The base engine was the 160 hp (119 kW) Mazda-designed 2.3 L Duratec 23 I4, paired with either a 5-speed manual or 5-speed automatic transmission, both also designed by Mazda. SE and SEL models were also available with a 221 hp (165 kW) 3.0 L Duratec 30 V6 and a 6-speed automatic, made by Aisin Japan. [9]
The 3.5 seems to be the engine of choice for all the expeditors that I've heard from. I'm around 140,000 with no problems. The other expeditors have similar mileages (+/- 10,000 miles) and experiences. The jury is definitely out on today's diesel being economical to maintain long term.
Ford's Lima (Ohio) Engine Plant is producing 325,000 of the 3.5-liter 265 horsepower engines that are being introduced in the Ford Edge, Lincoln MKX and MKZ, Ford Five Hundred and the Mazda CX-9 If you have a high mileage engine there isn't going to be any real harm in adding a seal softening agent to the engine's oil. After years of heat cycling and age those seals have a tendency to harden. On the Duratec, this means the shaft type seals and the pre-shaped O-ring type seals such as used on the timing covers and valve covers.Duratec Vs. Vulcan (Ford V6s) General Discussion. RedLines June 3, 2013, 6:48am 1. Which do you think is better and why? asemaster June 3, 2013, 7:10am 2. The 3.0 Vulcan is, in my opinion, the most reliable, durable, bulletproof, indestructable V6 engine ever seen on the American road. They never break, save for instances of severe neglect or
Further, the 3.5 Duratec engine is smaller than the conventional V6 engines as it can fit in smaller engine bays. The official power output of the Ford 3.5 Duratec engine is 265 HP and 250 lb-ft of torque on 87 octane gas. This power production is higher than the Duratec 30 and floored other V6 engines when it was released.Ford Duratec Engine Family. The Ford Duratec engine family is a sub-category of gasoline engines produced by Ford Motor for compact and midsize cars, cargo vans and utility vehicles, or more commonly known as CUVs and SUVs. First introduced in 1993, the Duratec engines have been co-developed by Ford partners such as Porsche, Mazda and Volvo. inScZRJ.