Supertech BMW B58 82 Millimeter Bore 36 Cubic Centimeter 10.2 to 1 Compression Ratio Pistons Set of 6 (Excluding Rings)
The Supertech P4-MINB48-82-CR10.2-6 Forged Pistons are the ultimate high performance upgrade for your BMW B58 3.0 liter inline six engine. These precision forged pistons feature an 82 millimeter bore 36 cubic centimeter dish volume and a 10.2 to 1 compression ratio making them ideal for high horsepower street track and forced induction builds. Manufactured from premium forged aluminum with Supertechs legendary quality control each piston is machined to exact tolerances for perfect balance and reliability. Sold as a matched set of 6 without rings allowing you to choose your preferred ring package.
Key Features
- Forged Aluminum Construction: Superior strength and durability for high boost and high RPM applications
- 82 Millimeter Bore: Exact match for BMW B58 engine blocks
- 36 Cubic Centimeter Dish Volume: Optimized for 10.2 to 1 compression ratio
- 10.2 to 1 Compression Ratio: Perfect balance of power and pump gas compatibility
- Matched Set of 6: Complete set for all cylinders with consistent weight and dimensions
- Excluding Rings: Allows custom ring selection for your specific application
Specifications
| Specification | Detail |
|---|---|
| Part Number | P4-MINB48-82-CR10.2-6 |
| Bore | 82 millimeters |
| Compression Ratio | 10.2 to 1 |
| Dish Volume | 36 cubic centimeters |
| Quantity | Set of 6 pistons |
| Rings Included | No |
| Application | BMW B58 3.0 liter engines |
| Installation | Professional Engine Build Required |
| Country of Origin | United States |
| Warranty | Limited (Supertech) |
| Shipping Weight | Approx. 8 to 10 pounds |
Whats Included
- Complete Matched Set of 6 Supertech Forged Pistons
Product Notes
- Designed for high performance BMW B58 builds including turbo and supercharged applications
- Professional engine assembly balancing and clearance checks required
- Ideal for street track and high horsepower builds
Installation Notes
- Requires professional engine disassembly and rebuild
- Proper piston to wall clearance and ring end gap must be verified
- Engine balancing and head work strongly recommended
This Part Fits
| Application | Notes |
|---|---|
| BMW B58 3.0 Liter Engines | 2016 and Newer models including 340i 440i 540i and more |
Why Choose Supertech BMW B58 Pistons?
- Industry leading forged aluminum for unmatched strength and reliability
- Precision 82 millimeter bore and 10.2 to 1 compression for maximum performance
- The choice of professional engine builders for high horsepower B58 builds
Frequently Asked Questions
-
Q: Are these pistons sold individually or as a set?
A: This is a complete matched set of 6 pistons. -
Q: Do the pistons include rings?
A: No rings are included allowing you to select the perfect ring package. -
Q: Will these fit my 2020 BMW 540i?
A: Yes they are designed for all BMW B58 3.0 liter engines.
Shipping and Handling
- Method: UPS / FedEx Ground
- Availability: In stock ships same or next business day
- Packaging: Secure protective packaging
- Weight: Approx. 8 to 10 pounds
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