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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 for All Motors, Parts, Etc
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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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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. Greetings. First time posting. I'm gearing up to attempt a Cummins 6BT swap into my motorhome. It currently has a carburetored 460 with a C6 transmission. Right off the bat everyone needs to know that I'm inspired by and following Joz's posts closely. It appears to be a similar conversion. I...
  2. General Discussion
    Yesterday, I just drove several hundred mile trip. Most of it I was driving about 60-62 mph. The trip was all in Florida, so relatively flat. Most of the time I had 15-17 psi boost and 1000 EGT. So after driving five hours or so, I happened to look at my gauges and saw I was going 53 mph. The...
  3. Looking for a 4bt exhaust elbow for a Case 860 trencher. Case wants about $500 for p.n. A173623. Found some on eBay for 180. Didn't know if this is a common Cummins part that can be bought cheaper elsewhere. Do you think it is the same as Cummins 3910992? Attached are three photos...top is the...
  4. Read more about the Spring Cleaning Essentials for Your Car
  5. Performance Discussion
    I have a 4bt with a ppump in an old 50s dodge that has one ton running gear, I'm currently running with a super hx30w. I have a hx35w that I was planning on running as the atmospheric turbo but im wondering if it would end up being too small. Its a 14cm housing with a 56mm wheel. What size...
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