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BMW Performance Engine Internals

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Performance Main Bearing Set

ES#4364525 - MB7039XP - