SRP 271066 Professional Forged Dome Pistons 4.155 Bore

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Availability: Out of stock


Part Number: SRP-271066_1

Manufacturer: SRP

Quick Overview

Small Block Chevy, Bore 4.155, Stroke 3.480, Rod Length 6.125, Dome +4cc, 424 Grams, Set of 8

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SRP 271066 Professional Forged Dome Pistons 4.155 Bore

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Product Description

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  • Advanced, lightweight FSR forging that eliminates stress concentrations for superior strength. They are up to 20% lighter than traditional equivalent. High-silicon 4032 aluminum alloy is used for reduced piston-to-wall clearance and quiet operation. Accumulator grooves are for improved ring seal. They're designed for normally aspirated or moderate forced induction/nitrous applications. Now includes high performance skirt coating. Lightweight, low friction metric ring package 1.2mm top ring, 1.5mm Napier 2nd ring, 3.0mm standard tension oil ring included.

    Compression Ratio with 64cc Head 12.1:1

    Additional Information

    SKU SRP-271066_1
    Manufacturer SRP
    Vehicle Make Chevy SB
    Bore Size 4.155
    Wrist Pin Size 0.927
    Piston Material 4032 Forged
    Compression Height 1.125
    Piston Ring Size 1.2 1.5 3.0mm
    Piston Type Dome
    Rod Length 6.125
    Crankshaft Stroke 3.750
    List price No
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