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Part number: WRX209937I22
Product Details
Mahle WRX209937I22 in our Piston Rings Deptartment
Products specifications
Bore (in) 3.937 in.
Bore (mm) 100.000mm
Compression Distance (in) 1.209 in.
File Fit No
Gapless No
Oil Ring Material Stainless steel
Oil Ring Tension Standard
Oil Ring Thickness 2.8mm
Pin Diameter (in) 0.906 in.
Piston Head Volume (cc) +22.00cc
Piston Material Forged aluminum
Piston Style Dish, with four valve reliefs
Quantity Sold as a kit.
Second Ring Facing Material Cast iron
Second Ring Material Iron
Second Ring Thickness 1.5mm
Top Ring Facing Material Gas nitrided
Top Ring Material Steel
Top Ring Thickness 1.2mm
Wrist Pin Style Press-fit or floating
100.00mm Bore
3.11 Stroke
5.137 Rod
23mm Pin
1.209 C/D
8.5:1 Compression Ratio
-22cc Dome Volume
401 Gram Weight

The MAHLE PowerPak is a complete, race proven piston assembly kit composed of hand deburred, forged, performance coated pistons, high quality steel pins, round wire locks and low drag performance rings. Performance coatings include a phosphate dry lubricant that is used to protect against ring micro-welding and pin galling
during initial startup and break in. For added performance, MAHLE applies its proprietary Grafal antifriction coating to each piston skirt.

The MAHLE PowerPak is now available for most popular performance applications in a variety of bore, stroke and crown combinations. The PowerPak is bringing a new level of performance, ease of use and
value to Sportsman level racing and performance enthusiasts.

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Super Fast! Website was easy to user, multiple different payment options (Amazon, Paypal, Credit Card) Got a notification of shipment within 1 hour!
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Wow.  Great Price and extremely fast shipping.  I had a CS question and they replied promptly and satisfactorily.  I will definitely buy from Autoplicity again.
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Great service, awesome prices, incredibly fast shipping. A++ I would absolutely suggest you to my friends and family
B
quick response and unbelievably CHEAP prices.
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