Mahle Motorsport 197753355 - Piston (set) - SMALL BLOCK CHEVY 21 Deg FLAT TOP
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Designed for 380cid builds with a 4.155-inch bore, these forged 2618 aluminum pistons from Mahle Motorsport (part number 197753355) feature a flattop style with 2 valve reliefs and a -8.9cc crown volume, yielding a 12.6 compression ratio. Each piston weighs 446g and is paired with a floating steel pin measuring 23.55mm in diameter, 58.1mm in length, with a 0.168 pin wall thickness and a pin mass of 118g. The set is engineered around a 3.500-inch stroke, 6.125-inch rod, and 0.927-inch pin, and is sold as a set of 8 complete with pins, rings, and round wire clips included.
- Piston Material: Forged 2618
- Piston Style: Flattop, with 2 valve reliefs
- Piston Mass: 446g
- Crown Volume: -8.9cc
- Compression Ratio: 12.6
- Pin Diameter: 23.55mm
- Pin Length: 58.1mm
- Pin Wall Thickness: 0.168
- Pin Mass: 118g
- Pin Style: Floating
- Pin Material: Steel
- Piston Ring Thickness: 1.0mm, 1.0mm, 2.0mm
- UCR Thickness: 1.0mm
- UCR Material: 9254 Steel
- UCR Coating: HV385
- LCR Thickness: 1.0mm
- LCR Material: 9254 Steel
- LCR Coating: Phosphate
- OCR Thickness: 2.0mm
- OCR Material: Chrome plated stainless steel
- OCR Tension: Standard
- Clip Style: Round Wire
- Clips Included: Yes
- Pins Included: Yes
- Rings Included: Yes
- File Fit: Yes
- Package Quantity: Sold as a set of 8
Country of Origin: United States
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
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