SILV-O-LITE
More Information for SILV-O-LITE 1539
{Alternate Inventory Numbers: 1539020, 1539030, 1539040, 1539060, 1539STD, S1539020, S1539030, S1539040, S1539060, S1539STD}
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SILV-O-LITE 1539  
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  • 0.020" Oversize (Out of Stock)
  • 0.030" Oversize (Out of Stock)
  • 0.040" Oversize (Out of Stock)
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SILV-O-LITE 1539 Specifications
Bore Diameter (IN)4
Bore Diameter (MM)101.6
Compression Height (In)1.57
Compression Height (mm)39.9
Compression Ratio8.1
Crown TypeFlat Top
Engine FamilyGM L4
Engine ManufacturerPontiac
Oil Ring Thickness (In)0.1875
Pin ConfigurationOffset
Pin Number0927x300A
Pin TypePress
Piston Head TypeFlat
Piston MaterialCast 332 Alloy
Piston Pin Outside Diameter (In).927
Piston Pin Outside Diameter (mm)23.5
Second Compression Ring Thickness (In)0.0781
Top Compression Ring Thickness (In)0.0781
Top Land.295
Flat Top

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: 500492, 547147

SILV-O-LITE Warranty Information:
12 Months