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General Discussion

General Discussion for all diesel-related topics
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Buildup Showcase Threads - All Engines, Vehicles

The place to display your diesel conversion project in progress or completed.
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Performance Discussion

Performance increases, diesel racing, turbo modifications, etc.
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Cummins Tech Section

Tech specifically for Cummins B series engines.
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Common Rail

Discussion on common rail technologies
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WVO / SVO / Biodiesel

Place for discussion for use of alternative fuels (vegetable oil -- & biodiesel )
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Methanol / CNG / Propane Blending

Place for discussion for blending of Methanol/H2O, CNG or Propane Alternative Fuels into your diesel system
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CNG Dedicated Engines

Technical discussion for dedicated CNG / LNG / Biogas Engines such as Cummins-Westport
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Transmission, Adapter, Transfercase Discussion

Discussion of transmissions, transmission-adapting, and transfer cases for conversions
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Paint and Body

Paint, Body, Other Misc Resto Discussion
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Suspension Design

The place to talk about suspension design, implementation, discussion
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Axles & Differentials

Ford 9", GM 14 Bolt, Toyota, etc...
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General Modification Discussion (Non-Engine)

The place to discuss general modification of trucks, wheelers, cars, etc. Not specific to the diesel engine.
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Diesel Motorcycles & Conversions

Diesel motorcycles and conversions of motorcycles to diesel.
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Engine & Vehicle Specific Sections

Cummins 6BT / 5.9 Conversions

Discussion related to conversion of the Cummins 5.9 B series engines
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Cummins B3.3, 6AT, & Cummins Variants -

Discussion related to other, rarer Cummins applications.
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Isuzu 4BD1T/2T

Topics related to the great Isuzu 4BD1T and 2T engines & related
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Mercedes OM617 & Variants

Forum for conversions with the Mercedes OM617 Inline 5 Indirect Inject Turbo Diesel from early 80's Mercedes Cars.
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Mitsubishi Diesels

Discussion of Mitsubishi diesels and variants
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Volkswagen Diesels

The famous Vee-Dub 1.9 TDI and IDI and other variants, 2.0, etc etc. Adapter talk, putting these into other vehicles, etc.
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Toyota Diesels

Related to the Non-USA and Canadian/World Wide Toyota Diesels. 12H-T, 1HD-T, 3B, etc etc...
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General Motors V8 Diesels

Duramax, GM 6.2 and 6.5 diesel swaps
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Detroit, Perkins, Caterpillar

Conversations on Detroit, Perkins, Cat variants for the purposes of conversions & general discussion.
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Deutz & Other Aircooled Diesels

Discussion of a wide variety of air-cooled diesel models
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Ford Diesels

Ford 6.9, 7.3 idi, 7.3 Power Stroke, etc.
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Cummins into Fords

The specifics of Cummins Conversions into Fords... All the small and big aspects of the conversion...
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Other Engine Swaps

General conversions of all types of diesel engines
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Classifieds & Vendor Showcase Classifieds are open to users who have been members for more than 20 days and have at least 10 contributing posts. The "Want to buy" section is open to all users.

Vendor Showcase

The best place for vendors to show off some of their stuff!
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General Classifieds

Classifieds for All Motors, Parts, Etc
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Vehicles For Sale

The place to sell complete cars or project vehicles
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Want to Buy

For those things you need - NO FOR SALE ITEMS HERE NO TRADE ITEMS
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Misc Stuff For Sale

For the selling of misc stuff not diesel conversion related
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Vendor Member Section 4btswaps.com Supporting Vendors

Vendor Deals

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CariD.com

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RockAuto

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Community Help Section

Community Help

Suggestions and/or problems with the 4BTswaps.com site and forums?
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Off Topic Section The positive place to discuss all sorts of things unrelated to diesel conversions.

Chit Chat

Chit chat is an info source for things unrelated to diesel conversions. Please refrain from flaming and personal attacks
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Personal Introductions

The place to introduce yourself. Welcome to the board!
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Trip Reports, Adventures - All Vehicles, Engines

Highlighting trips, events, road trips, off road trips, etc...
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Show Off Other Car, Truck and Fab Projects

The place to show off some of the other sweet stuff that you build or work on, unrelated to diesels or diesel conversions. Old muscle cars, fab projects, etc.
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Tool & Shop Talk!

Discussion of Tools and other shop-related info!
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Regional

Regional Events & Get-Togethers

The place to have events and shoot the sh** with other members from the board.
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Latest Posts See all new posts →
  1. Gearing up for a 4bt swap on my 90 Bronco

    Transmission, Adapter, Transfercase Discussion
  2. 3.9L ISB J1939 question

    Common Rail
  3. Just bought my first Detroit...

    Detroit, Perkins, Caterpillar
  4. needs some help

    General Discussion
  5. The purchase from Hell!! 98 Chummins 3500

    Buildup Showcase Threads - All Engines, Vehicles
See all new posts →
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