SEALED POWER part description

Product Description

"Speed Pro" POWERFORGED Engine Piston

Application Summary

Performance

Features & Benefits

  • Forged under 3,000 tons of force.
  • Fully updated skirt profiles
  • Exclusive DUROSHIELD® skirt coating. DUROSHIELD® provides scuff resistance, reduced bore clearances and enhanced ring sealing.
  • SPEED-PRO® POWERFORGED® pistons are built to stringent specifications with a precision CNC-machined dome and skirts and microfinished ring grooves.
  • The manufacturing process ensures that piston weights within a boxed set will not vary more than 4 grams and that skirt sizes are matched to within 0.016mm (0.0006”) per set.
  • Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications

Product Attributes

Bore (in) 4.39
Compression Distance 1.756
Dome Volume CC 14.0
Groove 1 Qty 2
Groove 1 Width 5/64
Groove 2 Qty 1
Groove 2 Width 3/16
Head Illustration 56
Head Type .350 Dome; Duroshield Skirt Coated Piston
Lock Ring Included
Minimum Clearance .0040
Oversize (in.) 0.03
Part Material Powerforged®
Pin Diameter (in) 1.04
Pin Type F
Pin Weight Gram 182
Weight with Pin Gram 923
Weight without Pin Gram 741

Additional Information

Country of Origin (Primary) IN
Harmonized Tariff Code (HTS) 8409915085
Remanufactured Part N
UPC 00087674437738

Part Interchanges

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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