SILV-O-LITE
More Information for SILV-O-LITE 1825
{Alternate Inventory Numbers: 1825STD, 182510MM, 18255MM, 182575MM, S182510MM, S18255MM, S182575MM, S1825STD}
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SILV-O-LITE 1825  
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SILV-O-LITE 1825 Specifications
Bore Diameter (IN)3.3858
Bore Diameter (MM)86
Compression Height (In)1.089
Compression Height (mm)27.6
Compression Ratio10.1
Crown (cc)-5.5cc
Crown TypeDome
Engine FamilyGM V6
Engine ManufacturerCadillac
LockSRW-009
Oil Ring Thickness (mm)3.0000
Pin ConfigurationOffset
Pin Number0826x218A
Pin TypeFloating
Piston Head TypeDome
Piston MaterialCast 332 Alloy
Piston Pin Outside Diameter (In).827
Piston Pin Outside Diameter (mm)21.0
Second Compression Ring Thickness (mm)1.5
Top Compression Ring Thickness (mm)1.2
Top Land.143
Vin CodeR
.102" High Spherical dome; Floating Pin

For 100 years Silv-o-lite has produced high quality OE replacement pistons for engine rebuilding. Every manufacturing process is done in house, including alloying the aluminum, casting, heat treating, diamond machining, and a full array of anodizing and coatings for the piston crowns, ring grooves, and skirts.


Additional Resources

General Installation Instructions
OEM / Interchange Numbers: 8643R1, 90571284, 90571285, 90571286, 90571287, 90571288, 90571295

SILV-O-LITE Warranty Information:
12 Months