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Part Number:
CP-S2446X

S2446X CP Pistons, SBC 13° Box Style Forged, 4.155 Bore

SB Chevy 407, 4.155 Bore, 3.800 Stroke, 5.850Rod, 1.100 Compression Height, -4.2cc Dome, Advertised Weight 510, Set of 8 Pistons and Rings Included, Vertical Gas Ports.

Special Price $1,732.56 Regular Price $1,946.70
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
Dedicated right and left box forgings designed to fit 13° sprint car heads (All Pro & Brodix). Pistons come with a steel 1.0mm top ring, 1.0mm Napier second ring, and 2mm oil; Pin-fitting included at no cost; Chamfered pins and wire locks included; vertical gas ports Accumulator grooves; Double pin oilers, force fed from oil ring; Radius valve reliefs; Balanced to +/- 1 gram; Pick lock grooves for easy lock removal; Domes may be cut to a flat top; Custom skirt cam and barrel shapes; Fully CNC Machined.
  • Rail Support included
  • Supplied with Wire Locks
  • More Information
    CNC Part Number CP-S2446X
    Price $1,946.70
    Manufacturer's Part Number S2446X
    Brands CP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy SB
    Bore Size 4.155
    Crankshaft Stroke 3.800
    Rod Length 5.850
    Piston Type Dome
    Compression Height 1.100
    Piston Material 2618 Forged
    Piston Ring Size 1.0 1.0 2.0mm
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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