This Mahle Motorsport piston set provides the strength and precision required for high-performance Subaru EJ25 engine builds. Engineered for tight tolerances and superior thermal management, these pistons are designed to handle increased cylinder pressures while maintaining reliable oil control and stability at high RPM.

Each set is weight-matched and balanced to ensure smooth engine operation and long-term durability. These pistons are engineered for a 99.50mm bore, a 79.0mm stroke, and utilize 130.4mm connecting rods with 23mm pins. The -22cc dish volume provides an 8.5:1 compression ratio, making this set an excellent choice for forced induction applications requiring specific combustion chamber characteristics.

• Manufacturer Part Number: 930285017
• Engine Application: Subaru EJ25
• Bore Diameter: 99.50mm
• Stroke: 79.0mm
• Rod Length: 130.4mm
• Wrist Pin Diameter: 23mm
• Dish Volume: -22cc
• Compression Ratio: 8.5:1
• Quantity: Set of 4 pistons

Fits Subaru 2.5L engines.

This Mahle MS Piston Set is engineered for high-performance engine builds requiring precise tolerances and robust construction. Designed specifically for the Subaru 2.5L platform, these pistons are sized for a 99.75mm bore and are compatible with a 79mm stroke, 130.4mm connecting rods, and 23mm wrist pins. The -22cc dish volume is designed to achieve an 8.5:1 compression ratio, providing the structural integrity needed for demanding engine environments.

• Manufacturer Part Number: 930285027
• Bore Diameter: 99.75mm
• Stroke: 79.0mm
• Rod Length: 130.4mm
• Wrist Pin Diameter: 23mm
• Dish Volume: -22cc
• Compression Ratio: 8.5:1
• Quantity: Complete set of 4 pistons

Mahle MS series pistons are manufactured to exacting standards, ensuring consistent weight balancing and thermal expansion characteristics across the set. This kit includes the specific wrist pins required for installation.

Ensure your engine's rotating assembly is properly supported with this Mahle MS series main bearing set. Designed as a direct replacement for worn factory bearings, these standard (STD) size main bearings are engineered to maintain precise oil clearances and provide the durability required for turbocharged applications.

Fits select VW and Audi models equipped with the 1.8L Turbo engine.

• Series: Mahle MS (Main Set)
• Size: STD (Standard)
• Engine Compatibility: 1.8L Turbo
• Application: Crankshaft main support
• Material: High-strength alloy designed for fatigue resistance and load capacity
• Construction: Engineered to meet or exceed OE tolerances for reliable performance

Fits select 2015-2021 Volkswagen Golf VII, GTI, and Golf R models equipped with the 2.0T Gen 3 engine.

Engineered for high-stress environments, the Mahle MS Race Rod Bearing Set provides the technical durability required for modified Gen 3 EA888 engines. These standard-size bearings are designed to withstand increased cylinder pressures and high-RPM operation, offering superior load capacity compared to standard OE components. This makes them a critical upgrade for track-focused builds or high-horsepower street applications where bearing reliability is paramount.

• Manufacturer: Mahle
• Series: MS (Motorsport)
• Part Type: Rod Bearing Set
• Bearing Size: Standard
• Engine Compatibility: 2.0T Gen 3
• Application: Race/Performance

Mahle MS series piston rings are engineered for professional engine builders who require absolute control over ring end gaps. As a file-fit set, these rings are manufactured with additional material to allow for precision hand-filing, enabling you to set exact clearances based on your specific combustion temperatures and power-adder requirements, whether running naturally aspirated, turbocharged, or nitrous configurations.

Constructed from advanced alloys for superior heat conductivity and wear resistance, these rings ensure a high-integrity seal against the cylinder wall to maximize compression and minimize blow-by. The MS series is designed to withstand the stresses of high-RPM operation while maintaining low friction for improved efficiency.

• Bore Diameter: 98.00mm (3.858 in)
• Top Ring Thickness: 1.2mm
• Second Ring Thickness: 1.2mm
• Oil Ring Thickness: 3.0mm
• Series: MS
• Fitment Type: File Fit

Fits select VW 2.0L TSI engines.

Engineered for high-performance builds and increased boost levels, this Mahle Motorsport Piston Set provides the structural integrity and precision required for tuning the VW 2.0L TSI platform. Forged from high-strength alloys, these pistons are designed to manage significantly higher thermal and mechanical loads than factory cast components, making them a critical upgrade for any serious engine build.

• Bore: 83mm
• Stroke: 92.8mm
• Rod Length: 144mm
• Wrist Pin: 23mm
• Dome Volume: -7.1cc
• Compression Ratio: 9.6:1
• Engine Displacement: 2.0L
• Quantity: Set of 4

Fits Chrysler 6.4L Hemi 392ci engines.

This Mahle piston set is engineered for high-performance builds, delivering the precision and durability required for the 6.4L Hemi platform. Machined from high-strength alloys to withstand elevated thermal and mechanical stresses, these pistons maintain tight tolerances for improved ring seal and power consistency. Whether you are refreshing a high-mileage street engine or building a dedicated performance Hemi, this set provides the exact geometry needed for a 3.724-inch stroke and 6.20-inch rod combination.

• Bore: 4.090 in
• Stroke: 3.724 in
• Rod Length: 6.20 in
• Compression Ratio: 11.0:1
• Displacement: 392ci (6.4L)
• Quantity: Set of 8 pistons

Fits 1978-1989 Porsche 930 Turbo (3.3L / 3.6L).

This Mahle MS piston and cylinder set provides the precision and thermal stability required for high-performance engine builds on the air-cooled Porsche 930 platform. Specifically engineered for 3.3L and 3.6L configurations, this kit ensures a matched fit for engines utilizing a 98mm bore and a 74.4mm stroke. These components are designed to withstand the increased cylinder pressures and temperatures common in turbocharged applications, offering a reliable solution for both standard restorations and performance upgrades.

• Brand: Mahle
• Series: MS
• Bore: 98mm
• Stroke: 74.4mm
• Fitment: Porsche 930 Turbo (1978-1989)
• Engine Compatibility: 3.3L and 3.6L
• Quantity: Full set of 6 pistons and cylinders

This Mahle Motorsport (MS) piston set is engineered specifically for Duramax diesel engines, providing the structural integrity required for high-output performance builds. Designed to withstand the extreme cylinder pressures and thermal loads inherent in heavy-duty diesel applications, these pistons feature optimized crown geometry for improved combustion efficiency and enhanced durability over factory components.

Whether you are performing a precision rebuild for heavy towing or a high-performance competition build, these pistons deliver the tight tolerances and material strength needed for a professional engine assembly. The set includes eight pistons, precision-matched to ensure balanced operation across all cylinders.

• Engine Application: Duramax Diesel
• Bore Diameter: 4.075 in
• Crankshaft Stroke: 3.898 in
• Connecting Rod Length: 6.417 in
• Wrist Pin Diameter: 1.358 in
• Piston Dish Volume: -40.7cc
• Compression Ratio: 16.8:1
• Quantity: Set of 8

This Mahle Motorsport (MS) Piston Set is engineered for high-performance GM LS7 applications, specifically optimized for 430cid stroker builds. Designed to meet the rigorous demands of competitive racing and high-output street use, these pistons provide the necessary thermal stability and structural integrity required for high-RPM operation.

This set is configured for a 4.000-inch stroke and 6.067-inch connecting rods, utilizing a 4.135-inch bore diameter. With a -2.5cc effective volume, these pistons are designed to achieve an 11.8:1 compression ratio, providing an ideal balance of cylinder pressure and fuel compatibility for performance LS builds. Each piston is precision-machined to accommodate a 0.927-inch wrist pin for a secure, low-friction connection.

• Engine Type: GM LS7 (430cid)
• Bore Diameter: 4.135 in
• Stroke: 4.000 in
• Rod Length: 6.067 in
• Wrist Pin Diameter: 0.927 in
• Piston Volume: -2.5 cc
• Compression Ratio: 11.8:1

This Mahle Motorsports piston set is engineered for high-performance Honda H22 engine builds, providing the thermal stability and strength required for high-compression applications. These forged pistons are designed to work with a 90.0mm stroke and 143mm connecting rods, making them a precise solution for enthusiasts looking to optimize combustion efficiency and power output.

Built from high-strength aluminum alloy, each piston features Mahle's signature skirt coating to reduce friction and wear during high-RPM operation. The +10cc dome configuration achieves an 11.5:1 compression ratio, ideal for naturally aspirated performance setups where maximum cylinder pressure is required.

• Bore Diameter: 87.00mm
• Stroke: 90.0mm
• Rod Length: 143mm
• Wrist Pin Diameter: 22mm
• Dome Volume: +10cc
• Compression Ratio: 11.5:1
• Quantity: Set of 4 pistons with pins and rings

Fits Volkswagen 2.0L TSI engines.

This Mahle Motorsport (MS) piston set is engineered for high-performance VW 2.0L TSI engine builds, providing the strength and precision required for increased power applications. Designed to work with a 92.8mm stroke and 144mm connecting rods, these pistons utilize a 21mm wrist pin for a robust rotating assembly. With an 83.00mm bore and a -7cc dish volume, this set achieves a 9.6:1 compression ratio, balancing thermal efficiency with the durability needed for forced induction setups.

• Bore: 83.00mm
• Stroke: 92.8mm
• Rod Length: 144mm
• Wrist Pin: 21mm
• Volume: -7cc
• Compression Ratio: 9.6:1
• Quantity: Set of 4 pistons

Engineered for high-performance Ford Gen 3 Coyote builds, this Mahle Motorsport (MS) Piston Set is designed for 308ci displacement configurations. These pistons provide the structural integrity required for increased mechanical loads while maintaining the precise tolerances necessary for high-RPM stability.

• Engine Application: Ford Gen 3 Coyote (5.0L)
• Bore: 3.662 in
• Stroke: 3.65 in
• Rod Length: 5.933 in
• Wrist Pin Diameter: 0.866 in
• Piston Crown Volume: 8.4cc
• Compression Ratio: 12:1
• Total Displacement: 308ci

Each set is machined with Mahle's advanced metallurgical techniques to ensure optimal thermal expansion control and ring groove stability. This kit includes the necessary components to replace factory pistons when moving to a 3.662-inch bore and 3.65-inch stroke setup.

Engineered for high-performance builds, this Mahle Motorsport Piston Set provides the structural integrity and precision required for the Audi S4 engine. These pistons are designed to handle the increased thermal and mechanical loads of forced induction, ensuring consistent performance and long-term reliability.

• Bore: 81.50mm
• Stroke: 86.4mm
• Rod Length: 154mm
• Wrist Pin Diameter: 21mm
• Dome Volume: -7cc
• Compression Ratio: 9.0:1
• Quantity: Complete set of 6

Each piston is manufactured to exacting tolerances to ensure a perfect fit with factory or aftermarket 154mm rods. This set provides a lower 9.0:1 compression ratio compared to stock, making it an ideal choice for high-boost applications where knock resistance is critical.

Fits 1993-2009 Mitsubishi 4G63 engines. This Mahle piston set is engineered for high-performance engine builds that demand precise tolerances and thermal stability. Designed for an 85.50mm bore and standard 88.0mm stroke, these pistons are compatible with 150mm connecting rods and 22mm wrist pins. The -10cc dish volume achieves an 8.7:1 compression ratio, providing an excellent balance for forced induction applications where managing cylinder pressure and detonation is critical.

