The engine had an overhead valve configuration with two valves per cylinder. I thought for sure I had found the problem. Regular Cab models sat three people while the Supercab and Crew Cab models sat six. I suspect that the ignition is only firing half as long as it should and this is insuffcient to reliably ignite the fuel-air charge. In 1968, the 460-cubic-inch engine could obtain high torque and horsepower ratings due to lax emission standards. It began slowly but progressed to the point now that it won't even idle when warm.
The 385 family had overhead valves with two valves per cylinder. In its final years with Ford from 1994 to 1997, the big block achieved a horsepower rating of 245. I can floor the truck and it picks up accelertation very slowly. The following year, Ford introduced fuel injection to its big block, which then had a 225-horsepower rating. Speed appears to be the mileage killer with my rig, lots of wind drag.
However, before I go shotgun-troubleshooting, I would like to know if I'm on the right track or if there's anything I've overlooked? The causes of ignition misfire may include: Dirty or worn spark plugs Bad plug wires Weak ignition coil Wet plug wires Engine Performance problem 1999 Ford F250 V8 Two Wheel Drive Automatic 230000 miles quick question. Your mileage will vary a lot depending on options, gearing etc. The company built these engines at its factory, now closed, in Lima, Ohio. Available models included one of three cab sizes: Regular Cab, Supercab and Crew Cab. The engine was the last of the Ford big block engines. When I put a gas treatment cleaner the other day it went away. In 1983, Ford decided to retain the engine for its towing power.
The Supercab featured a third rear door and the Crew Cab offered four doors. Recently the engine began to run rough. I was thinking that maybe the injectors are bad, and was going to replace them next. Ford's 460-cubic-inch engine ran mainly in pickup trucks. Horsepower dove from 365 down to 245, and then to as low as 208 horsepower. Ford equipped the base F-350 with a 5. Payload capacity depended on the number of rear wheels and the cab size.
I changed the fuel filter last year when I was having simuler problems. But it is still not running right. The Ford 460-cubic-inch, 245-horsepower engine was used in many applications, from midsized cars to large luxury cars and Ford's line of trucks. It does knock a bit when you turn it on but then goes away. Basically, it refers to engines bigger than 332 cubic inches. I want something for a fun truck, some off roading and such, but also need to get something I can plow with in the winter.
I have both the 415 V10 and 460 big block v8, and the 460 just does not compare. The 385 came in three engine sizes: the 370-cubic-inch, 6. When I looked at the electrode closer I noticed that it was badly pitted and corroded see pic. Just my experience, Jim Henderson Ok, that gives me a better idea. Ford outfitted these engines with a multiport fuel injection system. With my 8,000 trailer I get something like 8-9mpg on steady flat land driving at about 60mph. Ford made this engine available on all models of the 1997 F-350.
A typical 460-cubic-inch engine in 1968, with a bore of 4. A single rear wheel Regular Cab carried 4,690 lbs. Hi there, I have a '96 Ford F250 Super Cab 4x4 with a 7. I love the truck, but almost wonder if I need to look for something with the 5. I'm thinking that either this is a sign of my coil failing or the pick-up coil in the distributor is failing. Possible causes Oxygen sensors Dirty fuel injectors cleaning the injectors often fixes this. This engine had a compression ratio of 8.
An inspection of the new rotor revealed that only about half the contact blade shows any sign of wear. From 1968 to 1987, these engines utilized a carburetor. My truck started miss firing all of a sudden. Other things looked at include a visual inspection of the vacuum lines which appeared serviceable and I also pulled the plug wires one at a time to see if there was a dead cylinder with no noticeable results. Unfortunately the issue still remains. Best I have ever seen is maybe 13mpg downhill on a tail wind drafting a semi.
During the oil crisis of 1972, the 460 was changed to get better gas mileage. As emissions restrictions mounted, a notable decline in performance was noted, which eventually led to the demise of this engine. Could it a be coil or sensor. This engine's bore measured 4. How big of a difference do you think there really is? Worst I have seen is around 5-6mpg hauling the trailer up long steep slopes like the Grapevine in Calif.
Ford offered a number of options and options packages for the 1997 F-350. The intake valve had a 2. Both gas wise, and power for what I want to do with it. . The 460-cubic-inch engine had a marine application and was also used in Ford's big luxury cars.