157073 SRP Pistons Forged Flyweight 4.040 Bore

SRP Pistons, SBC 359, Bore 4.040, Stroke 3.500, Rod Length 6.125, Flat Top -4.0cc, 371 Grams, Set of 8

$802.99

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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

FlyWeight, competition two-barrel piston for optimum "off-the-corner" acceleration

Piston designed for 2-barrel applications up to 400 horsepower

Forged from Premium 2618 aluminum alloy

Forced Pin Oiler for increased wrist pin lubrication

Pin fitting and double spiro locks included

927-2500-150 wall wrist pin (118 grams) included

CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Separately)

Optional bearing steel pins available.

Compression Ratio:

58cc 11.3:1

64cc 10.5:1

70cc 9.8:1

Specifications

More Information
CNC Part Number	SRP-157073
Price	$802.99
Manufacturer's Part Number	157073
Brands	SRP
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy SB
Bore Size	4.040
Crankshaft Stroke	3.500
Rod Length	6.125
Piston Type	Flat Top
Compression Height	1.125
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING