SRP Pistons 140689 Forged Windsor 302 Stroker Combo Flat Top 4.030 Bore

SRP Pistons, SBF 346/ 434, Bore 4.030, Stroke 3.400/ 4.250, Rod Length 5.400/ 6.250, Flat Top -5.0cc, 421 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.

Fits Ford, TFS, GT40, Canfield, Brodix, Track I, OE & Dart Windsor.

Does not fit Twisted Wedge, N351 or Edelbrock 7721.

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

Includes wrist pin

Compression Ratio:

58cc 10.8:1/ 13.3:1

64cc 10.1:1/ 12.4:1

70cc 9.4:1/ 11.6:1
Note: *Oil rail supports included.*

Specifications

More Information
CNC Part Number	SRP-140689
Price	$734.99
Manufacturer's Part Number	140689
Brands	SRP
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford SB
Bore Size	4.030
Crankshaft Stroke	3.400, 4.250
Rod Length	5.400, 6.250
Piston Type	Flat Top
Compression Height	1.100
Piston Material	4032 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING

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