Specifications
- Brand
- Mahle
- Part #
- 197719270-1
- UPC
- 197719270-1

Mahle MS Piston GM L92/LS3 377cid 4.070in Bore 3.622stk 6.125in Rod 0.927 Pin 2cc 11.1CR - Single
$93.57
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Mahle forged piston for GM LS3 engines. Features a 4.070in bore and 11.1:1 compression ratio for improved performance.
Key Features
- Fits Chevrolet LS 377 cu in engines.
- Forged from 4032 aluminum for strength.
- 4.070 inch bore size.
- 3.622 inch stroke compatibility.
- 6.125 inch rod length.
- 0.927 inch pin diameter.
⚠️ 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 Mahle piston is forged from 4032 aluminum, a strong material choice for high-performance engine builds. It's designed for GM LS3 engines with a 377 cubic inch displacement, featuring a 4.070-inch bore and a 3.622-inch stroke. The piston's 2cc valve relief contributes to an 11.1:1 compression ratio, which is a notable bump over stock and can help increase power when paired with the right cylinder heads and camshaft.
With a 6.125-inch rod length and a 0.927-inch pin diameter, this piston is built to handle the stresses of a performance engine. Its 496-gram weight is also a factor in overall engine balance. This is a single piston, so you'll need to order the correct quantity for your engine build.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 197719270-1
- UPC
- 197719270-1
Frequently Asked Questions
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Mahle MS Piston GM L92/LS3 377cid 4.070in Bore 3.622stk 6.125in Rod 0.927 Pin 2cc 11.1CR - Single




