1961 GMC Suburban - 2005 Sierra 2500HD Chassis - 6.6L Duramax LLY - Danville Performance Turbocharger

 
Fast Facts:
Year/Make/Model: ’61 GMC Suburban
Owner: Michael Wymer
Hometown: Whitefish, Montana
Fuel economy: 22 mpg highway/16 mpg city/10 mpg towing
Engine: 6.6L Duramax LLY V-8
Fuel: AirDog 165-gph lift pump, Industrial Injection 100-percent-over CP3 injection pump, stock injectors
Air: Danville Performance 68mm Stage 2 billet turbocharger kit, stock GMC intercooler, custom intercooler tubing, Sinister Diesel high-flow intake tube, and an S&B Filters cold-air-intake system and filter
Exhaust: Pacific Performance Engineering exhaust manifolds and downpipe, Magnaflow 5-inch pipe and muffler
Transmission: ATS Diesel Performance Extreme LCT Allison 1000 five-speed automatic
Fluids: Royal Purple synthetic
Power: 427 hp
Torque: 754 lb-ft
Tires: 35x12.50R20 Toyo M/T
Wheels: 20x12 Fuel Hostage
Suspension: Custom upper control arms, shortened CV axles (front); Fabtech Motorsports 6-inch lift (front and rear)
Axles: Stock
Body: Extensive hidden modifications to mount ’61 GMC Suburban body on ’05 GMC Sierra 2500HD frame, rear wheel openings moved back 3 inches
Interior: ’05 GMC Sierra 2500HD wood-finished floor, modern seats, power options, intermittent wipers, instruments, and more
Fun Fact: A 235ci I-6 and 283ci V-8 were the two engine options for GMC’s Suburban in 1961. The 6.6L Duramax LLY in Michael’s truck produces more power than the two early powerplants combined.

https://www.motortrend.com/features/1612-1961-gmc-suburban-combines-the-best-of-both-worlds/