SRP Pistons 339386 Forged 460 Dish 4.390 Bore

SRP Pistons, BBF 521/ 545, Bore 4.390, Stroke 4.300/ 4.500, Rod Length 6.800/ 6.700, Dish -38cc, 596 Grams, Set of 8

Special Price $661.49 Regular Price $734.99

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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.

Description

SRP Professional pistons are the most advanced lightweight FSR forging that offers superior strength. SRP pistons are up to 20% lighter than traditional equivalent pistons. High-silicon 4032 aluminum alloy for reduced piston-to-wall clearance and quiet operation. Accumulator grooves for improved ring seal. Designed for normally aspirated or moderate forced induction nitrous engine applications. SRP professional pistons come standard with high-performance skirt coating and low drag performance piston rings.

Pin fitting and double spiro locks included

CNC machined ring grooves accept 1/16, 1/16, 3/16 rings (Sold separately)

Includes wrist pin

Compression Ratio:

72cc 9.8:1/ 10.2:1

80cc 9.2:1/ 9.7:1

84cc 9.0:1/ 9.4:1

Specifications

More Information
CNC Part Number	SRP-339386
Price	$734.99
Manufacturer's Part Number	339386
Brands	SRP
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford BB
Bore Size	4.390
Crankshaft Stroke	4.300, 4.500
Rod Length	6.700, 6.800
Piston Type	Dish
Compression Height	1.350
Piston Material	4032 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING