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Oil Pump

A drop in oil pressure can spell disaster at the wrong time. Although most modern BMWs do not have an oil pressure gauge, the DME continually monitors internal pressure and will let you know if there is a problem with the pump.
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Achilles Motorsports - Corporate Logo
T#:1150773
Part#: 11-AM-UOPSK-M54
In Stock
$ 270.99 USD
Free Shipping
$ 270.99 USD
Free Shipping
The M54 engine has well-documented issues caused by harmonics. The extreme vibrations cause the weak oil pump shaft to shear off or the oil pump nut to come loose and fall off, all of which results in an instant loss of oil pressure. Achilles Motorsports decided to develop a solution to fix all of these known issues. Achilles takes their oil pump shafts to the extreme, using only the toughest materials and heat treatment processes to ensure optimum strength. The core of this kit is a hardened Chromoly shaft that is centerless ground to ensure absolute trueness. The shaft is engineered with an exclusive square key lock system that not only prevents the gear from ever spinning on the shaft but also adds strength to the area to which the gear mounts. Achilles Motorsports then replaced the pesky oil pump nut with an extended length bolt that is EDM drilled for safety wire to properly secure it for all conditions. Don't wait for your oil pump to fail and leave you stuck with costly engine repairs! Key Features: Hardened Chromoly centerless ground shaft EDM Drilled Bolt with a piece of safety wire included Grade 8 extended length hardware to secure the gear to the shaft Left hand threaded to prevent it from unexpectedly coming loose Exclusive Square key lock shaft and drive gear 100% serviceable & rebuildable without the need for grinding NOTE: Professional installation required! The shaft requires being pressed into the oil pump's inner rotor.
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Achilles Motorsports - Corporate Logo
T#:1150772
Part#: 11-AM-UOPSK
In Stock
$ 217.99 USD
Free Shipping
$ 217.99 USD
Free Shipping
The early M5X engines have well-documented issues caused by harmonics. The extreme vibrations cause the weak oil pump shaft to shear off or the oil pump nut to come loose and fall off, all of which results in an instant loss of oil pressure. Achilles Motorsports decided to develop a solution to fix all of these known issues. Achilles takes their oil pump shafts to the extreme, using only the toughest materials and heat treatment processes to ensure optimum strength. The core of this kit is a hardened Chromoly shaft that is centerless ground to ensure absolute trueness. The shaft is engineered with an exclusive square key lock system that not only prevents the gear from ever spinning on the shaft but also adds strength to the area to which the gear mounts. Achilles Motorsports then replaced the pesky oil pump nut with an extended length bolt that is EDM drilled for safety wire to properly secure it for all conditions. Don't wait for your oil pump to fail and leave you stuck with costly engine repairs! Key Features: Hardened Chromoly centerless ground shaft EDM Drilled Bolt with a piece of safety wire included Grade 8 extended length hardware to secure the gear to the shaft Left hand threaded to prevent it from unexpectedly coming loose Double-D keyed shaft and drive gear 100% serviceable & rebuildable without the need for grinding. NOTE: Professional installation required! The shaft requires being pressed into the oil pump's inner rotor.
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Iwis - Corporate Logo
T#:375888
Part#: 11417584079
In Stock
$ 64.99 USD
Free Shipping on orders $49 and up
Should be replaced any time the oil pump is removed or chain noise is detected

Iwis - Corporate Logo
T#:13924835
Part#: 11417605366
In Stock
$ 120.99 USD
Free Shipping on orders $49 and up
OEM Part, much less than Genuine!

Iwis - Corporate Logo
T#:36981080
Part#: 90001301
In Stock
$ 314.36

This product was last offered at the strikethrough price on
05-04-2026

$ 304.83 USD
Free Shipping
$ 304.83 USD
Free Shipping
Prevent costly failure with this IWIS Engine Oil Pump Chain Kit! This kit contains all of the basic items needed to service your oil pump drive system and prevent failure long before it occurs. Chains can stretch and chain guides and tensioners can wear out, leading to the chain skipping teeth. This prevents the oil pump from being driven at the proper speeds. If not addressed, the chain could begin to "slip" over the gears, failing to drive the oil pump. When this occurs, oil pressure will drop suddenly, failing to properly lubricate sensitive internal engine components such as main bearings, rod bearings, and camshaft ledges and lobes, resulting in severe scoring and eventual engine failure.
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Iwis - Corporate Logo
T#:377366
Part#: 11417576916
Ships in 1 Business Day
$ 28.99 USD
Free Shipping on orders $49 and up
Chain that drives the oil pump

