SRP Pistons 203433 Forged Edelbrock Dome 4.280 Bore

SRP Pistons, BBC 489, Bore 4.280, Stroke 4.250, Rod Length 6.385, Dome +41cc, 581 Grams, Set of 8

Special Price $770.39 Regular Price $855.99

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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 2618 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.

Specifically designed for Edelbrock 118cc Cylinder Heads!

Edelbrock #60559, 61559, 60549 (Performer RPM Rectangular Port) and GM Signature series.

Pin fitting and double spiro locks (#990-042-CS) included

990-2930-15-51S wrist pins (150 grams) included.

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

Optional bearing steel pins available

Compression Ratio:

112cc 13.4:1

118cc 12.5:1

124cc 11.8:1
Note: *Oil rail supports included. Made to order.*

Specifications

More Information
CNC Part Number	SRP-203433
Price	$855.99
Manufacturer's Part Number	203433
Brands	SRP
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.280
Crankshaft Stroke	4.250
Rod Length	6.385
Piston Type	Dome
Compression Height	1.270
Piston Material	2618 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING

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