SEALED POWER part description

Product Description

Engine Piston

Application Summary

Chevrolet Small Block

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(R) coating.
  • TACTM ring groove geometry
  • Weight matched to +/- 2 grams.
  • Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications

Product Attributes

Oversized Yes
Oversized Amount .030 IN
Top Compression Ring Thickness 0.0781 IN
Second Compression Ring Thickness 0.0781 IN
Oil Ring Thickness 0.1875 IN
Assembly Lubricant Included No
Cylinder Bore Diameter 4.030 IN
Piston Material Hypereutectic
9607 1.425 IN
Dome Volume CC -5.0
Head Illustration 64
Head Type Flat, 2 reliefs; Lightweight pin; DUROSHIELD skirt coated piston
Lock Ring Included
Minimum Clearance .0010
Part Description Engine Piston
Pin Diameter (Inch) 0.927
Pin Type F
Pin Weight Gram 133
Weight W Pin Gram 663
Weight w/o Pin Gram 530

Additional Information

Country of Origin (Primary) IN
Canadian Harmonizing Tariff Code 8409910010
Harmonized Tariff Code (HTS) 8409915085
UPC 00614046372771
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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