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BMW Engine Parts

Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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Alta Performance - Corporate Logo
T#:26238480
Part#: AMPENG520
In Stock at Vendor
Sale - Save 11% $ 129.99

This product was last offered at the strikethrough price on
07-17-2026

$ 116.28 USD
Free Shipping on orders $49 and up
Sale - Save 11%
$ 129.99

This product was last offered at the strikethrough price on
07-17-2026

$ 116.28 USD
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Enhance the performance of your Mini with the ALTA Lightened Crank Pulley (LCP), engineered to increase horsepower and torque. Available in 0% Stock Sized and +2% Oversized options, this pulley is crafted from 6061T6 aluminum, weighing only 0.65 lbs. Significantly lighter than the stock crank pulley, the ALTA LCP ensures improved engine efficiency without adding vibration or noise. The +2% Oversized pulley provides additional boost for Supercharged Cooper S models, delivering safe and reliable performance. With increased belt contact, this pulley reduces wear and enhances durability, making it a must-have upgrade for Mini enthusiasts.

  • Increases horsepower and torque
  • Lightweight 6061T6 aluminum construction
  • Available in 0% Stock Sized and +2% Oversized options
  • Does not affect charging system
  • Improves engine efficiency and performance
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Alta Performance - Corporate Logo
T#:394899
Part#: AMPENG500
In Stock at Vendor
Sale - Save 11% $ 129.99

This product was last offered at the strikethrough price on
07-17-2026

$ 116.28 USD
Free Shipping
Sale - Save 11%
$ 129.99

This product was last offered at the strikethrough price on
07-17-2026

$ 116.28 USD
Free Shipping

ALTA Lightweight Crank Pulley (LCP) for Mini

Upgrade your Mini's performance with the ALTA Lightweight Crank Pulley (LCP), designed to increase horsepower and torque. Available in two sizes - 0% Stock Sized and +2% Oversized - this pulley is engineered for Supercharged Cooper S models. Crafted from 6061T6 aluminum, the ALTA pulley is lightweight, weighing just 0.65 lbs, providing a weight reduction of over 2.3 lbs compared to the stock crank pulley.

  • Increases horsepower and torque
  • Lightweight design reduces rotational mass
  • Does not wear out engine bearings or oil pump
  • Adds boost safely and reliably
  • Improves belt contact with pulleys, reducing wear
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Alta Performance - Corporate Logo
T#:15777319
Part#: AMPENG200V2
Ships in 5 Business Days
Sale - Save 11% $ 123.99

This product was last offered at the strikethrough price on
07-17-2026

$ 110.92 USD
Free Shipping on orders $49 and up
Sale - Save 11%
$ 123.99

This product was last offered at the strikethrough price on
07-17-2026

$ 110.92 USD
Free Shipping on orders $49 and up

Enhance your Mini's performance with the ALTA Supercharger Pulley, crafted from lightweight 6061T6 aluminum. This pulley reduces the rotational inertia of the supercharger, significantly enhancing engine responsiveness. Featuring cross-drilled holes over each groove, it improves belt grip and minimizes belt slippage as the belt stretches. Additionally, oversized belt retainers prevent belt jumping.

ALTA offers two reduction sizes: 15% and 17%, each providing distinct benefits.

  • 15% Reduction: The standard choice in the market, delivering smooth power increases of approximately 20WHP for safe performance enhancements.
  • 17% Reduction: Ideal for those seeking more power, this option builds boost at lower RPMs, providing additional power where needed. It delivers an extra 1.5psi of boost at redline, ensuring added horsepower to conquer challenging situations.
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Alta Performance - Corporate Logo
T#:586220
Part#: AMPENG208
In Stock at Vendor
Sale - Save 10% $ 93.99

This product was last offered at the strikethrough price on
07-17-2026

$ 84.15 USD
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Sale - Save 10%
$ 93.99

This product was last offered at the strikethrough price on
07-17-2026

$ 84.15 USD
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Crafted from machined 6061 billet aluminum, the ALTA Performance Pulley Removal Tool is specifically designed for the non-JCW MINI Cooper S, offering a convenient way to enhance power quickly and effortlessly, whether you're in a workshop or your backyard. This versatile tool ensures durability and can be utilized repeatedly with proper usage, maintenance, and care. An essential addition for MINI specialty shops, this tool is compatible with all OEM-sized pulleys, except for JCW variants. Note: A steering wheel puller is necessary for the removal of the stock supercharger pulley.

