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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

ISuzu 4BD1-2 Injection Timing
There is a lot of talk in this forum about turbo swapping, boost and aneroid tuning and "more fuel" screw....but very little about the effect of...
High mount belt tensioner bracket question
Howdy All --- does anyone know the part number for the tensioner bracket that mounts up high next to the upper water neck? If it is a factory part,...
Injection Pump.
I was thinking about removing the lift pump off my vehicle and going with a electric pump. what would I have to do. I wasn't sure if I could just...
Cummins 4BT Revivia Plan Change
When I purchased the 4BT Reviva, the intent was to install it in my 1942 1-1/2 ton G506 military truck. Shortly after the purchase of the 4BT I took...
Anybody have a spark ignition engine?
This is related to my last post. Been playing the 6.0L Ford game for too long now, I'm going to have trouble trusting any engine for a while. I want...
Turbo Help!
Hello everyone. I am new to the forum and to the 4bt so any help will be greatly appreciated. First off, I have loved Cummins engines forever and...
Torque converter
Hi guys hope you can help me I am almost ready to install my 4bt into my 95 f150 just missing a few more parts, my question is I am using the e4od...
hello new to the forum with 00 bravada with a 3044C-T CAT
join the site to get some help and support from you guys. it's my first diesel swap and on top of that my first diesel. can't post a picture but...
24V rather than 12V?
I need some advise... I've been collecting parts and preparing to put a 12V into my 1996 Suburban. The plan was to use a 12V that I pulled in...
Injector Hold Down Nut Stuck
Wondering if theres any tricks to knock the hold down nuts loose. I soaked it in penetrating fluid and tried putting a breaker bar to it but dont...
towing with big power
This has probably been asked but I can't find a direct answer. Yes I have spent most of my day today searching this vary subject on google and the...
New engine, New member
I have joined 4btswaps because I have just gotten my first 4b. I follow a lot of Cummins info primarily on Tdr, but it seams now that I have my first...
4-53t optimal timing
What are you guys running for injector height. I have a 79 4-53t 4 valve with 5c60 injectors. I set them at 1.480 and it ran good. I then set them to...