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- Newsgroups: rec.autos
- Path: sparky!uunet!boulder!bowmanj
- From: bowmanj@csn.org (Jerry Bowman)
- Subject: Re: CUMMINS FAQ: Cost, experiences, options...
- Message-ID: <1993Jan22.152148.16714@colorado.edu>
- Keywords: Dodge, Cummins, diesel
- Sender: news@colorado.edu (The Daily Planet)
- Nntp-Posting-Host: fred.colorado.edu
- Organization: University of Colorado Boulder, OCS
- References: <C15vsA.2o4@boi.hp.com> <1993Jan21.164053.1957@berlioz.nsc.com>
- Date: Fri, 22 Jan 1993 15:21:48 GMT
- Lines: 113
-
- In article <1993Jan21.164053.1957@berlioz.nsc.com> alan@lancaster.nsc.com (The Hepburn) writes:
- >In article <C15vsA.2o4@boi.hp.com>, kmcintyr@boi.hp.com (Kevin McIntyre) writes:
- >|>
- >|> Netters--
- >|> I know portions of this have been discussed in parts, on
- >|> and off but I'd like some help.
- >|>
- >|> I am considering a Cummins Turbo Diesel 4x4 W250 or W350
- >|> and have no experiences
- >|> with Dodge or Diesels. I have talked to the dealer and got a
- >|> dealer cost vs. retail print out from my credit union but what
- >|> I need help with is a few things. I am primarily going to use
- >|> this truck for typical truck usages (hauling, etc.) and a camper.
- >|>
- >
- >I can't comment specifically on the Cummins engine but I do own a Ford
- >F350 with the Navistar engine so I can give you some opinionsd on diesel
- >in general.
- >
- >|> 1) Maintenance (what, how much, differences from gasoline engines, additives
- >|> filtration, etc.)
- >
- >Regular maintenance includes changing the oil every 2500 miles under most
- >driving conditions. Cummins is very specific as to what oil filter to use
- >and both Cummins and Navistar are very specific as to oil grade (SG/CE or
- >better). Change te air filter every 12K miles and the fuel filters every
- >12K-25K miles,depending on the quality of the fuel you buy. Drain the
- >water separator every 5K miles. Cummins requires valve adjustment every
- >12K miles, also (I think; Walt Koziarz will correct me if I'm in error!).
- >Other than that; just drive it!
- >
- >|> 2) Reliablity (I know they last longer (diesel) but that's it)
- >
- >Given proper maintenance it's not uncommon for a diesel engine to make it to
- >1 million miles. The truck body will wear out long before the engine. It
- >will start in wet conditions (ever try to start a gas engine when the ignition
- >system gets wet?) and in an emergency it will burn heating oil.
- >
- >|> 3) Fuel (how hard to get, different grades, etc.)
- >
- >Fuel is readily available just about everywhere. Around town you will
- >find it at regular gas stations, for about the same price as regular unleaded gas.
- >Out on the interstates you will find it everywhere, usually cheaper than
- >any grade of gas. Truck stops are the best bargain; most provide full service
- >and charge a lot less than gas stations. And their pumps run at up to 28
- >gallons per minute instead of the standard 6 gallons per minute found at all
- >gas stations. When you're pumping 40 gallons or more, it makes a difference!
- >Note that to take advantage of this high volume pumping, your tank must be
- >well vented, with minimal bending of the inlet pipe. Truck stops also tend to have
- >fresher fuel, due to their volume of sales, and tend to keep their tanks in
- >better condition (less water and other contaminants) than a lower volume gas
- >station.
- >
- >|> 4) Options (which options are worth while, which aren't)
- >
- >If an engine brake is available from the dealer, then get it. You will
- >find almost no engine braking on a diesel and going down long grades with
- >a full load is a lot easier on you and your truck if you don't have to
- >smoke your brakes. A tach is nice for monitoring engine speed, and a
- >pyrometer is helpful for monitoring exhaust temperature, allowing you to
- >adjust your driving to minimise wide temperature swings. Cruise control
- >is nice for trips, as is air conditioning.
- >
- >|> 5) Cost (what's the best deal around that people have got)
- >
- >Expect to pay in the neighbourhood of $20K for a well-equipped truck.
- >
- >|> 6) Cold weather starting (with and without plugging the block heater in)
- >|> What if you're out at your cabin and it's -20 with no elec.????
- >
- >Being in sunny (?) Calif, I can't comment on real cold. My Navistar has
- >had no problem starting on the first compression stroke after soaking
- >overnight in temperatures in the mid 30's (except when the batteries were weak!).
- >I've seen reports from Cummins owners claiming no problems in sub-zero
- >temperatures with no heater. Either Walt Koziarz or Dan Hepner can help
- >more here.
- >
- >|> 7) Performance (I know the mileage is quite good but how good and what
- >|> type of performance data vs. gas?)
- >
- >Well, I used to own a Chevy C30 Crew Cab with a 7.4 l gas hog, auto tranny and
- >4.1:1 rear axle. I pull a 34 ft fifth wheel weighing 11K lb. Driving the
- >C30 empty I got 6 mpg and pulling the fifth wheel I got 5 mpg. With my F350
- >Crew Cab with 7.3 l diesel, auto tranny, and 4.1:1 rear axle I get 17 mpg
- >empty and 12 mpg pulling the trailer. Acceleration, both empty and towing,
- >is comparable between the two trucks. I don't have any figures, sorry.
- >
- >|> 8) W350 vs W250 (is it worth it?)
- >
- >Check prices on this. You might find that with the W250, you will
- >have to pay for options (heavy springs, swaw bars, cooling system, etc)
- >that are standard on the W350. This assumes you will be looking for good
- >towing capacity and GCVWR. I found (back several years) that a standard
- >C30 was almost $3K cheaper than a C20 with the added towing capability to
- >bring it up close to the C30.
- >
- >|> 9) 5 speed vs. auto (opinions, durability, operation, smoothness...)
- >|>
- >I've heard nothing but good reports on the Getrag tranny that Dodge uses.
- >For maximum towing capacity, the 5 speed is required.
- >|>
- >
- >--
- >Alan Hepburn "An ignorant person is one who doesn't know
- >National Semiconductor what you have just found out."
- >Santa Clara, Ca
- >alan@berlioz.nsc.com Will Rogers
-
- I have a friend that has a Dodge deisel pick up. I don't know
- if it is a W 250 or W 350, but he absolutely loves it. He is a MAC
- Tool distributor and pulls a fifth wheel trailer with it daily.We
- are in the Denver area ( cold ) He does plug it in at night in the
- winter. Good Luck.
-