The International Truck and Engine (Navistar International
) VT engine, also sold as the Ford Power Stroke
, is a Diesel V8
engine. It is used as the Power Stroke in Ford's F-Series Super Duty
and under the International (Navistar) name in the International XT
trucks. The 6.0 L Power Stroke turbodiesel was on the Ward's 10 Best Engines
list for 2003.
is a 32-valve pushrod V8
. Bore is 3.74 in (95 mm) and stroke is 4.13 in (105 mm). Output was 325 hp (242 kW) at 3300 rpm and 560 ft·lbf (759 Nm) at 2000 rpm, but as of 2005 that was increased to at 2000 rpm. It also uses a 2nd generation (G-2) HEUI (Hydraulic-Electronic Unit Injector) direct injection fuel system, as well as a variable-geometry turbocharger, which is designed to reduce turbo lag and create better throttle response.
An optional TorqShift
5-speed automatic transmission is available for Ford trucks. This special transmission gives improved performance to the engine, featuring a tow/haul mode (for example).
A variant off the VT365 is the VT275
4.5 L V-6, which is basically a 6.0 L V-8 with two cylinders chopped off. However, it uses a sequential twin-turbocharger system, instead of the single variable-geometry turbocharger used in the VT365. It is used in the 2006 Ford LCF
(Low Cab Forward) and International CF (Cab Forward) (later CityStar) series trucks.... Read More