Sport Compact Forged Piston
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WISECOPART NUMBER: 926-6542M815AP

Sport Compact Forged Piston

$24099
ShippingShips on 09/09/2026
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Acura/Honda
Sport Compact Forged Piston
  • Honda B-Series
  • -2.4 cc Flat Top
  • Bore: 81.500 mm / 3.209 in.
  • Stroke: 87.200 mm / 3.433 in.
  • Rod: 138 mm / 5.433 in.
  • 285 Grams
  • Includes Rings
  • Sold Individually

    Fitment Data

    • 1993-2001 Honda Civic SI B16A (requires minimum .040 in. thick head gasket)
    • 1990-2001 Acura Integra B18A1/B1
    • 1992-1993 Acura Integra GSR B17A1 (requires minimum .040 in. thick head gasket)
    • 1994-2001 Acura Integra B18C

    Compression Ratio

    • 10.0:1 w/ 41.5 cc combustion chamber, 0.030 in. thick gasket, and .017 in. deck clearance
  • Championship winning performance built with input from today's top engine builders. Wiseco Professional Series Pistons will get you there first.

    Wiseco Sport Compact Forged Pistons feature in-house produced dedicated forgings to provide an optimally designed, lightweight piston with superior strength. Additionally, these pistons feature specially designed valve pockets, complex dome and crown designs, optimized skirt profiles and steel nitride/napier xx rings. Also standard is ArmorGlide® skirt coating for reduced friction and noise, freeing up horsepower!
    World class, ISO certified forging facility that utilizes the latest technologies featuring complex forged shapes, advanced materials, and feature aligned grain flow technology. Complex Piston skirt profiles that reduce power robbing friction, yet promote stability in the bore for optimum ring seal.

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    Features:

    • 4032 or 2618 extruded material forged for maximum strength.
    • Precision tolerance CNC machining for quality, repeatability and performance.
    • Crown thickness and ring lands designed for power-adders, such as: Force induction (turbos & blowers), and nitrous oxide.
    • Wrist Pins constructed of chrome moly steel material for the ultimate in strength.
    • Precision pin bore finish for a high tolerance fit between piston pin and piston.
    • Spirolox® featuring chrome silicon material for the ultimate yield strength.
    • All pistons are deburred for trouble free installation.
    Part TypePiston
    Product LineWiseco Sport Compact Forged Pistons
    BrandWISECO
    Package Height4.2
    Package Width4.2
    Package Length4.3
    Weight1.05 PG
    Part CategoryPerformance Parts
    Part FitmentSemi Universal
    Vendor Part Number6542M815AP
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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