MAHLE PISTONS LS PowerPak Forged Flat Top Piston Set 4.005 Inch Bore with 1.330 Inch Compression Height

The MAHLE PISTONS LS PowerPak forged flat top piston set is designed for high-performance GM LS-Series engines. Crafted from durable forged aluminum, these pistons provide excellent strength and thermal stability under demanding conditions. The 4.005-inch bore diameter ensures a precise fit for custom or rebuild applications, while the 1.330-inch compression height optimizes piston-to-head clearance for improved compression ratios. Featuring two 1.0 mm and one 2.0 mm ring grooves, this set offers reliable sealing and efficient oil control to enhance engine efficiency and power output. The minus 5.80 cc dish volume helps achieve desired compression ratios essential for performance tuning and modifications. This piston kit is suitable for a variety of LS engine builds, whether for street use or racing, offering a reliable foundation for high-performance applications. Installation requires standard machining and assembly procedures, and the set is compatible with existing LS engine components for seamless integration. These pistons are ideal for enthusiasts and professional builders aiming to maximize engine performance and durability in GM LS-Series engines.

Features:

• Forged aluminum construction for strength and durability

• Flat top design for optimized combustion chamber efficiency

• Designed for 4.005 inch bore diameter

• Compression height of 1.330 inches for suitable piston-to-head clearance

• Includes ring grooves: 2 x 1.0 mm and 1 x 2.0 mm for effective sealing

• Dish volume of minus 5.80 cc for compression ratio adjustments

• Compatible with GM LS-Series engines for performance upgrades

• Suitable for street, strip, and racing applications