Mahle Pistons 929907120 Forged Dome BB Chevy 4.320 Bore

Mahle Pistons, BBC, Bore 4.320, Stroke 4.250, Rod Length 6.385, Dome 18cc, 543 Grams Advertised Weight, Set of 8 Pistons and Rings Included.

Special Price $885.50 Regular Price $962.50

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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

Mahle pistons were designed as a completely finished drop in forged piston assembly. Other than filling the included performance piston ring set, everything is done for you. Mahle has over 80 plus years of piston manufacturing making pistons from OEM to formula 1 racing. Mahle uses only the best technology to make these pistons. Mahle pistons come standard with anti-friction skirt coating for reduced drag. Forged from 4032 or 2618 aluminum alloys to suit specific needs for strength and durability. Forced Pin Oiler is used for increased wrist pin lubrication. Pin bores are CNC precision-machined. .990' High-Quality Steel Wrist Pin (145g), Performance 1.5, 1.5, 3.0mm file-fit performance ring set, and Race Proven Round Wire Locks are included.

Compression Ratio with 112cc Heads 10.9:1.
Compression Ratio with 118cc Heads 10.3:1.
***Replaces part number BBC270320D18***
Note: Oil rail supports included.

Specifications

More Information
CNC Part Number	MAH-929907120
Price	$962.50
Manufacturer's Part Number	929907120
Brands	Mahle
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chevy BB
Bore Size	4.320
Crankshaft Stroke	4.250
Rod Length	6.385
Piston Type	Dome
Compression Height	1.270
Piston Material	4032 Forged
Piston Ring Size	1.5 1.5 3.0mm
Wrist Pin Size	0.990
Custom Notices	⚠ PROP 65 WARNING

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