Feature:1. OE Number: The replacing part numbers for reference are 83302318117, 83302212825, 83 30 2 318 117, 83 30 2 212 825, practical in use.2. Application: Oil seal repair kit is a perfect replacement for 1 2 3 4 series, compatible with N20 N26 1.6L 2.0L petrol engines.3. Function: Used to align the balancer shaft to the correct timing position, fixing the sprocket, to remove and install the oil pump, chain and sprocket maintenance.4. Advantage: When replacing the timing chain, the oil seal repair kit helps loosen and tighten the center bolt on the damper hub.5. Premium Material: Oil seal repair kit is made of premium carbon steel material, antirust, wearproof, sturdy and strong.Specification:Item Type: Oil Seal Repair KitMaterial: Carbon SteelApplication: Compatible with N20 and N26 1.6L/2.0L petrol enginesOE: 83302318117, 83302212825, 83 30 2 318 117, 83 30 2 212 825Balance Shaft Kit: Used to align balance shaft, oil pump tool, for N20 N26 1.6L and 2.0LOil Pump Alignment Tool: Used to remove and install the oil pump or chain and sprocket repair, replacement for 1 2 3 4 seriesFitment:Replacement for 1 Series (2012-2016)Replacement for 2 Series (2014-2016)Replacement for 3 Series (2012-2016)Replacement for 4 Series (2014-2016)Replacement for 125i N20 2012-2017Replacement for 220i N20 2014-2018Replacement for 225i N20 2014-2017Replacement for 228i N20 2014-2016Replacement for 320i N20 2012-2015Replacement for 320i GT N20 2013-2016Replacement for 328i N20 2011-2016Replacement for 328i GT N20 2013-2016Replacement for 520i N20 2011-2016Replacement for 520Li N20 2013-2016Replacement for 525Li N20 2013-2016Replacement for 528i N20 2011-2017Replacement for X1 sDrive20i N20 2011-2015Replacement for X1 sDrive28i N20 2011-2015Replacement for X3 N20 2013-2018Replacement for X3 20i N20 2011-2018Replacement for X3 28i N20 2012-2018Replacement for X4 20i N20 2014-2017Replacement for Z4 N20 2013-2015Replacement for Z4 sDrive20i N20 2011-2016Replacement for Z4 sDrive28i N20 2011-2016.Package List:1 x Oil Pump Alignment Tool (2pcs)1 x Balance Shaft Repair Kit (4pcs)Note:1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!