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Diamond Racing Pistons Mercedes M113K 5.4L Piston Kit
Short Description:
Diamond Racing Pistons M113K 5.4L forged piston kit engineered for Mercedes-Benz supercharged V8 applications. Precision-machined from 2618 forged aluminum with forced pin oilers, moly-coated skirts, and 3D dome design for exceptional durability under boost. Complete kit includes premium Trend Performance wrist pins, rings, locks, and all hardware for professional installation. Fits 2003-2011 E55, CLS55, S55, CL55, SL55, and G55 AMG models.
Upgrades the Following:
- OEM Part Number: 112-030-66-17 (or 1120300617, 1120303717)
- Bore Size: 97mm (Standard)
- Engine Type: M113.990 / M113K 5.5L Supercharged
- Application: W211, W219, R230, W220, W215, W463 AMG models
$1,945.27
Diamond’s years of working alongside top sport compact race teams have helped generate an exceptionally robust line of sport compact pistons. Race proven designs are combined with precision CNC machining, strong 2618 forged aluminum, and premium Trend Performance wrist pins to deliver unmatched durability and performance. Whether you’re looking for more power, boost readiness, or chasing records and win lights on the racetrack, Diamond’s mild-to-wild sport compact line is ready to help you get there.
Key Features
- Forced pin oilers from the oil ring
- Pin Fitted
- Moly Coated Skirts
- 3D Dome & Pockets
- Pins, Locks & Support Rails (if required) included
Technical Specifications
Product Market: Sport Compact Piston Series: Mercedes M113K 5.4L Series Product Type: Engine Piston Kit Piston Quantity: 8 Cylinder Quantity: 8 Bore Diameter: 97.00 MM Stroke: 92.00 MM Compression Height: 1.175 IN Compression Ratio: 9.0:1 Rod Length: 5.740 IN Piston Volume: -25.70 CC Piston Average Weight: Contact for Details Forging Type: Full Round VP Intake Depth: 0.000 IN VP Exhaust Depth: 0.000 IN Ring Set Included: Yes Ring Set Part Number: 09453819 Ring Set Thickness: 1.20 MM x 1.20 MM x 3.00 MM Top Compression Ring Thickness: 1.20 MM Second Compression Ring Thickness: 1.20 MM Oil Ring Thickness: 3.00 MM Oil Rail Support Included: No Wrist Pin Included: Yes Wrist Pin Part Number: H8662500225C Wrist Pin Dimensions: 0.866 IN x 2.500 IN Wrist Pin Outside Diameter: 0.866 IN Wrist Pin Length: 2.500 IN Wrist Pin Retainer Part Number: 015113-16 Wrist Pin Retainer Included: Yes Add-On Components: 015113-16 | 09453819 | H8662500225C
Complete Fitment Guide
This piston kit is engineered specifically for the Mercedes-Benz M113K 5.4L supercharged V8 engine. Verify your engine code before ordering.
Year | Make | Model | Submodel
2003-2006 | Mercedes-Benz | E55 AMG | W211
2003-2006 | Mercedes-Benz | CLS55 AMG | C219
2003-2006 | Mercedes-Benz | S55 AMG | W220
2007-2009 | Mercedes-Benz | S55 AMG | W221
2007-2011 | Mercedes-Benz | CL55 AMG | C216
2003-2004 | Mercedes-Benz | SL55 AMG | R230
2006-2011 | Mercedes-Benz | G55 AMG | W463
Important Notes
- Engine Code Verification: Confirm M113K engine code before ordering. This kit is not compatible with naturally aspirated M113 engines.
- Professional Installation Required: Installation should only be performed by qualified technicians with proper tools and expertise.
- Engine Assembly: Proper ring gap verification, torque specifications, and clearance measurements are critical for reliability and performance.
- Material: 2618 forged aluminum construction provides superior strength for forced induction applications.
- Custom Options: Contact us for custom compression ratios, bore sizes, or specialized applications.
Performance Applications
Ideal for:
- Increased boost applications (pulley upgrades, enhanced supercharger systems)
- Engine rebuilds requiring stronger internals
- High-mileage engine refreshes
- Competition and racing builds
- Reliability upgrades for street performance vehicles