Mahle Pistons 930274190 Forged Flat Top BB Mopar 4.390 Bore

Big Block Mopar 383/400 Fiat Top, Bore 4.390, Stroke 3.750, Rod Length 6.760, Flat Top -8.1cc, 512 Grams Advertised Weight, Set of 8 Pistons and Rings Included.

Special Price $807.73 Regular Price $877.97

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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 low expansion aluminum alloy for high strength and reduced piston to wall clearance. Forced Pin Oiler is used for increased wrist pin lubrication. Pin bores are CNC precision-machined. High-Quality Steel Wrist Pin, Performance 1.5, 1.5, 3.0mm file-fit performance ring set, and Race Proven Round Wire Locks are included.

Compression Ratio with 72cc Heads 12.4:1.
Compression Ratio with 80cc Heads 11.4:1.
***Replaces part number BBM120375F08***
Note: Oil rail supports included.

Specifications

More Information
CNC Part Number	MAH-930274190
Price	$877.97
Manufacturer's Part Number	930274190
Brands	Mahle
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chrysler BB
Bore Size	4.390
Crankshaft Stroke	3.750
Rod Length	6.760
Piston Type	Flat Top
Compression Height	1.320
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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