  • Crafted from machined 6061 billet aluminum
  • Designed for non-JCW MINI Cooper S
  • Durable for repeated use with proper care
  • Ideal for MINI specialty shops
  • Compatible with all OEM-sized pulleys (excluding JCW)
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Hitachi - Corporate Logo
T#:48850064
Part#: 12311747920
Ships in 7 Business Days
New Item
$ 37.99 USD
Free Shipping on orders $49 and up
$ 37.99 USD
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This voltage regulator is a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to maintain a safe range of vehicle voltage, thereby protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator.
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Hitachi - Corporate Logo
T#:589968
Part#: 11327601233
Back Ordered
$ 55.00 USD
Free Shipping on orders $49 and up
$ 55.00 USD
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A faulty camshaft follower can damage the engine and cause incorrect valve timing.

Alta Performance - Corporate Logo
T#:586157
Part#: AMPENG205V2
In Stock
Sale - Save 11% $ 123.99

This product was last offered at the strikethrough price on
07-17-2026

$ 110.92 USD
Free Shipping
Sale - Save 11%
$ 123.99

This product was last offered at the strikethrough price on
07-17-2026

$ 110.92 USD
Free Shipping

Crafted from lightweight 6061T6 aluminum, the ALTA SC pulley body reduces the supercharger's rotational inertia, significantly enhancing your Mini's engine responsiveness. This innovative pulley design integrates cross-drilled holes to amplify belt grip and mitigate belt slippage, especially during belt stretching. Furthermore, it incorporates oversized belt retainers to prevent belts from jumping off. Available in two sizes—15% and 17% reductions—the 15% reduction option, a market standard, delivers safe power gains of around 20WHP, ensuring a smoother and enhanced performance.

Benefits:

  • Enhanced engine responsiveness
  • Improved belt grip and reduced slippage
  • Safe power increase of around 20WHP (15% reduction)
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Alta Performance - Corporate Logo
T#:27938418
Part#: AMPENG195BK
In Stock at Vendor
Sale - Save 10% $ 99.99

This product was last offered at the strikethrough price on
07-17-2026

$ 89.51 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 99.99

This product was last offered at the strikethrough price on
07-17-2026

$ 89.51 USD
Free Shipping on orders $49 and up

MINI R52 R53 Adjustable Tensioner Stop - Black

Upgrade your Mini's engine with the MINI R52 R53 Adjustable Tensioner Stop - Black. Engineered for precision and durability, this tensioner stop allows for easy adjustment of belt tension, ensuring optimal performance. Say goodbye to belt slippage and enjoy improved engine reliability with this high-quality accessory.

  • Allows for easy adjustment of belt tension
  • Prevents belt slippage for improved engine reliability
  • Engineered for precision and durability
  • Enhances performance of your Mini's engine
  • Sleek black design adds a stylish touch
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OEM - Corporate Logo
T#:37149889
Part#: 11428643749
In Stock at Vendor
$ 528.99

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

$ 527.99 USD
Free Shipping on orders $49 and up
$ 527.99 USD
Free Shipping on orders $49 and up

Dr. VANOS - Corporate Logo
T#:3428562
Part#: 11361438694RKT
Ships in 2 Business Days
$ 525.99

