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Cylinder Head

BMW makes their cylinder heads from aluminum. While this is beneficial for many reason, they do not react well to overheating. Especially prevalent on older BMW engines, and over-temp situation has been known to cause the head to warp. Turner Motorsport carries Genuine BMW replacement heads and parts to make your next rebuild a success.

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ARP Cylinder Head Stud Kit - Custom Age 625+ - BMW B58 3.0L
ARP Cylinder Head Stud Kit - Custom Age 625+ - BMW B58 3.0L
ARP - Corporate Logo
T#:47610654
Part#: 401-4701
Ships on Oct 15, 2026
20% off MSRP $ 1,027.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 822.99 USD
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20% off MSRP
$ 1,027.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 822.99 USD
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For engine builders pushing the absolute limits of high-performance engineering, the ARP Custom Age 625+ Cylinder Head Stud Kit represents the pinnacle of fastening technology. While standard aircraft-quality steels and even the renowned ARP2000 alloy are impressive, the proprietary Custom Age 625+ super-alloy provides a massive leap in capability by increasing tensile strength by an additional 40,000 to 60,000 psi. This specialized hardware is engineered specifically for ultra-high-boost applications, offering superior fatigue resistance and the unique ability to maintain its structural integrity under extreme temperatures that would cause lesser materials to weaken.
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SuperTech High Performance Valve Spring Kit 75lbs - S58
SuperTech High Performance Valve Spring Kit 75lbs - S58
5150 Autosport - Corporate Logo
T#:22427032
Part#: SUP-HPVSK-S58-75
Ships in 3 Business Days
$ 999.99 USD
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$ 999.99 USD
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Upgrade your BMW S58 with Supertech's specialized valve spring kits, designed for enhanced control and reliability. Engineered for high-performance demands, these kits are favored by enthusiasts, engine builders, and race teams alike. Crafted from premium materials, the springs offer superior rates, improved valve control, and enhanced durability compared to stock alternatives. Tailored to specific BMW engine configurations, Supertech kits ensure proper valve operation, preventing float and maximizing power output without compromising reliability.
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SuperTech High Performance Valve Spring Kit 84 Lbs - S58
SuperTech High Performance Valve Spring Kit 84 Lbs - S58
5150 Autosport - Corporate Logo
T#:22427033
Part#: SUP-HPVSK-S58-84
Ships in 3 Business Days
$ 999.99 USD
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$ 999.99 USD
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Upgrade your BMW S58 with Supertech's specialized valve spring kits, designed for enhanced control and reliability. Engineered for high-performance demands, these kits are favored by enthusiasts, engine builders, and race teams alike. Crafted from premium materials, the springs offer superior rates, improved valve control, and enhanced durability compared to stock alternatives. Tailored to specific BMW engine configurations, Supertech kits ensure proper valve operation, preventing float and maximizing power output without compromising reliability.
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Ferrea High Performance Valve Kit - S58
Ferrea High Performance Valve Kit - S58
5150 Autosport - Corporate Logo
T#:22427040
Part#: FER-HPVK-S58
Ships in 3 Business Days
$ 999.99 USD
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$ 999.99 USD
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SuperTech High Performance Valve Kit - S58
SuperTech High Performance Valve Kit - S58
5150 Autosport - Corporate Logo
T#:22427038
Part#: SUP-HPVK-S58
Ships in 3 Business Days
