Mahle Pistons 930022790 Forged Dish BB Ford 4.390 Bore

Mahle Pistons, 385 Series, BBF, (Kaase Boss Nine Cylinder Head), Bore 4.390, Stroke 4.300, Rod Length 6.800, Dish -8cc, 615 Grams Advertised Weight, Set of 8 Pistons and Rings Included.

Special Price $801.32 Regular Price $871.00

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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.

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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 2618 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. .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 84cc Heads 11.3:1. br>Compression Ratio with 90cc Heads 10.7:1.
***Replaces part number KB9345390F08***

Specifications

More Information
CNC Part Number	MAH-930022790
Price	$871.00
Sold As	Set
Manufacturer's Part Number	930022790
Brands	Mahle
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford BB
Bore Size	4.390
Crankshaft Stroke	4.300
Rod Length	6.800
Piston Type	Dish
Compression Height	1.345
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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