Replacement Piston Assembly for Detroit Diesel ® 53 Applications 53 Series Turbo Trunk 18.7:1 Cross Reference OEM Cross References: 8920717 Superseded/Alternate Numbers: A-5106978

1 x Piston – Trunk Style – 18.7:1

Compression Ratio: 18.7:1

Engine: Detroit Diesel Series 53

OE Replacement:

8920717
5106978

Application & Fitment

• Engine Make: Detroit
• Engine Model / Application: 53

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 8920717
• Alternate / Superseded: A-5106978
• Interstate-McBee Reference: A-8920717

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.