Find Parts That Fit Your Vehicle

BMW Internal Engine Parts

Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

Sub-Categories

Sort By:
OEM Head Bolt Set - M50 M52 S50 S52
OEM Head Bolt Set - M50 M52 S50 S52
Victor Reinz - Corporate Logo
T#:1551
Part#: 11121721938
In Stock
Sale - Save 66% $ 62.21

This product was last offered at the strikethrough price on
05-14-2026

$ 20.94 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 66%
$ 62.21

This product was last offered at the strikethrough price on
05-14-2026

$ 20.94 USD
Free Shipping on orders $49 and up
Add to Wish List
Head Bolt Set for all M50 engines with a steel engine block.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.​

This item fits the following BMWs:
992-1998 E36 BMW 323is 323ic 325i 325is 325ic 328i 328is 328ic M3
1991-1995 E34 BMW 525i
1997-1998 E39 BMW 528i
1998-2000 Z3 BMW M Roadster M Roadster
Show More Show Less
Timing Chain - Upper
Timing Chain - Upper
Bavarian Autosport - Corporate Logo
T#:17871154
Part#: 11311432177
In Stock
Sale - Save 20% $ 27.99

This product was last offered at the strikethrough price on
05-03-2026

$ 22.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 27.99

This product was last offered at the strikethrough price on
05-03-2026

$ 22.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Timing Component
Timing Component
Bavarian Autosport - Corporate Logo
T#:17871158
Part#: 11367583208
In Stock
Sale - Save 20% $ 199.99

This product was last offered at the strikethrough price on
05-03-2026

$ 159.99 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 199.99

This product was last offered at the strikethrough price on
05-03-2026

$ 159.99 USD
Free Shipping on orders $49 and up
Add to Wish List
ARP Cylinder Head Stud Kit - Custom Age 625+ - BMW S63 4.4L
ARP Cylinder Head Stud Kit - Custom Age 625+ - BMW S63 4.4L
ARP - Corporate Logo
T#:51110152
Part#: 201-4703
Ships in 8 Business Days
New Item
$ 1,099.99 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 1,099.99 USD
Free Shipping on orders $49 and up
Add to Wish List
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.
Show More Show Less
BMW N52 N54 Collar Screw
BMW N52 N54 Collar Screw
Bavarian Autosport - Corporate Logo
T#:17871157
Part#: 11367524954
In Stock
Sale - Save 20% $ 5.99

This product was last offered at the strikethrough price on
05-03-2026

$ 4.79 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 5.99

This product was last offered at the strikethrough price on
05-03-2026

$ 4.79 USD
Free Shipping on orders $49 and up
Add to Wish List
Holds the camshaft gear to the camshaft, measures M10X1X94.
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - BMW S85 5.0L V10
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - BMW S85 ...
NEW FROM KING - PRE-ORDER NOW! Expected ETA of Mid-April
King - Corporate Logo
T#:51110164
Part#: CR1057GPC-STDX
In Stock
New Item
13% off MSRP $ 885.00

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

$ 436.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
13% off MSRP
$ 885.00

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

$ 436.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
King Racing - BMW S65 GPC Coated Rod Bearings (STD) - E9X M3
King Racing - BMW S65 GPC Coated Rod Bearings (STD) - E9X M3 ...
King - Corporate Logo
T#:51110167
Part#: CR8066GPC
In Stock
New Item
13% off MSRP $ 708.00

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

$ 356.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
13% off MSRP
$ 708.00

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

$ 356.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
GPC Coated standard rod bearing set for BMW E90, E92, and E93 M3 equipped with the S65 V8 engine. Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - Standard Size - BMW S85 5.0L V10
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - Standard...
NEW FROM KING - PRE-ORDER NOW! Expected ETA of Mid-April
King - Corporate Logo
T#:51110163
Part#: CR1057GPC
In Stock
New Item
44% off MSRP $ 885.00

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

$ 499.99 USD
Free Shipping on orders $49 and up
Add to Wish List
44% off MSRP
$ 885.00

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

$ 499.99 USD
Free Shipping on orders $49 and up
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
King Racing - BMW S65 GPC Coated Rod Bearings (STDX) - E9X M3
King Racing - BMW S65 GPC Coated Rod Bearings (STDX) - E9X M3 ...
King - Corporate Logo
T#:51110168
Part#: CR8066GPC-STDX
In Stock
New Item
13% off MSRP $ 708.00

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

$ 356.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
13% off MSRP
$ 708.00

