Upgrade your engine build with Turner's WPC-treated Race Series Bearings, engineered for serious performance enthusiasts. Starting with ACL’s high-performance bearing shells, these Race Series bearings are built to withstand extreme RPMs and stress. Utilizing a "Duraglide" tri-metal construction and a high-strength overlay plate, these bearings offer superior oiling and heat resistance for high-RPM operation.

Our WPC-treated bearings take ACL’s already impressive design and enhance it even further. The WPC treatment process strengthens and smooths the bearing surface by firing high-speed, ultra-fine particles at the bearing shells, reducing friction and improving durability. This advanced surface treatment ensures smoother operation and improved heat dissipation, which are critical for any high-performance engine.

Key Features:

Duraglide Tri-Metal Construction: ACL's Race Series bearings feature a high-strength overlay for enhanced performance. Optimized Oiling: Designed to promote better oil flow during high-RPM conditions. Precise Fitment: Manufactured with OEM-level precision using micron tolerance machining. WPC-Treated for Strength: Surface treatment adds strength and reduces friction for improved engine performance. No Flash Plating: Allows for better heat transfer and bearing retention. Thermal Discharge Process: Smoother, stronger components through WPC’s unique thermal discharge technology. Enhanced Heat and Friction Resistance: Built to combat the biggest enemies of high-performance engines. Don’t settle for standard bearings—choose Turner Motorsport WPC-treated Race Series Bearings for the ultimate engine performance upgrade. Perfect for your next engine rebuild or rod bearing service!

Upgrade your engine build with Turner's WPC-treated Race Series Bearings, engineered for serious performance enthusiasts. Starting with ACL’s high-performance bearing shells, these Race Series bearings are built to withstand extreme RPMs and stress. Utilizing a "Duraglide" tri-metal construction and a high-strength overlay plate, these bearings offer superior oiling and heat resistance for high-RPM operation.

Our WPC-treated bearings take ACL’s already impressive design and enhance it even further. The WPC treatment process strengthens and smooths the bearing surface by firing high-speed, ultra-fine particles at the bearing shells, reducing friction and improving durability. This advanced surface treatment ensures smoother operation and improved heat dissipation, which are critical for any high-performance engine.

Key Features:

Duraglide Tri-Metal Construction: ACL's Race Series bearings feature a high-strength overlay for enhanced performance. Optimized Oiling: Designed to promote better oil flow during high-RPM conditions. Precise Fitment: Manufactured with OEM-level precision using micron tolerance machining. WPC-Treated for Strength: Surface treatment adds strength and reduces friction for improved engine performance. No Flash Plating: Allows for better heat transfer and bearing retention. Thermal Discharge Process: Smoother, stronger components through WPC’s unique thermal discharge technology. Enhanced Heat and Friction Resistance: Built to combat the biggest enemies of high-performance engines. Don’t settle for standard bearings—choose Turner Motorsport WPC-treated Race Series Bearings for the ultimate engine performance upgrade. Perfect for your next engine rebuild or rod bearing service!

BMW B46 B48 Engine Main Bearing Kit - Std. Size is the ultimate choice for enhancing the performance and reliability of your BMW engine. Available from Turner Motorsport, this premium kit is crafted with precision to ensure unmatched durability and stability. Designed to meet the demands of both everyday driving and high-performance applications, this kit provides the support and performance enhancements your BMW engine needs.

• Complete Set: The kit includes all necessary main bearings for a full engine rebuild or upgrade.
• Silver Bi-Metal Construction: Made from high-quality silver bi-metal material for exceptional strength, durability, and heat resistance.
• Precision Engineering: Engineered to exacting standards for optimal fitment and compatibility with BMW engines.
• Enhanced Performance: Provides improved engine stability and smoother operation for a better driving experience.

Introducing the BMW B46/B48 Race Series High-Performance Con Rod Bearing Set by Automotive Components Limited. Elevate your BMW's performance with these precision-engineered con rod bearings, specifically designed for performance BMW engines.

Key Features:

Premium Quality: Crafted with the utmost precision and durability, this con rod bearing set ensures high performance and reliability for your BMW. Race Series Design: Engineered to meet the demands of race applications, these bearings are well-suited for high-performance driving scenarios. Enhanced Engine Protection: The bearings provide essential protection for your engine components, ensuring their longevity even under extreme conditions. Perfect Fit: Designed to seamlessly fit the BMW B46 and B48 engines, these bearings are a direct replacement for your stock components. Improved Performance: Experience enhanced engine performance and responsiveness, making it ideal for racing and high-performance driving. Upgrade your BMW with the Race Series High-Performance Con Rod Bearing Set from Automotive Components Limited. Enhance your vehicle's performance and enjoy peace of mind knowing your engine is protected by top-quality components.

