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BMW E34 525i M50 2.5L

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BMW E34 525i M50 2.5L Cylinder Head Parts

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Complete Cylinder Head Basic Replacement Kit (Dry)

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4766708
Mfg#:
11121703637-DKT
Back Ordered
Auto Notify
$2840.76

This product was last offered at the strikethrough price on
03-04-2026

$2720.08 USD
This product is lifetime replacement eligible Partial Replacement

Cylinder Head Stud Kit

ES#2575219 - 201-4302 - Cylinder Head Stud Kit - High strength stud conversion for factory replacement or a full race motor - ARP - BMW

High strength stud conversion for factory replacement or a full race motor 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
2575219
Mfg#:
201-4302
In Stock
19% off MSRP

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

$295.92

This product was last offered at the strikethrough price on
07-29-2026

$240.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race German Single Vanos Rebuild Deluxe Kit W/Modified Socket

ES#4493091 - RGSVNSDK-MS - Race German Single Vanos Rebuild Deluxe Kit W/Modified Socket - Eliminate VANOS issues or stop them before they happen! - Race German - BMW

Eliminate VANOS issues or stop them before they happen! For 1993+ models with Single Vanos cylinder heads only

Brand:
Race German - Corporate Logo
ES#:
4493091
Mfg#:
RGSVNSDK-MS
In Stock
$95.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Valve Spring Upgrade Kit

ES#4758782 - SPRKH1000DBMST - Dual Valve Spring Upgrade Kit - Eliminate valve-float at high RPMs - 80lbs Seat Pressure at 35.70mm - Featuring steel retainers - Supertech - BMW

Eliminate valve-float at high RPMs - 80lbs Seat Pressure at 35.70mm - Featuring steel retainers

Brand:
Supertech - Corporate Logo
ES#:
4758782
Mfg#:
SPRKH1000DBMST
In Stock
20% off MSRP

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

$1042.99

This product was last offered at the strikethrough price on
07-28-2026

$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52 / S52 Cylinder Head - Complete

ES#2918694 - 11121703637-1 - M52 / S52 Cylinder Head - Complete - Complete cylinder head with guides, seats, valves, & springs - AMC - BMW
ECS Tuning recommends this product.

Complete cylinder head with guides, seats, valves, & springs For vehicles with production date from 09/1994

Brand:
AMC - Corporate Logo
ES#:
2918694
Mfg#:
11121703637-1
Ships on Aug 25, 2026
Auto Notify
$2315.99 USD
Free Shipping

Hydraulic Lifter - Priced Each

ES#205062 - 11321748884 - Hydraulic Lifter - Priced Each - Also commonly called cam follower - Ina - BMW
ECS Tuning recommends this product.

Also commonly called cam follower We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
205062
Mfg#:
11321748884
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Compressor Kit

ES#2939852 - CTA2112 - Valve Spring Compressor Kit - Replaces valve springs and valve stem oil seals without the need to remove the cylinder head - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replaces valve springs and valve stem oil seals without the need to remove the cylinder head

Brand:
CTA Tools - Corporate Logo
ES#:
2939852
Mfg#:
CTA2112
In Stock
$115.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Cylinder Head Ultimate Replacement Kit

ES#2918774 - 11121703637-2KT - Complete Cylinder Head Ultimate Replacement Kit - Everything you will need to do a head service on your BMW, plus a new thermostat, thermostat housing, a magnetic drain plug, a camshaft position sensor, spark plugs, and ignition coils - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW, plus a new thermostat, thermostat housing, a magnetic drain plug, a camshaft position sensor, spark plugs, and ignition coils 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/1994

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918774
Mfg#:
11121703637-2KT
Ships on Aug 25, 2026
Auto Notify
ON SALE!
$3910.92

This product was last offered at the strikethrough price on
04-06-2026

$3798.77 USD
This product is lifetime replacement eligible Partial Replacement

Valve Cover Sealing Washer - priced each

ES#2710098 - 11121437395 - Valve Cover Sealing Washer - priced each - Rubber sealing washer underneath valve cover securing nut - URO - BMW

