Mahle Pistons 930070509 Forged Dish Volkswagen/Audi S4 5V 81.50mm Bore

Audi/Volkswagen S4 6-cyl. 5V Turbo, Bore 81.50mm, Stroke 86.4mm, Rod Length 154.0mm, Dish -7.2cc, 295 Grams Advertised Weight, Set of 6 Pistons and Rings Included.

Special Price $758.02 Regular Price $823.93

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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 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. 21mm High-Quality Steel Wrist Pin (84g), Performance 1.0, 1.2, 2.8mm performance ring set, steel nitrided top ring, and Race Proven Round Wire Locks are included.

Compression Ratio with 42cc Heads 9.0:1.
***Replaces part number AUD209209I07***

Specifications

More Information
CNC Part Number	MAH-930070509
Price	$823.93
Sold As	Set
Manufacturer's Part Number	930070509
Brands	Mahle
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Audi/VW S4
Bore Size	3.209
Crankshaft Stroke	3.402
Rod Length	6.063
Piston Type	Dish
Compression Height	1.209
Piston Material	4032 Forged
Piston Ring Size	1.0 1.2 2.8mm
Wrist Pin Size	21mm
Custom Notices	⚠ PROP 65 WARNING

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