S2439X CP Pistons, SBC 13° Box Style Forged, 4.145 Bore

SB Chevy 407, 4.130 Bore, 3.800 Stroke, 6.000 Rod, 1.100 Compression Height, -4.2cc Dome, Advertised Weight 472, Set of 8 Pistons and Rings Included, Vertical Gas Ports.

$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.

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Description

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

Specifications

More Information
CNC Part Number	CP-S2439X
Price	$1,946.70
Sold As	Set
Manufacturer's Part Number	S2439X
Brands	CP
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.145
Crankshaft Stroke	3.800
Rod Length	6.000
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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