• Bore Diameter: 85.50mm
• Crankshaft Stroke: 88.0mm
• Connecting Rod Length: 150mm
• Wrist Pin Diameter: 22mm
• Dish Volume: -10cc
• Compression Ratio: 8.7:1
• Engine Compatibility: Mitsubishi 4G63 (1993-2009)
• Quantity: Complete set of 4 pistons

Engineered for high-performance builds, this Mahle Motorsport (MS) Piston Set is designed for VW 2.0L TSi engines requiring superior strength and thermal stability. These forged pistons are built to handle increased cylinder pressures in forced induction applications, featuring a 9.5:1 compression ratio that balances efficiency with knock resistance under boost.

• Engine Compatibility: VW 2.0L TSi
• Bore Diameter: 82.5mm
• Stroke: 92.8mm
• Connecting Rod Length: 144mm
• Wrist Pin Diameter: 23mm
• Piston Dish Volume: -7.1cc
• Compression Ratio: 9.5:1
• Quantity: Complete set of 4 pistons

Build your high-performance engine with the precision and durability of Mahle Motorsports MS series pistons. Designed for 308ci applications, these forged pistons are engineered to withstand the rigors of high-RPM use and increased cylinder pressures. This set provides a reliable foundation for racers and performance enthusiasts seeking optimized combustion efficiency and superior thermal management.

• Bore: 93.015mm
• Compression Height: 1.167"
• Stroke: 3.650"
• Rod Length: 5.933"
• Wrist Pin Diameter: 0.866"
• Piston Volume: -1.5cc
• Compression Ratio: 10.4:1
• Quantity: Set of 8

Each piston in this set is manufactured to exacting tolerances, ensuring consistent weight and balance across all cylinders. The MS series leverages Mahle's advanced forging techniques and specialized coatings to reduce friction and improve wear resistance in demanding racing or high-output street environments.

This Mahle Motorsport MS Piston Set is engineered for Subaru WRX 2.5L engines, providing the thermal stability and structural integrity required for high-performance and high-boost applications. These forged pistons are designed to handle increased cylinder pressures while maintaining precise clearances and oil control.

• Engine Compatibility: 2.5L
• Bore: 100mm
• Stroke: 79mm
• Rod Length: 130.4mm
• Piston Volume: -22cc dish
• Compression Ratio: 8.5:1
• Quantity: Set of 4 pistons
• Product Series: Mahle Motorsport (MS)

This Mahle Piston Set is engineered for the Chrysler Hemi 392ci (6.4L) engine platform, providing a precision-fit solution for high-performance builds. Designed to maintain tight tolerances and reliable thermal characteristics, these pistons are ideal for enthusiasts looking to achieve a specific 11:1 compression ratio in naturally aspirated applications.

This complete set of eight pistons is configured for use with a 3.724-inch stroke and 6.200-inch connecting rods. Mahle utilizes advanced manufacturing techniques to ensure consistent weight and geometry across the set, which is critical for engine balance and longevity in high-RPM Hemi environments.

• Engine Compatibility: Chrysler Hemi 392ci (6.4L)
• Bore Diameter: 4.100 in
• Stroke: 3.724 in
• Connecting Rod Length: 6.200 in
• Compression Ratio: 11:1
• Quantity: Complete set of 8 pistons

This Mahle Motorsport piston set is engineered for high-performance BMW S52B engine builds, providing the strength and precision required for increased power demands. Designed for naturally aspirated applications, these pistons achieve an 11.3:1 compression ratio, optimizing combustion efficiency for track-ready performance.

• Bore Diameter: 86.60mm
• Stroke: 89.6mm
• Rod Length: 135mm
• Wrist Pin Diameter: 22mm
• Dome Volume: -11cc
• Compression Ratio: 11.3:1
• Quantity: Set of 6

Forged from high-strength alloys to withstand high RPM and thermal stress, these pistons are manufactured to exacting tolerances. The set is specifically matched for the S52B block geometry and standard 135mm rod lengths, ensuring a direct fit for performance-oriented rebuilds.

Build a reliable, high-boost bottom end with this Mahle Motorsport piston set designed for the Subaru EJ20 and EJ207 engine platforms. These pistons are engineered to withstand the increased thermal and mechanical loads of performance tuning, providing the durability required for high-output forced induction applications where factory cast pistons often fail.

• Engine Application: Subaru EJ20 / EJ207
• Bore Diameter: 92.50mm
• Stroke: 75.0mm
• Rod Length: 130.4mm
• Dish Volume: -12cc
• Compression Ratio: 8.0:1
• Quantity: Complete set of 4 pistons

Each piston in this Mahle Motorsport series is machined to exacting tolerances to ensure optimal ring land durability and superior oil control. This specific configuration is optimized for builders utilizing a standard 75.0mm stroke and 130.4mm rods, delivering a stout 8.0:1 compression ratio ideal for heavy boost.

Engineered for high-performance Subaru EJ25 builds, this Mahle Motorsport MS Piston Set is designed to withstand the increased thermal and mechanical loads of forced induction applications. These pistons feature a 99.75mm bore, making them the ideal choice for blocks requiring a +0.25mm overbore to restore cylinder wall integrity and ensure a perfect ring seal.

This set is specifically configured for use with a 79.0mm stroke and factory-length rods utilizing a 23mm wrist pin. The -22cc dish volume yields a boost-friendly 8.5:1 compression ratio, providing an excellent balance of off-boost response and tuning safety under high load.

• Engine Application: Subaru EJ25
• Bore Size: 99.75mm (+0.25mm oversize)
• Stroke: 79.0mm
• Rod Compatibility: Stock Rod (OE length)
• Wrist Pin Diameter: 23mm
• Piston Dish: -22cc
• Compression Ratio: 8.5:1
• Quantity: Complete set of 4

This Mahle MS Piston Set is engineered for Subaru 2.0L engines configured for high-performance stroker applications. Designed to maintain structural integrity under increased loads, these pistons are specifically sized for a 79mm stroke and 130.4mm rod length.

With a 93mm bore and a -16cc dish volume, this set provides an 8.1:1 compression ratio, making it an ideal choice for forced-induction builds requiring precise combustion control. Mahle precision manufacturing ensures every piston in this set of four meets strict tolerances for reliable power delivery and thermal management.

• Bore: 93mm
• Stroke: 79mm
• Rod Length: 130.4mm
• Dish Volume: -16cc
• Compression Ratio: 8.1:1
• Quantity: Set of 4
• Series: Mahle MS (Modern Specialist)

Engineered for high-performance GM LSX builds, this Mahle Motorsport (MS) piston set is designed for 447 cubic inch displacement applications. These pistons are built to withstand the rigorous demands of high-output racing environments, providing the precise tolerances and thermal stability required for consistent power delivery.

This set is optimized for a 4.125-inch stroke and 6.125-inch connecting rods. With a 4.155-inch bore and a 1.050-inch compression height, these pistons feature a -5.8cc volume to achieve an 11.8:1 compression ratio. Each piston is machined to accept a 0.927-inch wrist pin, ensuring a secure and durable rotating assembly interface.

• Manufacturer: Mahle Motorsport
• Series: MS (Motorsport)
• Engine Application: GM LSX (447cid)
• Bore Diameter: 4.155"
• Stroke: 4.125"
• Rod Length: 6.125"
• Compression Height: 1.050"
• Wrist Pin Diameter: 0.927"
• Dome/Dish Volume: -5.8cc
• Compression Ratio: 11.8:1
• Quantity: Set of 8 pistons with pins

Fits 2016 Ford models equipped with the 5.0L (314ci) engine.

Engineered for high-performance builds, this Mahle MS series piston set delivers the strength and precision required for high-stress applications. Designed specifically for the 2016 Ford 5.0L, these pistons feature a 12.3:1 compression ratio to maximize thermal efficiency and power output. Each piston is machined to exacting tolerances, ensuring a perfect fit with 5.933-inch rods and 0.866-inch wrist pins. This set is an essential upgrade for engine builders seeking reliable performance under increased cylinder pressures and high-RPM conditions.

