SEALED POWER part description

Product Description

Engine Piston

Application Summary

POWERFORGED Piston - 401 AMC, .170" Dish

Features & Benefits

  • Forged under 3,000 tons of force.
  • Fully updated skirt profiles
  • Exclusive DUROSHIELD(R) skirt coating. DUROSHIELD(R) provides scuff resistance, reduced bore clearances and enhanced ring sealing.
  • SPEED-PRO(R) POWERFORGED(R) 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

Oversized Yes
Oversized Amount .030 IN
Grade Type Performance
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 4.195 IN
Piston Material POWERFORGED(R)
9607 1.505 IN
Dome Volume CC -27.5
Head Type .170 dish; DUROSHIELD skirt coated piston
Lock Ring N/R
Minimum Clearance .0020
Part Description Engine Piston
Pin Diameter (Inch) 1.000
Pin Type P
Pin Weight Gram 173
Weight W Pin Gram 778
Weight w/o Pin Gram 605

Additional Information

Country of Origin (Primary) IN
Canadian Harmonizing Tariff Code 8409910010
Harmonized Tariff Code (HTS) 8409999190
UPC 00019826071279
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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