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Product Summary

L76, L92, L99, LQ4, LQ9, LS2, LS3, LS9, LSA, LY6

  • 4.000" Stroke, available in 4.000", 4.005", 4.010" and 4.030" Bore
  • 6.125" Rod Length1.050" Compression Height
  • 2618 alloy for increased strength and durability
  • 1mm, 1mm, 2mm performance file fit ring set included with oil support rail
  • Fits LS1/2/6 style cathedral port heads

Key Specs

MFG. Part #
BrandMAHLE

Need To Know

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Details

The LS Combo 9.2cc Dome PowerPak piston sets can be used with LS1/2/6 cathedral port heads and LS3/L92 style rectangular port heads Does not fit LS7 or 5.3L 706 and 862 truck heads. The dome pistons are made of 2618 alloy and are designed to deliver performance in high horsepower applications.

  • 4.000" Stroke, available in 4.000", 4.005", 4.010" and 4.030" Bore
  • 6.125" Rod Length1.050" Compression Height
  • 2618 alloy for increased strength and durability
  • 1mm, 1mm, 2mm performance file fit ring set included with oil support rail
  • Fits LS1/2/6 style cathedral port heads
  • Light weight slipper skirt forgine
  • Phosphate coated to reduce micro-welding and pin galling
  • Fully machined crown
  • Machine finished pin bores
  • Low drag ring pack proven to increase horsepower and torque
  • GRAFAL anti-friction skirt coating
  • High strength, light weight, steel pins

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Specifications

KEY SPECS
MFG. Part #
BrandMAHLE
GENERAL
Piston StyleDome
Piston MaterialForged Aluminum
Piston Diameter
Stroke4.000"
Connecting Rod Length6.125"
Wrist Pin Diameter0.927"
Weight
Piston Ring DesignConventional
Second Ring MaterialCast Iron
Top Ring Thickness1.0 mm
Top Ring MaterialMoly-Faced Ductile Iron
Second Ring Thickness1.0 mm
Oil Ring Thickness2.0 mm
Oil Ring TensionStandard Tension
Sold in QuantitySet