What is the compression ratio achieved with these pistons?

These Mahle MS pistons are designed to achieve a 10.3:1 compression ratio when used with a 3.480 or 3.500-inch stroke crankshaft and a 5.700-inch connecting rod.

What material are these pistons made from?

The pistons are forged from 4032 aluminum, which is known for its strength and favorable thermal expansion characteristics in performance engine applications.

Are these pistons legal for use in California?

No, these pistons are not CARB approved and cannot be shipped to California. They also carry a Prop 65 warning.

Mahle MS Piston Set SBC 350ci 4.000in Bore 930200000

Name: Mahle MS Piston Set SBC 350ci 4.000in Bore 3.480/3.500stk 5.7in Rod .927 Pin -5cc 10.3 CR Set of 8
Brand: Mahle
SKU: mahle-mahle-ms-piston-set-sbc-350ci-4-000in-bore-3-480-3-500stk-5-7in-rod-927-pi-t14-30015
Price: 783.94 USD
Availability: BackOrder

Mahle MS Piston Set SBC 350ci 4.000in Bore 3.480/3.500stk 5.7in Rod .927 Pin -5cc 10.3 CR Set of 8

$783.94

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle MS Piston Set for SBC 350ci engines. 4.000in bore, -5cc dish, 10.3 CR. Set of 8.

Key Features

Fits Chevrolet Small Block 350 cu in engines.
Forged from 4032 aluminum for strength and thermal stability.
4.000 inch bore diameter.
Features a -5cc dish volume for controlled compression.
Designed for a 10.3:1 compression ratio with compatible components.
Utilizes a 0.927 inch pin diameter.

This piston set is designed for Chevrolet Small Block 350 cubic inch engines. Please verify compatibility with your specific engine configuration.

⚠️ 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

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Product Details

Forged from 4032 aluminum, this Mahle MS piston set is built for the demands of a high-performance Small Block Chevrolet 350 cubic inch engine. With a 4.000-inch bore and a -5cc dish volume, these pistons are designed to achieve a 10.3:1 compression ratio when paired with a 3.480 or 3.500-inch stroke crankshaft and a 5.700-inch connecting rod. The 0.927-inch pin diameter is standard for many performance applications.

Mahle uses 4032 aluminum for these pistons, which offers a good balance of strength and thermal expansion properties, making them well-suited for performance street or strip use. Each piston weighs in at approximately 462 grams, contributing to a balanced rotating assembly. This set includes eight pistons, ensuring you have everything needed for a complete engine rebuild on your SBC 350.

It's important to note that these pistons are not CARB approved and cannot be shipped to California. Additionally, they carry a Prop 65 warning. Always refer to the manufacturer's detailed installation instructions and specifications to ensure proper fitment and performance in your specific engine build.