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4btswaps.com

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

4BT/4L80E shift characteristics, shift points, torque converter questions
I finally got my Chevy truck moving with 4BT power! A little background: 1982 Chevrolet 1/2 ton shortbed 4x4 that used to have a 6.2 diesel. 4BT...
DIY 4BD Tach adapter/info
First off some assorted info in the factory 4BD engine speed sensor. What we have attached to the front engine cover is a VR(Variable Reluctance)...
cummins in 86 K30
Hi, I am just kid of dreaming now but someday would like to put a cummins in my 86 K30. Right now I am just looking at my options and just have some...
4BT in Jeep TJ
It took me almost a year to plan (including acquiring and overhauling my 4BT), and 3 weekends to install. I love this thing, what a blast to...
Starter just clicks sometimes...help
Here's my problem. Last week on my 4bt I went to crank it and the starter would just click. After trying a few times it finally rolled over and...
OD 5 speed trans advice: any other worthy candidates besides NV4500/ZF5?
As the title says, I've read a ton of articles in the stickies and know that the NV4500 (my front runner as of now) and the ZF5 (my backup) are the...
6v53 twin turbo - boat to truck
Have found a 6v53 I'm considering. Bit of a crazy undertaking however. It had 300 hrs on it in a boat when there was an engine room fire - room was...
Alternator wiring help!
I have this motorcraft alternator on my 4bt, I believe the large lug is supposed to go to the battery for charging. Any help with what the other 3...
Modular m5r2
What's up guys, So I'm in the process of swapping my cummins f150 transmission from auto to manual. I'm opting to go with the m5r2 or m5odr2 from...
67 loadstar 1700 project
Hello everyone. After waiting almost a year for shipping, I have my new loadstar. This beast has a 4-53n, 5spd, and a brownie box!! These...
6BT ESN Help 1996 - 1998
I am having a 5.9 12V engine built for my upcoming Hummer H1 conversion. I want to emulate the 1996 - 1998 Dodge 2500 P7100 engine setup with...
6BT belt tensioner
I got a 6BT tensioner from eBay. It's in good shape. I haven't worked out how I'm going to mount and route my AC yet, but I knew I was going to use a...
All girls inter cooler?
I was watching "All Girls garage" the other day (for the tech) and they put a inter cooler in a car that was like a rad in front of the rad. It had...
VW diesel to s10 blazer ?
Hi all. Any one swap a vw diesel to a mid 80,s s10 blazer ??? Just thinking out loud hear. Any thoughts on this ?
confusion - ford adapter and M5r2 - starter holes
I could use some help. I am picking up parts to do a 4bt swap into a F150. The truck has a four speed, and I decided to upgrade to the M5R2. I...