$ 1,099.99 USD
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$ 1,099.99 USD
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ARP Head Stud Kit B48
ARP Head Stud Kit B48
ARP - Corporate Logo
T#:48367046
Part#: 201-4704
In Stock at Vendor
$ 263.99 USD
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$ 263.99 USD
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Kelford Camshaft Set - S58
Kelford Camshaft Set - S58
Kelford Cams - Corporate Logo
T#:25507146
Part#: KEL-358-S58
Ships in 3 Business Days
Starting at $ 1,399.99 USD
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Starting at $ 1,399.99 USD
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Experience a new level of high performance with the upcoming Kelford Cams S58 Camshafts, exclusively at ECS Tuning. Kelford Cams is renowned for its precision-engineered camshafts and valvetrain components, and they're currently in the process of crafting camshafts tailored specifically for the S58 engine, found in BMW G80/G81/G82/G83, X3M, F97 X3M, and F98 X4M models. These camshafts, inspired by the successful design principles of the B58 Camshafts, will focus on rapid spooling and optimizing power throughout the RPM range. BMW S58 | Stage 1 Street | Strip | Circuit Race | Road Race | Roll Race | Drift | E85 288° / 268° - 10.30mm / 10.15mm Valve Lift BMW M Series camshafts are designed for S58 engines with bolt-on intake, exhaust, and turbo upgrades. For engines producing around 600-850hp running a 60-68mm turbo. Maintains full use of Valvetronic and Dual VANOS for great throttle response and wide power band. Must have valve spring upgrade. Kelford recommends their High-Performance Valve Spring Kit BMW S58 | Stage 2 Strip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85 292° / 280° - 10.40mm / 10.60mm Valve Lift BMW M Series Racing Camshafts professionally built BMW S58 engines making 800hp-1400hp. Turbo sizing 66-75mm. Great with aftermarket intake plenums. Maintains full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in the fully open position when using an aftermarket throttle body. Must have valve spring upgrade. Kelford recommends their High-Performance Valve Spring Kit Note: Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary. BMW S58 | Stage 3 Strip | Drag Race | Roll Race | Drift | E85 | Methanol 298° / 288° - 10.40mm / 10.80mm Valve Lift BMW M Series Stage 3 drag racing cams designed for professionally built S58 engines producing 1400hp+. Turbo sizing 76mm+ on high boost. Ethanol blend or methanol. Must have valve spring upgrade. Kelford recommends their High-Performance Valve Spring Kit Please Note: Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM-pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary. All engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable, optimally performing engine.
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SuperTech High Performance Oversized Valve Kit - S58
SuperTech High Performance Oversized Valve Kit - S58
5150 Autosport - Corporate Logo
T#:22427039
Part#: SUP-HPVK-S58+
Ships in 3 Business Days
$ 1,099.99 USD
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$ 1,099.99 USD
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Elevate the performance of your S58 engine with Supertech's oversized valve kit, celebrated for its unmatched reliability and durability even in the most trying conditions. Boasting a size of 31.1mm for intake and 29.5mm for exhaust, their triple groove design ensures unparalleled efficiency. It's worth noting that these valves, being larger in diameter, necessitate additional machining. Included in this kit: 12x Intake Valves 12x Exhaust Valves
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Titanium Retainer - Priced Each
Titanium Retainer - Priced Each
Supertech - Corporate Logo
T#:26171670
Part#: RET-MC56/T1
In Stock
$ 19.99 USD
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$ 19.99 USD
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Titanium Performance Retainers for MINI

