Mahle SBC550040I20 Forged Inverted Dome Pistons 4.040 Bore

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Availability: Out of stock


Part Number: SBC550040I20

Manufacturer: Mahle

Quick Overview

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

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Mahle SBC550040I20 Forged Inverted Dome Pistons 4.040 Bore

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Product Description

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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

    Additional Information

    SKU SBC550040I20
    Manufacturer Mahle
    Vehicle Make Chevy SB
    Bore Size 4.040
    Wrist Pin Size 0.927
    Piston Material 4032 Forged Aluminum
    Compression Height 1.550
    Piston Ring Size 1.5 1.5 3.0mm
    Piston Type Inverted Dome -20cc
    Rod Length 5.700
    Crankshaft Stroke 3.480/3.500
    List price No
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