This product was last offered at the strikethrough price on
04-15-2026

$ 466.00 USD
Free Shipping
$ 466.00 USD
Free Shipping
Hitachi - Corporate Logo
T#:48815454
Part#: 13627525014
Ships in 7 Business Days
$ 40.00 USD
Free Shipping on orders $49 and up
The camshaft position sensor communicates the position of the camshaft to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the cam position sensor.
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Hitachi - Corporate Logo
T#:48850056
Part#: 12137619385
Ships in 7 Business Days
New Item
$ 64.99 USD
Free Shipping on orders $49 and up
Get your engine's spark back with new ignition coils.
Hitachi - Corporate Logo
T#:48850063
Part#: 12138657273
Ships in 7 Business Days
New Item
$ 53.99 USD
Free Shipping on orders $49 and up
Ignition coils are key to the efficiency and performance of your BMW. With a faulty coil the spark plug is not burning the air/fuel mixture properly and that can lead to problems anywhere in the engine and exhaust (including catalytic converters and O2 sensors). Problems with one or more coils will cause a fault code, but not always a check engine light. A misfire code may be related to an ignition coil, but could be from other things as well. ometimes, a visual inspection of a coil and coil boot will give an indication of a failure. You can also move coils around to different cylinder banks to see if the misfire code follows a suspect coil. We suggest always having one or two coils on hand to keep as spares.
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Hitachi - Corporate Logo
T#:48815471
Part#: 13627525015
Ships in 7 Business Days
$ 66.99 USD
Free Shipping on orders $49 and up
The crankshaft position sensor transmits the crankshaft's position to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the crank position sensor.
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Hitachi - Corporate Logo
T#:48850074
Part#: 13627582842
Ships in 7 Business Days
New Item
$ 184.99 USD
Free Shipping on orders $49 and up
Engine cranks but doesn't start? This sensor is often the issue.

Hitachi - Corporate Logo
T#:48815451
Part#: 12131712219
Ships in 7 Business Days
$ 57.99 USD
Free Shipping on orders $49 and up
$ 57.99 USD
Free Shipping on orders $49 and up
Get your spark back with new ignition coils.
Hitachi - Corporate Logo
T#:48850081
Part#: 13627806782
Ships in 7 Business Days
New Item
$ 81.99 USD
Free Shipping on orders $49 and up
Tells the computer whether the timing is correct in the engine.

Hitachi - Corporate Logo
T#:48815460
Part#: 12137594596
Ships in 7 Business Days
$ 56.99 USD
Free Shipping on orders $49 and up
$ 56.99 USD
Free Shipping on orders $49 and up
Ignition coils are key to the efficiency and performance of your BMW. With a faulty coil, the spark plug is not burning the air/fuel mixture properly, and that can lead to problems anywhere in the engine and exhaust (including catalytic converters and O2 sensors). Problems with one or more coils will cause a fault code, but not always a check engine light. A misfire code may be related to an ignition coil, but could be from other things as well. Sometimes, a visual inspection of a coil and coil boot will give an indication of a failure. You can also move coils around to different cylinder banks to see if the misfire code follows a suspect coil. We suggest always having one or two coils on hand to keep as spares.
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Hitachi - Corporate Logo
T#:48815450
Part#: 12218591724
Ships in 7 Business Days
$ 124.99 USD
Free Shipping on orders $49 and up
Distributes power to glow plugs to preheat them for ignition.