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

$ 356.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Add to Wish List
GPC Coated standard rod bearing set for BMW E90, E92, and E93 M3 equipped with the S65 V8 engine. Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
SuperTech Dual Valve Spring Upgrade Kit w/ Steel Retainers - 67lbs - BMW M50 M52 M54 S52
SuperTech Dual Valve Spring Upgrade Kit w/ Steel Retainers - 67lbs - ...
Supertech - Corporate Logo
T#:51426477
Part#: SPRKH100DRBMST
In Stock at Vendor
New Item
$ 833.99 USD
Add to Wish List
$ 833.99 USD
Add to Wish List
Crafted from premium Superclean Chrome Silicon Vanadium Steel alloy, these valve springs offer exceptional performance and durability even at high RPMs. CAD engineering ensures that the wire stress levels remain within defined limits for long-lasting durability, even under extreme racing conditions. Advanced computer software allows Supertech to meticulously control harmonics, ensuring optimal performance. Manufactured with high-quality military-certified Steel, the retainers are CNC machined to provide a precise fit, guaranteeing longevity and reliability.
Show More Show Less
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - +.026mm - BMW S85 5.0L V10
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - +.026mm...
NEW FROM KING - PRE-ORDER NOW! Expected ETA of Mid-April
King - Corporate Logo
T#:51110165
Part#: CR1057GPC.026
Ships in 6 Business Days
New Item
44% off MSRP $ 885.00

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

$ 499.99 USD
Add to Wish List
44% off MSRP
$ 885.00

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

$ 499.99 USD
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - +.25mm - BMW S85 5.0L V10
KING Coated & Graded GPC Racing Connecting Rod Bearing Set - +.25mm ...
NEW FROM KING - PRE-ORDER NOW! Expected ETA of Mid-April
King - Corporate Logo
T#:51110166
Part#: CR1057GPC0.25
Ships in 6 Business Days
New Item
44% off MSRP $ 885.00

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

$ 499.99 USD
Add to Wish List
44% off MSRP
$ 885.00

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

$ 499.99 USD
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
King Racing - BMW S65 GPC Coated Rod Bearings (+.25mm) - E9X M3
King Racing - BMW S65 GPC Coated Rod Bearings (+.25mm) - E9X M3 ...
King - Corporate Logo
T#:51110170
Part#: CR8066GPC0.25
Ships in 6 Business Days
New Item
42% off MSRP $ 708.00

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

$ 409.99 USD
Add to Wish List
42% off MSRP
$ 708.00

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

$ 409.99 USD
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
King Racing - BMW S65 GPC Coated Rod Bearings (+.026mm) - E9x M3
King Racing - BMW S65 GPC Coated Rod Bearings (+.026mm) - E9x M3 ...
King - Corporate Logo
T#:51110169
Part#: CR8066GPC.026
Ships in 6 Business Days
New Item
42% off MSRP $ 708.00

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

$ 409.99 USD
Add to Wish List
42% off MSRP
$ 708.00

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

$ 409.99 USD
Add to Wish List
Eliminate the S65 and S85 rod bearing clearance issues with King’s precision-graded GPC kits, the only solution engineered to handle a massive 17,000 PSI. By combining individually measured shells with a silver-based tri-metal structure and ceramic nano-coating, these bearings deliver the perfect oil clearances and extreme-load protection your M-Engine demands. Don’t just replace your bearings, upgrade to the industry’s highest standard of lubrication and high-RPM durability from King Engine Bearings!
Show More Show Less
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
Free Shipping on orders $49 and up
Add to Wish List
$ 145.99 USD
Free Shipping on orders $49 and up
Add to Wish List
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.
Show More Show Less
Supertech Intake Valve - Set Of 8 - Head 32.0mm (+1.8)
Supertech Intake Valve - Set Of 8 - Head 32.0mm (+1.8)
Supertech - Corporate Logo
T#:54388512
Part#: MCIVN-1008T-8
Ships in 8 Business Days
New Item
$ 225.99 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 225.99 USD
Free Shipping on orders $49 and up
Add to Wish List
Supertech Performance brings decades of racing experience to their valvetrain components. By utilizing state-of-the-art manufacturing processes and rigorous testing, these valves provide the perfect balance of lightweight design, high-flow geometry, and bulletproof durability needed for forced induction, nitrous, or high-revving naturally aspirated builds.
Show More Show Less
Supertech Forged I-Beam Connecting Rod Kit - BMW B58 3.0L
Supertech Forged I-Beam Connecting Rod Kit - BMW B58 3.0L
Supertech - Corporate Logo
T#:57086686
Part#: CRBMB58-I148.3-6
Ships in 8 Business Days
New Item
$ 1,864.99 USD
Add to Wish List
$ 1,864.99 USD
Add to Wish List
Supertech connecting rods for BMW B58B30 applications are designed for racing reliability and high-RPM use, rated for up to 1600 hp. Forged and machined from premium high-strength alloy with ARP fasteners included.
Show More Show Less
ARP2000 12PT HSK - S63
ARP2000 12PT HSK - S63
ARP - Corporate Logo
T#:54104152
Part#: 201-4702
Ships on Aug 31, 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
Add to Wish List
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
Add to Wish List
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.
Show More Show Less
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
New Item
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
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.
Show More Show Less
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 Sep 3, 2026
New Item
$ 60.99 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 60.99 USD
Free Shipping on orders $49 and up
Add to Wish List

Select Vehicle

BMW Mini
Clear Vehicle

Purpose

Category

Brand

Price

$
$

Special Offers

Shipping