Links for Tech + Numbers

Twist and Clout: Inside the Heavy-Duty-Truck Torque War - Feature - Car and Driver
Car & Driver graphs the torque specs for HD pickups over the last 10 years, showing the rise of about 60%.
Type: Specs Attributes: Numbers Tech Topic: Engine

Torque vs. Horsepower - Engine Power Delivery Explained - Hot Rod Magazine
A discussion with engine builders on the merits of horsepower, torque, and the area under the power curve.
Type: Discussion Attributes: Numbers, Upgrade/Aftermarket Tech Topic: Engine

Dyno Charts: Ford F-150 5.0L and SuperDuty 6.2L, at the rear wheels
A tuner, 5 Star, posts a dyno chart of an 5.0L F-150 and a 6.2L F-350. The 5.0L shows more rear wheel torque and horsepower, likely due to the driveline losses being much higher in the SuperDuty.
Type: Specs Attributes: Numbers, Dyno results, Upgrade/Aftermarket Tech Topic: Engine
Year: 2011, 2012
Make/Model: Ford F150, F250, F350 Engine: Ford 5.0L V8, 6.2L V8

GVWR & 3/4 ton pickups: easy to exceed, but does it matter? "Guess my truck is not enough. A Cat Scale tale"
A nice discussion on the overloaded state of many 2500 series pickups, and the differences between them on the 3500s.
Type: Discussion Attributes: Numbers Tech Topic: Towing & hauling Make/Model: Chevrolet 2500HD; Dodge 2500; Ford F250

GM 6spd vs 4spd Tranny Chart
GM owners discuss towing with the 4L80e 4 speed automatic versus the new 6 speed. Some comments deal with towing with older GM automatics (TH400) that have a very high first gear (2.48:1). Includes a comparison spreadsheet showing the differences.
Type: Discussion Attributes: Numbers Tech Topic: Towing & hauling
Year: 1991, 1992, 1993 ... 2009, 2010, 2011
Make/Model: Chevrolet 1500, 2500HD, 3500, 3500DRW Engine: GM 5.3L V8, 6.0L V8

2011 Ford F150 Engines - V6 EcoBoost, 5.0L, 6.2L
Press-release overview of the new engines in the 2011 F150
Type: Specs Attributes: Numbers
Year: 2011
Make/Model: Ford F150 Engine: Ford 3.5L V6 TT, 3.7L V6, 5.0L V8, 6.2L V8

your take on the new 2011 V8s - Ford Truck Enthusiasts Forums
Type: Discussion Attributes: Numbers Tech Topic: Engine Engine: Ford 6.2L V8, 6.8L V10