Piston - M20 Oversized (+0.50) - E30 325i / E34 525i - 11251714810

High quality OE oversized piston ideal for second overbore engine builds

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Price:
$111.67

This part is listed by BMW as BMW part number 11251714810 (11 25 1 714 810) and is described as Piston for the M20 6 cylinder "i" motor, oversized. 

This replacement piston assembly measures at 84.480MM (+0.50 oversize) for a 8.8:1 compression ratio. 

This oversized piston is made by Mahle, the original equipment manufacturer for BMW, and can be used on any E30 325i, 325is, 325ix, or 325ic as well as the early E34 525i (M20) models. Please note with any oversized piston or engine rebuild, cylinder bore machining and professional installation is highly recommended/required. 

Piston sold individually, please be sure to order 6 if you are doing a full engine build or rebuild. 

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.

BMW Fitments:
3 Series
E30 (84-91) > 325i
E30 (84-91) > 325is
E30 (84-91) > 325ix
5 Series
E34 (89-95) > 525i M20
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