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Mahle SBC550040I20 Forged Inverted Dome Pistons 4.040 Bore

SKU: SBC550040I20

Small Block Chevy, Bore 4.040, Stroke 3.480/3.500, Rod Length 5.700, Inverted Dome -20cc, 485 Grams, Set of 8

Availability: In stock

$782.86
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The Mahle PowerPak was designed as a completely finished drop in piston assembly. Other then filling the included performance ring set, everything is done for you. Designed from 80+ years of piston manufacturing for everything from OEM to Formula1, only the best technology is used to make these pistons. They are forged from 4032 or 2618 aluminum alloys to suite specific needs for strength and durability. Forced Pin Oiling is used for increased wrist pin lubrication. Pin bores are CNC precision machined. .927" High Quality Steel Wrist Pin (118g), Performance 1.5, 1.5, 3.0mm rings, and Race Proven Round Wire Locks are included.

Compression Ratio with 64cc Heads 8.9

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  • Order Line
    800-341-1528

  • We Ship
    Worldwide

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    paypal accepted

  • Manufacturer
    Mahle
  • Vehicle Make
    Chevy SB
  • Bore Size
    4.040
  • Crankshaft Stroke
    3.480/3.500
  • Rod Length
    5.700
  • Piston Type
    Dish/Inverted Dome
  • Compression Height
    1.550
  • Piston Material
    4032 Forged Aluminum
  • Piston Ring Size
    1.5 1.5 3.0mm
  • Wrist Pin Size
    0.927

Details

The Mahle PowerPak was designed as a completely finished drop in piston assembly. Other then filling the included performance ring set, everything is done for you. Designed from 80+ years of piston manufacturing for everything from OEM to Formula1, only the best technology is used to make these pistons. They are forged from 4032 or 2618 aluminum alloys to suite specific needs for strength and durability. Forced Pin Oiling is used for increased wrist pin lubrication. Pin bores are CNC precision machined. .927" High Quality Steel Wrist Pin (118g), Performance 1.5, 1.5, 3.0mm rings, and Race Proven Round Wire Locks are included.

Compression Ratio with 64cc Heads 8.9

Additional Information

Manufacturer Mahle
Vehicle Make Chevy SB
Bore Size 4.040
Crankshaft Stroke 3.480/3.500
Rod Length 5.700
Piston Type Dish/Inverted Dome
Compression Height 1.550
Piston Material 4032 Forged Aluminum
Piston Ring Size 1.5 1.5 3.0mm
Wrist Pin Size 0.927
List price N/A