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Key Specs

BrandMAHLE
Piston StyleDome
Piston MaterialForged Aluminum

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Details

The Mahle PowerPak pistons are a race proven lightweight forged design that are complete with rings, wrist pins and locks. They are also completely phosphate coated plus feature an anti-friction Grafal skirt coating. PowerPak pistons are made from 4032 aluminum alloy to allow for tighter cylinder to wall clearances, and improved temperature stability.

1.5mm, 1.5mm, 3.0mm file fit performance ring set is included. For 350 c.i. S/B Chevy (4.000" bore x 3.48" stroke).

  • Comp Height 6.0" Rod:  1.250
  • Pin Diameter:  0.927
  • Clearance Guide
    • *Meas. = 0.500
    • Min = 0.0025
    • Max = 0.0033

*The location to measure piston-to-wall clearance for each application. This point is calculated from the bottom of the piston skirt and indicates the widest part of the piston and thus where to measure. For all Mahle 350 pistons except 4V Flat 503-55004 for which Meas. = 0.465

PowerPak Piston Chart Application (GIF)

Item Details

C/R 58cc=14.2, 64cc=13.0, 70cc=11.9
Piston Weight: 465 g
Rod Length: 6"

Specifications

KEY SPECS
BrandMAHLE
Piston StyleDome
Piston MaterialForged Aluminum
GENERAL
Piston Diameter
Stroke3.500"
Connecting Rod Length6.000"
Piston Weight465 grams
Piston Ring StyleE
Wrist Pin Diameter0.9270"
Second Ring MaterialCast Iron
Top Ring Thickness1.5 mm
Top Ring MaterialDuctile Iron
Second Ring Thickness1.5 mm
Oil Ring Thickness3.0 mm
Oil Ring TensionStandard Tension
Sold in QuantitySet