Specifications
- Brand
- Mahle
- Part #
- 930285037-1
Mahle MS Piston Set Subaru WRX 2.5L 100mm Bore 79mm Stroke 130.4mm Rod -22cc 8.5 CR - Single
$147.64
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Mahle MS Piston Set for Subaru WRX 2.5L. Includes one forged piston.
Key Features
- This product includes one Mahle MS forged piston.
- Designed for Subaru WRX 2.5L engines.
- Features a 100mm bore and 79mm stroke.
- Includes a 130.4mm rod length and 23mm pin size.
- Has a -22cc dish volume for an 8.5:1 compression ratio.
- Constructed from 4032 aluminum for strength and thermal expansion.
⚠️ 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
In this set, you get one Mahle MS forged piston designed for Subaru WRX 2.5L engines. This piston features a 100mm bore and a 79mm stroke, with a 130.4mm rod length and a 23mm pin size. It has a -22cc dish volume, resulting in an 8.5:1 compression ratio. The piston itself weighs 405g and is constructed from 4032 aluminum.
This piston is a solid option if you're rebuilding or upgrading your Subaru WRX 2.5L engine. The 4032 aluminum construction offers good strength and thermal expansion properties, making it suitable for performance applications. The -22cc dish volume is specifically designed to achieve an 8.5:1 compression ratio, which is a common target for modified naturally aspirated or mild turbo setups where pump gas is used.
Keep in mind that this piston is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and assembly procedures.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 930285037-1
Frequently Asked Questions
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Mahle MS Piston Set Subaru WRX 2.5L 100mm Bore 79mm Stroke 130.4mm Rod -22cc 8.5 CR - Single