The CarBahn ST3 B58 engine is rated for 1,000+ lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.
The CarBahn B58 engine is stronger and more affordable than the BMW OEM factory engine, making it an excellent choice for performance enthusiasts. Steve Dinan’s engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine anywhere else. All engines come with a two-year warranty.
Choose CarBahn for superior B58 engine tuning.
Designed to be both stronger and more cost-effective than the BMW OEM factory engine, the CarBahn ST3 B58 benefits from Steve Dinan’s 46 years of race engine-building expertise. His engines have powered multiple championship-winning cars, including three prototype racing titles and two overall victories at the 24 Hours of Daytona (2011–2013).
You won’t find a higher-quality engine. Every CarBahn engine comes backed by a two-year warranty.
Engine Core Acceptance Parameters:
The core must be a complete factory engine, including all components from the oil pan to the valve cover.
Warranty & Additional Information
Our engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.
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Engines with CarBahn Software Tunes
All engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure. -
Engines with Another Company's Tune
All engines listed with a stage number are designed to be road car engines and are covered are covered for 1 year, 12,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. -
Racing Engines
Racing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure.
