Specifications
- Brand
- Mahle
- Part #
- 930208140-1
- UPC
- 930208140-1

Mahle MS Chevrolet Small Block 357cid 4.040 x 1.125CH 11.1cc 12.9CR Pistons - Single
$93.57
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Mahle MS forged piston for Chevrolet Small Block 357cid engines. Part# 930208140-1. Not CARB approved.
Key Features
- Fits Chevrolet Small Block 357 cu in engines.
- Mahle MS forged piston with 4.040 inch bore.
- 1.125 inch compression height for specific stroke and rod combinations.
- 11.1cc dish volume contributes to a 12.9:1 compression ratio.
- Constructed from 2618 aluminum for strength.
- Weighs approximately 474 grams.
⚠️ 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 Chevrolet Small Block engines displacing 357 cubic inches. It features a 4.040-inch bore and a 1.125-inch compression height, intended for use with a 3.480/3.500-inch stroke and a 6.125-inch rod. The piston has a 0.927-inch pin diameter and a dish volume of 11.1cc, which results in a compression ratio of 12.9:1 with the specified components.
Crafted from 2618 aluminum, this piston is built for strength and durability under demanding conditions. Its design aims for reliable performance in performance-oriented engine builds. Each piston weighs approximately 474 grams, contributing to a balanced rotating assembly when used in multiples.
Please note that this piston is not CARB approved and cannot be shipped to California. Always refer to manufacturer specifications for complete build details and compatibility.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 930208140-1
- UPC
- 930208140-1
Frequently Asked Questions
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Mahle MS Chevrolet Small Block 357cid 4.040 x 1.125CH 11.1cc 12.9CR Pistons - Single




