| Manufacturer | Biodiesel Blend | Comments | Last Update |
| Case IH | All Case IH machines leave the factory with a blend of biodiesel and traditional diesel fuel.
B100: Module Express 625 module-building cotton picker and SPX3320 and SPX4420 self-propelled sprayers.
B20: Case IH also supports B20 use in more than 90 percent of the models it sells in North America and Europe - again with certain requirements for operation and maintenance.
B5: Customers can use B5 in all Case IH engines without restrictions or special engine maintenance. | Use B6 through B20 only if the outside temperature is greater than 16 degrees F (-9 degrees C). Use greater than B20 blends only if the outside temperature is greater than 41 degrees F (5 degrees C). | Dec - 2007 |
| Caterpillar | B30: Engines in Earthmoving Machines (SEBU6250-14); See page 49. (Some engines may only use B5).
B30: On-Highway Truck Engines (SEBU6385-07); See page 20. (Some engines may only use B20 or B5).
B30: Caterpillar Commercial Diesel Engines Fluids Recommendations (SEBU6251-10); See page 26. (Some engines may only use B20 or B5).
B30: 3600 Series and C280 Series Diesel Engine Fluids Recommendations (SEBU7003-03); See page 22. (Some engines may only use B20 or B5). | Caterpillar neither approves nor prohibits the use of Biodiesel fuels.
Although ASTM specifications for Diesel (D975) and Biodiesel (D6751) generally meet Caterpillar’s Diesel and Biodiesel specifications, Caterpillar’s specification requirements for the Biodiesel constituent prior to blending and the final blend may be narrower than those adopted by ASTM. | Dec - 2007 |
| Cummins | B20: The current approved engine models for BQ-9000 certified B20 product are as follows: On-Highway: ISX, ISM, ISL, ISC and ISB engines certified to EPA '02 and later emissions standards, and ISL, ISC and ISB engines certified to Euro III , Off-Highway: QSX, QSM, QSL, QSC, QSB6.7 and QSB4.5 engines certified to Tier 3/Stage IIIA, QSM Marine and QSM G-Drive. | Cummins has recently updated the Fuels Requirements - Service Bulletin number 3379001-11.
2002 and earlier engines are not included due to materials compatibility concerns.
Engine damage, service issues and/or performance issues determined by Cummins to be caused by the use of biodiesel fuel not meeting the specifications are not considered to be defects in material or workmanship, and are not covered under Cummins engine warranty. | Dec - 2007 |
| Detroit Diesel | B5: Biodiesel fuels meeting ASTM D6751 specification, prior to blending can be mixed up to 5% maximum by volume in petroleum diesel fuel. | The resulting mixture must meet the fuel properties of ASTM D975 plus DDC properties listed in DDC’s Engine Requirements – Lubricating Oil, Fuel and Filters bulletin. | Dec - 2007 |
| International | B5: All blends up to B5 should not cause engine or fuel system problems. International Truck and Engine Corporation will warranty engines using fuels up to and including the B5 blend. | International’s stated opinion on the use of Biodiesel follows the official position of the Engine Manufacturer Association (EMA). | Dec - 2007 |
| Mack | B5: The only Biodiesel fuel approved by Mack Trucks, Inc. for use in E-Tech™, ASET™, MP7 (both US04 and US07 emission-compliant) and MP8 engines is Soy Methyl Ester (SME or SOME) in blends up to a 5% blend concentration. | Although higher concentrations are available, concentrations up to B5 (maximum) are the only blends currently approved by Mack Trucks, Inc. | Dec - 2007 |
| Nissan | B5: Nissan Diesel America, Inc. Service Operations has listed B5 as an approved fuel for the UD Truck line. | Approved fuel must conform to ASTM D6751. | Dec - 2007 |
| Volkswagon | B5: Biodiesel blends of no more than B5 for Volkswagen vehicles equipped with TDI engines imported to the United States. | Never use any fuel, B5 or otherwise which does not meet latest petroleum industry standard (e.g. ASTM D6751 and ASTM D975). | Dec - 2007 |
| Volvo | B5: Not more than 5% RME in diesel ready mixed from the oil company. | Volvo does not intend carrying out long-term tests on engines for these fuels. | Dec - 2007 |
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Engine Warranties
