SEALED POWER part description

Product Description

"Speed Pro" Engine Piston - Cast Piston

Application Summary

Performance

Features & Benefits

  • Exclusive higher-strength FM-425 alloy with 16.5 percent silicon finely dispersed throughout the material
  • Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall.
  • Piston skirts protected by next-gen DUROSHIELD® coating.
  • TAC™ ring groove geometry
  • Weight matched to +/- 2 grams.
  • Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications

Product Attributes

Bore (in) 4.185
Compression Distance 1.560
Dome Volume CC 3.5
Groove 1 Qty 2
Groove 1 Width 5/64
Groove 2 Qty 1
Groove 2 Width 3/16
Head Illustration 42
Head Type .120 Dome, 2 Reliefs; Lightweight Pin; Duroshield Skirt Coated Piston
Lock Ring Included
Minimum Clearance .0015
Oversize (in.) 0.06
Part Material Hypereutectic
Pin Diameter (in) 0.927
Pin Type F
Pin Weight Gram 133
Weight with Pin Gram 750
Weight without Pin Gram 617

Additional Information

Country of Origin (Primary) IN
Harmonized Tariff Code (HTS) 8409915085
Remanufactured Part N
UPC 00614046630840
Speed-Pro® is the go-to brand not only for racers and performance enthusiasts but also for those who are cruising down the road day in day out. With its engineering expertise, advanced technologies, and industry-leading manufacturing facilities and techniques, Speed-Pro sets the bar higher for other manufacturers of pistons, engine bearing parts, and performance engine components. The engine solutions from Speed-Pro are meticulously designed and crafted to boost horsepower production and make engine rebuild an easy feat. Since its establishment, this brand has continuously improved and refined its operations and quality control measures to maintain high quality standards and satisfy customers’ requirements and demands.

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