Hitachi - Corporate Logo
T#:48850059
Part#: 13628697982
Ships in 7 Business Days
New Item
$ 48.99 USD
$ 48.99 USD
The camshaft position sensor communicates the position of the camshaft to the computer. This helps the computer to calculate proper spark and fuel control. If you're struggling with CELs, hard starts or no starts, stalling, and/or a rough idle, you may need to replace the cam position sensor.
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Hitachi - Corporate Logo
T#:48850055
Part#: 12147518628
Ships in 3 Business Days
New Item
$ 71.99 USD
Free Shipping on orders $49 and up
The camshaft position sensor is essential for assisting the engine DME by monitoring the camshaft's position. The data from this sensor is key to optimizing ignition timing and ensuring smooth engine performance. Often referred to as the CMP sensor, this component is crucial for the overall functionality of the powertrain. A failing camshaft position sensor can cause a range of issues, including engine stumbling, hesitation during acceleration, power loss, and even starting difficulties or complete failure to start.
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Hitachi - Corporate Logo
T#:48850072
Part#: 12147539165
In Stock at Vendor
New Item
$ 41.99 USD
Free Shipping on orders $49 and up
$ 41.99 USD
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A bad cam sensor can cause a variety of problems from hard starting to stalling at low speeds. Cam sensor replacement has been known to cure many drivabilty issues. Uses O-ring # 12 141 748 398 (not included)
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Hitachi - Corporate Logo
T#:48850079
Part#: 16117243975
Ships in 7 Business Days
New Item
$ 344.99 USD
Free Shipping on orders $49 and up
Delivers fuel from the tank to the engine.


Hitachi - Corporate Logo
T#:48815477
Part#: 12317550469
Ships in 7 Business Days
$ 79.99 USD
Free Shipping on orders $49 and up
Supplies power to your car's electronics and recharges the battery.
OEM - Corporate Logo
T#:12348304
Part#: 13517588879
Ships in 1-2 days
$ 899.99 USD
Free Shipping
$ 899.99 USD
Free Shipping
Alta Performance - Corporate Logo
T#:586195
Part#: AMPENG213
In Stock
Sale - Save 10% $ 32.00

This product was last offered at the strikethrough price on
07-17-2026

$ 28.80 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 32.00

This product was last offered at the strikethrough price on
07-17-2026

$ 28.80 USD
Free Shipping on orders $49 and up

Upgrade your Mini's supercharger with the Supercharger Pulley Belt from Alta Performance. Specifically designed for the R52 R53 W11 1.6L Engine and compatible with Alta 15% and 17% pulleys (part number 60535), this belt ensures optimal performance. Don't let a worn-out belt cause annoying squeaks under the hood – replace it every 30,000 miles and keep your Mini running smoothly.

  • Designed for R52 R53 W11 1.6L Engine
  • Compatible with Alta 15% and 17% pulleys
  • Connects main pulley to alternator, water pump, and air conditioner pump pulley
  • Replace every 30,000 miles to maintain optimal performance
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HJS - Corporate Logo
T#:556831
Part#: 11421407441
Ships on Aug 10, 2026
$ 17.99 USD
Free Shipping on orders $49 and up
2 required per car

Hitachi - Corporate Logo
T#:48815475
Part#: 13627595860
Back Ordered
$ 68.99 USD
Free Shipping on orders $49 and up
This is the crankshaft position sensor. It provides information for the ECU. A faulty sensor can cause issues with timing adjustment and limit performance and vehicle operation. Replace your sensor with a high-quality Hitachi sensor to restore peak performance.
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Hitachi - Corporate Logo
T#:48815470
Part#: 12141709616
Back Ordered
$ 32.99 USD
Free Shipping on orders $49 and up
NOTE: Does not include o-ring seal - see BMW # 12141748398 This is the crankshaft position sensor. It provides information for the ECU. A faulty sensor can cause issues with timing adjustment and limit performance and vehicle operation. Replace your sensor with a high-quality Hitachi sensor to restore peak performance.
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Hitachi - Corporate Logo
T#:48850068
Part#: 16146758736
Back Ordered
New Item
$ 173.99 USD
Free Shipping on orders $49 and up
$ 173.99 USD
Free Shipping on orders $49 and up
Replacement in-tank fuel pump for your E36 BMW 3-Series
Hitachi - Corporate Logo
T#:48850070
Part#: 12321739435
Back Ordered
New Item
$ 60.99 USD
Free Shipping on orders $49 and up
$ 60.99 USD
Free Shipping on orders $49 and up
Alternator voltage regulators are a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to keep vehicle voltage within a safe range, protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator
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