• Bore: 3.700 in
• Stroke: 3.650 in
• Rod Length: 5.933 in
• Wrist Pin Diameter: 0.866 in
• Dome/Dish Volume: 7.3cc
• Compression Ratio: 12.3:1
• Displacement: 314ci (5.0L)

Designed for GM Duramax 6.6L engines, this Mahle MS Piston Set provides the thermal stability and structural integrity required for high-performance diesel applications. Engineered to withstand extreme cylinder pressures, these pistons are a critical upgrade for engine builders looking to optimize combustion efficiency and long-term durability in the Duramax platform.

• Bore: 4.095in
• Stroke: 3.898in
• Rod Length: 6.417in
• Piston Volume: -41.8cc
• Compression Ratio: 17:1
• Engine Fitment: GM Duramax 6.6L
• Quantity: Set of 8 pistons

Engineered for high-performance builds, this Mahle Motorsport (MS) piston set is designed specifically for the Nissan RB25DET engine. These forged pistons are manufactured to exacting tolerances to handle the increased cylinder pressures and thermal loads associated with forced induction, providing a reliable foundation for tuners and engine builders.

• Engine Compatibility: Nissan RB25DET
• Bore Diameter: 86.50mm
• Stroke: 71.7mm
• Connecting Rod Length: 121.5mm
• Wrist Pin Diameter: 21mm
• Displacement/Volume: 11.5cc
• Compression Ratio: 8.5:1
• Quantity: Complete set of 6

This Mahle MS Piston Set is engineered for Honda H22 engines configured with a 90mm stroke and 143mm connecting rods. Designed for builders seeking precision and durability, these pistons provide a reliable foundation for high-performance H-series engine projects.

Each piston is machined to exacting tolerances to ensure optimal ring land stability and thermal management. The 87mm bore and -1cc dome volume achieve a 10.5:1 compression ratio, making this set an ideal choice for high-compression naturally aspirated setups where consistent power delivery and structural integrity are required.

• Engine Application: Honda H22
• Bore Diameter: 87mm
• Stroke: 90mm
• Rod Length: 143mm
• Dome Volume: -1cc
• Compression Ratio: 10.5:1
• Series: Mahle MS (Motorsport)
• Quantity: Set of 4 pistons

Engineered for the demands of high-performance Subaru EJ20 and EJ207 platforms, this Mahle Motorsport MS Piston Set provides the structural integrity required for forced induction applications. These pistons are designed to maintain tight tolerances under extreme thermal loads, making them a critical upgrade for builds targeting increased boost and reliable power delivery.

• Bore: 92mm
• Stroke: 75mm
• Rod Length: 130.4mm
• Wrist Pin Diameter: 23mm
• Piston Volume: -12cc
• Compression Ratio: 8.5:1
• Quantity: Complete set of 4 pistons

Each piston in this set is manufactured with Mahle's proprietary alloys and coatings to reduce friction and improve wear resistance. This kit replaces factory slugs with a precision-engineered solution that drops into 92mm bore blocks using standard 130.4mm rods and 23mm pins.

Designed for high-performance Cummins diesel builds, this Mahle MS series piston set is engineered to withstand the extreme cylinder pressures and thermal loads of heavy-duty applications. Each piston is manufactured with precise tolerances to ensure optimal combustion efficiency and long-term durability in modified engines.

• Bore: 4.035 in
• Stroke: 4.724 in
• Wrist Pin Diameter: 1.575 in
• Piston Volume: -47.1cc
• Compression Ratio: 16.6:1
• Overall Dimension (OD): 7.559
• Quantity: Set of 6 pistons

Built by a leader in OE and performance diesel technology, these pistons provide the reliability needed for everything from street performance to dedicated competition use. This set includes all six pistons required for a complete engine overhaul.