BMW Engine Parts for MINI

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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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Performance Valve Springs Kit - Set of 16 Beehive Style
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Supertech - Corporate Logo
T#:18302503
Part#: SPR-MC56BE
In Stock
$ 261.99 USD
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$ 261.99 USD
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Performance Valve Spring Kit

This valve spring kit, designed for performance built engines, is a critical component for those demanding peak performance from their vehicles. The kit includes a set of 16 springs that mount to the stock OEM retainers.

Key Features:

  • Valve Spring Type: Beehive Spring
  • Outer Spring Outer Diameter: 23.30mm
  • Outer Spring Inner Diameter: 16.80mm
  • Inner Spring Outer Diameter: 18.80mm
  • Inner Spring Inner Diameter: 12.30mm
  • Pressure Seat: 65 @ 33.6mm
  • Pressure Open: 163 @ 10
  • Maximum Lift: 11.40mm
  • Coil Bind: 22.20mm
  • Spring Rate: 9.80mm
  • Retainer: OEM Retainer + OEM Seat

Upgrade your engine's performance with this high-quality valve spring kit, ensuring optimum power and reliability.

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Forged Piston (Set of 4) - 77mm (Standard) P4-MIN56-N14-77-CR10.5 ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Supertech - Corporate Logo
T#:5581000
Part#: P4-MIN56-N14-77-
Ships in 5 Business Days
$ 811.99 USD
Free Shipping
$ 811.99 USD
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Supertech Pistons, crafted from an enhanced 4032 alloy, boast exceptional wear resistance and reduced thermal expansion, ensuring top-tier performance. These pistons undergo a meticulous two or three-step forging process, resulting in a fine structural grain that undergoes precision CNC machining. Heat treatments enhance their tensile strength and durability, while contact reduction grooves minimize friction. Wrist pins made from chrome moly steel ensure high strength, and a 'phosphate dry lubricant' coating protects against micro-welding, augmenting lubrication on the skirt/cylinder area. Compression ratios are calculated with .030" head gasket and .010" deck, unless specified otherwise. Rings are available separately.
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Forged Piston JCW (Set Of 4) N14 N18 1.6L - 77mm P4-MIN56-N18-77-CR10...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Supertech - Corporate Logo
T#:10128410
Part#: P4MIN56N18J77CR1
In Stock
$ 811.99

This product was last offered at the strikethrough price on
06-29-2026

$ 696.99 USD
Limited Qty Sale
Free Shipping
$ 811.99

This product was last offered at the strikethrough price on
06-29-2026

$ 696.99 USD
Limited Qty Sale
Free Shipping

Enhance the performance of your Mini with Supertech Pistons, crafted from extruded high silicone, enhanced 4032 alloy for superior durability and thermal conductivity. Withstanding up to 42psi of boost, these pistons feature a fine structural grain achieved through a two or three step forging process and precise CNC machining. Heat treatments ensure high tensile strength and hardness, while contact reduction grooves and honed pin bores provide a precise fit. Wrist pins made of cold extruded chrome moly steel offer exceptional strength. Plus, a 'phosphate dry lubricant' coating protects rings from 'micro-welding' and enhances lubrication on the skirt/cylinder area. Compression ratios are computed with .030" head gasket and .010" deck, offering optimal performance for your Mini.

  • Crafted from high-quality 4032 alloy for durability
  • Withstands high boost pressures without issues
  • Fine structural grain for enhanced strength
  • Precise CNC machining for accuracy
  • Heat treatments for high tensile strength and hardness
  • Contact reduction grooves and honed pin bores for a precise fit
  • Cold extruded chrome moly steel wrist pins for exceptional strength
  • 'Phosphate dry lubricant' coating protects rings and enhances lubrication
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Forged B46/B48 Piston (Set Of 4) - 82.00mm (Standard) P4-MINB48-82-CR...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Supertech - Corporate Logo
T#:2088843
Part#: P4MINB4882CR10.2
Ships in 7 Business Days
$ 811.99 USD
Free Shipping
$ 811.99 USD
Free Shipping
Supertech Pistons are crafted from an advanced 4032 alloy, enriched with Cu, Ni & Mg, delivering low thermal expansion, exceptional wear resistance, and superior thermal conductivity. Engineered to withstand high pressure, these pistons have endured up to 42psi of boost with alcohol without issues.
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Schrick Camshaft Set - MINI Cooper S - R56 - Schrick 248 Degree Camsh...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:2480
Part#: TMS2480
Ships on Oct 28, 2026
$ 2,827.73 USD
Free Shipping
$ 2,827.73 USD
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This MINI Cooper S turbo R56 Schrick 248 Degree Intake & Exhaust Camshaft Set with 10mm lift provides a power boost at mid-high RPM range while idle smoothness is retained.

This item fits the following MINIs:
2006+ MINI R56 MINI Cooper S
2008+ MINI R55 MINI Cooper S Clubman
2008+ MINI R57 MINI Cooper S Convertible

BMW Schrick Technical Specs Schrick Technical Information / Specs
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Schrick Camshaft - MINI Cooper S
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:466
Part#: 042401641-03
Special Order: No Guaranteed ETA
$ 1,138.99 USD
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$ 1,138.99 USD
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As Used on our Project Mini Cooper S
This 264/272 degree cam for the MINI Cooper S provides a smooth linear power gain from midrange to redline, while idle smoothness is retained. We have seen a 6-8 Horsepower gain from the install of this cam on a stock car - more if the car has been "Sharked" or has have the boost increased.

BMW Schrick Technical Specs Schrick Technical Information / Specs
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Schrick Camshaft Set - MINI Cooper S - R56 - Schrick 248 Degree Camsh...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:2114
Part#: TMS2114
Ships on Oct 28, 2026
$ 2,069.99 USD
Free Shipping
$ 2,069.99 USD
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This MINI Cooper S turbo R56 Schrick 248 Degree Intake & Exhaust Camshaft Set with 10.7mm lift provides a power boost at mid-high RPM range while idle smoothness is retained. This kit includes titanium valve retainers.

This item fits the following MINIs:
2006+ MINI R56 MINI Cooper S
2008+ MINI R55 MINI Cooper S Clubman
2008+ MINI R57 MINI Cooper S Convertible

BMW Schrick Technical Specs Schrick Technical Information / Specs
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Schrick Camshaft - MINI Cooper
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:540
Part#: 042401601-00
Special Order: No Guaranteed ETA
$ 531.99 USD
Free Shipping
$ 531.99 USD
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This 260 degree cam for the MINI Cooper provides a smooth linear power gain from midrange to redline, while idle smoothness is retained.

BMW Schrick Technical Specs Schrick Technical Information / Specs
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Schrick Camshaft Set - MINI Cooper S - R56 - Schrick 252 Degree Camsh...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:2115
Part#: TMS2115
Ships on Oct 28, 2026
$ 937.90 USD
Free Shipping
$ 937.90 USD
Free Shipping
This MINI Cooper S turbo R56 Schrick 252 Degree Intake & Exhaust Camshaft Set with 10mm lift provides a power boost at mid-high RPM range while idle smoothness is retained.

This item fits the following MINIs:
2006+ MINI R56 MINI Cooper S
2008+ MINI R55 MINI Cooper S Clubman
2008+ MINI R57 MINI Cooper S Convertible

BMW Schrick Technical Specs Schrick Technical Information / Specs
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Schrick Camshaft - MINI Cooper S
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Schrick - Corporate Logo
T#:386697
Part#: 042401521-00
Special Order: No Guaranteed ETA
$ 531.99 USD
Free Shipping
$ 531.99 USD
Free Shipping