Upgrade your MINI's performance with these titanium performance retainers, designed to sit at the top of the spring. Crafted from high-quality titanium metal, these retainers offer enhanced durability and strength compared to traditional options. Compatible with OEM springs or SPR-MC56-BE, these retainers are versatile and suitable for various engine setups. For a complete engine replacement, you'll need 16 of these performance retainers.

Benefits:

  • Enhances MINI's performance
  • Crafted from high-quality titanium metal
  • Offers enhanced durability and strength
  • Versatile compatibility with OEM springs or SPR-MC56-BE
  • Ideal for engine upgrades and replacements
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MINI R55 to R61 Titanium Retainer - Set Of 16
MINI R55 to R61 Titanium Retainer - Set Of 16
Supertech - Corporate Logo
T#:31324212
Part#: RET-MC56/T1KT
Ships in 6 Business Days
$ 319.99 USD
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$ 319.99 USD
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Upgrade your MINI's performance and durability with the Titanium Retainer Set. Specifically designed for MINI R55 to R61 models, this set of 16 titanium retainers offers superior strength and lightweight construction compared to standard components. Engineered to withstand high stress and extreme conditions, these retainers enhance reliability and performance.

  • Superior Strength: Titanium construction provides enhanced durability and resistance to stress.
  • Lightweight Design: Reduces overall weight, improving vehicle dynamics.
  • Enhanced Performance: Ideal for high-performance applications and demanding driving conditions.
  • Direct Fit: Engineered specifically for MINI R55 to R61 models for easy installation.

These titanium retainers are a perfect upgrade for MINI enthusiasts seeking improved performance and longevity.

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Titanium Retainers - Set Of 8 - BMW B48 - Intake Side
Titanium Retainers - Set Of 8 - BMW B48 - Intake Side
Supertech - Corporate Logo
T#:54388410
Part#: RET-BMB48-TI-8
Ships in 8 Business Days
New Item
$ 145.99 USD
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$ 145.99 USD
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By minimizing moving weight, these retainers help prevent valve float at extended RPM ranges, ensuring your engine maintains precise timing and peak power delivery under the most demanding track conditions.
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MINI W10 W11 Performance Valve Springs Kit - Single Groove SPRK-HM1007BE/MC2 SPR-HM1007BE/MC2
MINI W10 W11 Performance Valve Springs Kit - Single Groove SPRK-HM100...
Supertech - Corporate Logo
T#:29002074
Part#: SPRK-HM1007BE/MC
Ships in 8 Business Days
$ 768.99 USD
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$ 768.99 USD
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Upgrade Your Mini's Engine Performance with MINI W10 W11 Performance Valve Springs Kit - Single Groove SPRK-HM1007BE/MC2 SPR-HM1007BE/MC2

Enhance your Mini's engine performance with the MINI W10 W11 Performance Valve Springs Kit - Single Groove SPRK-HM1007BE/MC2 SPR-HM1007BE/MC2. This comprehensive kit is designed to optimize valve operation and improve engine efficiency. With high-quality materials and precision engineering, it ensures durability and reliability for your Mini's engine.

Benefits:

  • Optimizes valve operation for improved engine performance
  • High-quality materials ensure durability and reliability
  • Precision engineering for enhanced engine efficiency
  • Compatible with Mini W10 and W11 engines
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SuperTech - Performance Dual Valve Spring Kit With Titanium Retainers For a M20
SuperTech - Performance Dual Valve Spring Kit With Titanium Retainers...
Supertech - Corporate Logo
T#:44699186
Part#: SPRK-H1005D-M20
Ships in 8 Business Days
$ 855.99 USD
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$ 855.99 USD
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ARP Cylinder Head Stud Kit - ARP2000 - BMW S58 3.0L
ARP Cylinder Head Stud Kit - ARP2000 - BMW S58 3.0L
ARP - Corporate Logo
T#:51110148
Part#: 201-4705
In Stock at Vendor
20% off MSRP $ 467.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 373.99 USD
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20% off MSRP
$ 467.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 373.99 USD
Add to Wish List
For engine builders crafting a high-performance powerhouse, the ARP Cylinder Head Stud Kit is the industry-standard choice for reliability and strength. Each kit features studs, nuts, and washers manufactured from ARP’s proprietary ARP2000 alloy, a material rated far superior to standard aircraft-quality steels.
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ARP2000 12PT HSK - S63
ARP2000 12PT HSK - S63
ARP - Corporate Logo
T#:54104152
Part#: 201-4702
Ships on Oct 15, 2026
New Item
20% off MSRP $ 639.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 511.99 USD
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20% off MSRP
$ 639.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 511.99 USD
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Developed specifically for high-boost, high-horsepower motorsport applications, the ARP Head Stud Kit provides the ultimate clamping force required to maintain a perfect head-to-block seal under the most grueling race conditions.
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5mm Single groove valve lock conversion (SET OF 16)
5mm Single groove valve lock conversion (SET OF 16)
Supertech - Corporate Logo
T#:51356057
Part#: KPR-5.0-7S-16
Ships on Oct 20, 2026
New Item
$ 60.99 USD
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$ 60.99 USD
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