Rubber sealing washer underneath valve cover securing nut 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2710098
Mfg#:
11121437395
In Stock
$1.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schrick Camshaft Set - 252/244 Degree

ES#3027974 - TMS21521 - Schrick Camshaft Set - 252/244 Degree - Perfect for street applications - Schrick - BMW

Perfect for street applications

Brand:
Schrick - Corporate Logo
ES#:
3027974
Mfg#:
TMS21521
Ships on Nov 16, 2026
$3470.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Replacement Kit

ES#4349821 - 11120034107KT - Valve Cover Gasket Replacement Kit - Includes valve cover gasket, hardware, and sealing washers - Genuine BMW - BMW

Includes valve cover gasket, hardware, and sealing washers For vehicles with production date from 09/1992

Brand:
Genuine BMW - Corporate Logo
ES#:
4349821
Mfg#:
11120034107KT
In Stock
$191.99

This product was last offered at the strikethrough price on
07-06-2026

$189.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Valve Cover Gasket Kit - With Hardware

ES#5492387 - 11120034107KT2 - Ultimate Valve Cover Gasket Kit - With Hardware - Includes gaskets, cap nuts, studs, sealing washers, and silicone sealant for an all-inclusive service. - Assembled By ECS - BMW

Includes gaskets, cap nuts, studs, sealing washers, and silicone sealant for an all-inclusive service. 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/1992 up to 09/1995

Brand:
Assembled By ECS - Corporate Logo
ES#:
5492387
Mfg#:
11120034107KT2
Ships in 2 Business Days
ON SALE!
$243.27 USD
This product is lifetime replacement eligible Partial Replacement

M50TU/M52 S50/S52 Single Vanos Billet Valve Cover

ES#4759177 - 030358LA - M50TU/M52 S50/S52 Single Vanos Billet Valve Cover - The holy grail of valve covers offering superior reliability equipped for hot turbo applications and eliminates the need for replacement ever again. - Turner Motorsport - BMW

The holy grail of valve covers offering superior reliability equipped for hot turbo applications and eliminates the need for replacement ever again. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4759177
Mfg#:
030358LA
In Stock
Starting at $1575.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Valve Stem Seal Kit

ES#4346287 - vs-vbm6-6cylKT - Upgraded Valve Stem Seal Kit - Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals! - Supertech - BMW

Includes all the valve stems needed for repairing, replacing, or upgrading your BMW's valves and stem seals!

Brand:
Supertech - Corporate Logo
ES#:
4346287
Mfg#:
VS-VBM6-6CYLKT
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Alignment Tool Set

ES#2778117 - 003304SCH01A - Camshaft Alignment Tool Set - Locks your Camshaft in place, making performing VANOS or cylinder head work more convenient - Schwaben - BMW
ECS Tuning recommends this product.

Locks your Camshaft in place, making performing VANOS or cylinder head work more convenient 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2778117
Mfg#:
003304SCH01A
In Stock
ON SALE! SAVE 10%
$112.99

This product was last offered at the strikethrough price on
05-02-2026

$101.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hollow Bolt

ES#2597888 - 32416852469 - Hollow Bolt - M14x1.5x26 - Genuine BMW - BMW

M14x1.5x26

Brand:
Genuine BMW - Corporate Logo
ES#:
2597888
Mfg#:
32416852469
In Stock
9% off MSRP

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

$20.41

This product was last offered at the strikethrough price on
07-29-2026

$18.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Cylinder Head Parts

Whether you're replacing or upgrading components of your cylinder head, we have everything you need to get back on the road. Finish your engine build or replace broken cylinder head bits with our catalog of rocker arms, camshafts, cylinder head gaskets, valves, valve springs, entire cylinder head assemblies, cylinder head hardware, and more.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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