Specifications
- Brand
- Mahle
- Part #
- 928957000-1
- UPC
- 928957000-1

Mahle MS Piston Set BBC 540ci 4.500in Bore 4.25in Stroke 6.385in Rod 0.990 Pin -3cc 9.4 CR - Single
$86.91
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Mahle MS Piston Set for BBC 540ci engines. Features a 4.500in bore and 9.4 CR for improved performance.
Key Features
- Fits Chevy Big Block 541 cu in engines.
- 4.500 inch bore size.
- 4.250 inch stroke compatible.
- 6.385 inch connecting rod length.
- 0.990 inch wrist pin diameter.
- -3.4cc piston dish volume.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
This is a single Mahle MS forged piston designed for Big Block Chevy engines, specifically for builds around 541 cubic inches. It features a 4.500-inch bore and is intended for a 4.250-inch stroke with a 6.385-inch connecting rod, utilizing a 0.990-inch pin. The piston has a -3.4cc dish, resulting in a 9.4:1 compression ratio with a standard deck height.
Constructed from 4032 aluminum, this piston is built for durability in performance applications. Its flat-top design with a slight dish helps manage combustion and achieve the specified compression ratio. This piston is sold individually, allowing you to replace exactly what you need for your engine build.
Please note that this piston is not CARB approved and cannot be shipped to California. It also falls under Prop 65 regulations.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 928957000-1
- UPC
- 928957000-1
Frequently Asked Questions
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Mahle MS Piston Set BBC 540ci 4.500in Bore 4.25in Stroke 6.385in Rod 0.990 Pin -3cc 9.4 CR - Single




