TSL Boggers
2004 Grand Champion: Brad Austin, Mustang, Oklahoma Vehicle: 1991 Jeep Wrangler
The Details Engine: Chevy 454ci V-8, Holley EFI Transmission: TH350 Transfer case: NP203/205 Doubler Axles (f/r): Dana 60, Detroit Locker/Corporate 14-bolt, Detroit Locker Suspension (f/r): Superlift 4-in-lift leaf springs, Pro Comp shocks/custom three-link, coil springs, quad Pro Comp shocks Tires: 44-in Super Swamper TSLs (front), 44-in Super Swamper TSL Boggers (rear)
2005 Grand Champion: Jerry Duffy, Twin Falls, Idaho Vehicle: 1981 Jeep CJ-8
The Details Engine: Chevy 502ci V-8, TPI Transmission: 4L80-E Transfer case: Atlas II 3.8:1 Axles (f/r): Dana 60, ARB Air Locker/Dynatrac 60, ARB Air Locker Suspension (f/r): Triangulated three-link, King remote-reservoir coilovers with Eibach springs/triangulated four-link, Alcan elliptical springs, King remote-reservoir shocks Tires: 44-in Super Swamper TSLs
The New Streak
2007 Grand Champion: Matt Thorson, Santa Rosa, California Vehicle: 2000 Jeep Wrangler
The Details Engine: Chevy 502ci Ram Jet V-8 Transmission: SM465 Transfer case: NP203/205 Doubler Axles (f/r): 2½-ton Rockwell, Ouverson spool/2½-ton Rockwell, Ouverson spool Suspension (f/r): Four-link, Sway-A-Way coilovers/four-link, Sway-A-Way coilovers Tires: 54-in Super Swamper TSL Boggers
2008 Co-Grand Champion: Clayton Kraatz, Calgary, Alberta, Canada Vehicle: 2006 Evolution Warthog
The Details Engine: Chevy 467ci V-8, propane injection Transmission: Powerglide 2-spd Transfer case: STaK 3-spd Axles (f/r): 7-ton ITL SD-70/7-ton ITL SD-50 Suspension (f/r): Four-link, Knight Stalker shocks/four-link, Knight Stalker shocks Tires: 54-in Super Swamper TSL Boggers
2008
Co-Grand Champion: Jeremy Naeger, Bloomsdale, Missouri Vehicle: 2003 Avalanche buggy
The Details Engine: Chevy 350ci Ram Jet V-8 Transmission: TH400 Transfer case: NP203/205 Doubler Axles (f/r): 2½-ton Rockwell, Ouverson locker/2½-ton Rockwell, Ouverson locker Suspension (f/r): Four-link, King coilovers/four-link, King coilovers Tires: 54-in Super Swamper TSL Boggers
2011 Truck Class Grand Champion: Steven Montpas, Roseburg, Oregon Vehicle: 1949 Willys pickup
The Details Engine: Chevy 350ci V-8, Holley Truck Avenger 670cfm carburetor Transmission: SM465 Transfer case: NP205 Axles (f/r): 2½-ton Rockwell/2 ½-ton Rockwell Suspension (f/r): Custom double-leaf three-link, Tuff Country shocks/custom double-leaf four-link, Tuff Country shocks Tires: 54-inch Super Swamper TSL Boggers
2015
Truck Class Grand Champion: Dan Osterhout, Edmonton, Alberta, Canada Vehicle: 1970 GMC Jimmy
The Details
Engine: 427ci Chevy V-8 Transmission: TH400 Transfer case: NP205 Axles, f/r: 2½-ton Rockwell/2½-ton Rockwell Traction aids, f/r: Welded/welded Ratio: 6.72:1 Suspension, f/r: Double-triangulated four-link, 16-in-travel ORI struts/custom boomerang cantilever with 16-in-travel Fox air shocks Tires: 49-in Interco Irok Special features: FAST fuel injection, manual transmission valvebody, rear-steer axle, 8274 Warn winch Driver experience: 7 years
All photo’s used belong to Four Wheeler Magazine. For more articles and information on Four-wheeler Magazine’s Top Truck Challenge visit http://www.fourwheeler.com/top-truck-challenge.