Iwis - Corporate Logo
T#:99
Part#: 11411716988
Ships in 1 Business Day
$ 29.99

This product was last offered at the strikethrough price on
05-07-2026

$ 28.99 USD
Free Shipping on orders $49 and up
$ 28.99 USD
Free Shipping on orders $49 and up
E30 M3 Replacement Oil Pump Chain. Superseded to 11417577656
Achilles Motorsport Upgraded Oil Pump Shaft Kit - S54 Engine Swap w/ ...
For S54 engine swapped E30 models using the M50 oil pump only!
Achilles Motorsports - Corporate Logo
T#:1150774
Part#: 11-AM-UOPSK-S54C
Ships in 3 Business Days
$ 305.99 USD
Free Shipping on orders $49 and up
$ 305.99 USD
Free Shipping on orders $49 and up
Achilles Motorsports' S54 Swap oil pump upgrade kit is designed to work with late-model M50/S52 generation oil pumps. This is a typical conversion when retrofitting an S54 engine into a chassis such as an E30 or E34 that requires the use of a front sump oil pan. This kit can also be used to upgrade the Euro S50B30 3.0L Single Vanos engine oil pump to the later generation pump utilizing a higher volume pump. The ULTIMATE SOLUTION for your S54 Swapped car offered by Achilles Motorsports! Achilles takes their oil pump shafts to the extreme, using only the toughest materials and heat treatment processes to ensure optimum strength. The core of this kit is a hardened Chromoly shaft that is centerless ground to ensure absolute trueness. The shaft is engineered with an exclusive square key lock system that not only prevents the gear from ever spinning on the shaft but also adds strength to the area to which the gear mounts. Achilles Motorsports then replaced the pesky oil pump nut with an extended length bolt that is EDM drilled for safety wire to properly secure it for all conditions. Don't wait for your oil pump to fail and leave you stuck with costly engine repairs!
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URO Oil Pressure Switch - N20
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:55281729
Part#: URO-016122
In Stock
New Item
$ 52.99 USD
Free Shipping on orders $49 and up
Measures the oil pressure to ensure proper engine lubrication

Iwis - Corporate Logo
T#:15910093
Part#: 90001340
Ships in 9 Business Days
$ 522.99 USD
Free Shipping
$ 522.99 USD
Free Shipping
Iwis - Corporate Logo
T#:579673
Part#: 50029348
Ships in 1 Business Day
$ 22.90 USD
Free Shipping on orders $49 and up
Chain that drives the oil pump
Iwis - Corporate Logo
T#:31589359
Part#: 11277500502
Ships in 9 Business Days
$ 27.99 USD
Free Shipping
$ 27.99 USD
Free Shipping


Oil Pump Pickup Tube
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:55749604
Part#: 11417590739
Ships in 1 Business Day
New Item
$ 106.99 USD
Free Shipping on orders $49 and up
The URO Parts Oil Pump Pickup Tube is engineered to ensure a steady, uninterrupted flow of oil from the pan straight to your engine's vital components. Stock pickup tubes can crack at the flange or suffer from blocked screens, leading to catastrophic oil starvation
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Iwis - Corporate Logo
T#:54388527
Part#: 095854200
Ships in 1 Business Day
New Item
$ 270.99 USD
Free Shipping on orders $49 and up
In high-performance environments, oil starvation is the ultimate enemy. If you're pushing your car on the track or the street, your engine relies on absolute consistency from the oil pump.
Iwis - Corporate Logo
T#:377068
Part#: 11417576917
Ships on Nov 2, 2026
$ 24.22 USD
Free Shipping on orders $49 and up
Chain that drives the oil pump

Iwis - Corporate Logo
T#:568678
Part#: 11417527113
Back Ordered
$ 23.99 USD
Free Shipping on orders $49 and up
Chain that drives the oil pump