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Welcome to 4BTswaps.com. We are a web site about diesel conversions into all vehicles though we are heavily focused on the famous Cummins 4BT engine.
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Latest Posts From 4btswaps.com

Help please
Hey guys I'm wanting to do a 4bt convertion on my 1993 4x4 ford ranger, it has the 4.0L in it right now. What I'm looking for is pretty much a list...
Port and polish!
Had a guy from work send me this today and almost pissed myself. ...
4bt in a 4x4 ram 1500
I'm wanting to convert my ram 1500 single cab into a cummins powered unique machine. I love my 5.9L 12 valve cummins so I'd like to make my half ton...
ISBE 170 adapter
Hello all, I have a cummins 3.9 ISBE170. I'm wanting to put a np435 behind it. I've been trying to find an adapter plate and flywheel. Not having...
Pump questions
I'm sure this topic gets covered over and over but I get a little overloaded with research data. I have a stationary 4bt that was part of the...
Swapping a 4BD1 for a 6bt cummins.
So, I might be expelled from all of your good graces for even mentioning this, but I considering doing yet ANOTHER swap. I am seriously considering...
Mitsubishi Fuso 4x4
Well that's what I'm looking at. I have a customer that has 2 non runners they are looking to sell. Since I sold my main plow truck earlier this...
CPL question
I've been looking for a 4bt for awhile now. I haven't been in a big hurry because my project is long term and I just didn't need a motor yet but I...
How to tell if I need an over-bore head gasket before pulling head?
Is there any way to tell if I need an overbore head gasket before pulling the head? I have the ESN but can't figure out if I need a different one...
92 F-150 4bt swap?
So here's the deal. I have a 92 F-150 xlt bone stock with a 5.0L 302, and a manual 5 speed transmission that's on it last leg. I have always been...
60lb valve springs??
So I'm thinking of getting new valve springs. Are the 60lb springs an upgrade or a downgrade?? I thought I saw something about stock being 72 or...
Engine Coolant Temperature Fan Switch
I've read the stickies and gone thru a lot of swaps and can't find the info I need. I've had my 4bt running since March and it has no fan. The...
Kubota D-1305
Can anyone tell me if a Kubota D-1305 would be useful in any sort of vehicle? I'm getting one for $100 (brand new) and wanted to have some fun with...
Deutc BF4L2011 info
found a nice motor in a scrapped loader. says 80hp at 2600rpm. Turbo charged air cooled 3.11litre. Anyone know much about these engines? Can...
what 4bt should I purchase
As stated in my introduction thread I've never owned a diesel. This will be my first diesel let alone diesel swap/build. Im in the market to buy a...