Plastigage Set is an essential tool for accurately measuring the clearances of engine rod and main bearings without the need for expensive micrometers. This set is ideal for ensuring proper engine assembly by helping you choose the correct size replacement bearing inserts. Designed to cover all automotive engines, the Plastigage Set provides precise measurements to maintain optimal engine performance.

• Accurate Measurements: Measures clearances of engine rod and main bearings, ensuring proper fitment.
• Cost-Effective: Eliminates the need for expensive micrometers, offering a budget-friendly solution.
• Universal Application: Suitable for all automotive engines, making it versatile for various applications.
• Complete Set: Includes sizes .001" - .003" (green) and .002" - .006" (red) to cover a wide range of measurements.

JE Pistons for BMW/TOYOTA B58B30 - 3.228" Bore, .866" Pin, -11.1CC Dish Volume

Boost Your Engine’s Performance with JE Forged Pistons

These JE Pistons are built for the modern high-performance BMW B58B30 and Toyota B58 engines, providing the perfect balance of strength, precision, and durability.

• Engine Compatibility: Designed for BMW B58 and Toyota B58 engines, such as those found in the Toyota Supra and BMW G20 models.
• Bore Size: 3.228" (82mm) ensures proper cylinder fitment for high-performance builds.
• Pin Size: 0.866" (22mm) wrist pin diameter for secure, reliable piston-rod connections.
• Dish Volume: -11.1cc, designed for turbocharged applications to reduce compression and prevent detonation under high boost.
• Forged 2618 Aluminum: Provides excellent strength and durability, allowing the pistons to withstand extreme conditions in both street and track environments.
• Lower Compression Ratio: Specifically engineered for boosted setups, ensuring optimal performance with turbo or superchargers.
• High-Temperature Coatings: Thermal coatings on the piston crowns reduce heat absorption, improving durability under high-stress conditions.
• Lightweight Design: Improves throttle response and engine rev speed by reducing the overall weight of the rotating assembly.

Ready for Extreme Boost Applications

Perfect for turbocharged and high-horsepower setups, these JE pistons are built to withstand extreme boost pressures, delivering reliable performance and power gains. Whether on the track or the street, these pistons will help extract maximum potential from your BMW or Toyota B58 engine.

JE Pistons for BMW/TOYOTA B58B30 - 3.268" Bore, .866" Pin, -12.3CC Dish

Precision-Forged Performance for BMW and Toyota B58 Engines

Unlock the full potential of your BMW B58B30 or Toyota B58 engine with JE’s forged piston set, designed to provide durability, lower compression, and efficiency for turbocharged or high-performance builds. Whether you’re aiming for street performance or track dominance, these pistons offer the strength and reliability needed for modern forced induction engines.

• Engine Compatibility: Fits both BMW B58B30 and Toyota B58 engines, making it ideal for vehicles like the Toyota Supra (A90) and BMW models such as the G29 Z4 and G20 3-Series.
• Bore Size: 3.268" (83mm) bore for precise fitment, ensuring optimal sealing and performance in high-horsepower applications.
• Pin Diameter: 0.866" (22mm) wrist pin for secure and reliable piston-rod engagement, even under extreme stress.
• Dish Volume: -12.3cc, providing a lower compression ratio for boosted applications, perfect for turbo setups aiming for high power with reduced knock potential.
• 2618 Forged Aluminum Alloy: Manufactured from high-strength 2618 aluminum, renowned for its durability, heat resistance, and ability to withstand the intense conditions of high-performance engines.
• Compression Control for Forced Induction: The -12.3cc dish volume is engineered for lower compression, allowing for safe tuning under high boost pressure while maintaining reliability.
• Thermal Coating: Advanced coatings minimize heat absorption, improving durability under intense engine loads and extending piston life.
• Lightweight Design: Optimized for reduced mass, these pistons improve throttle response and rev speed without sacrificing strength or endurance.
• Track-Tested Performance: Designed and tested for both street and competition use, ensuring that you get race-level performance in your everyday build.

Built for Boosted Power and Reliability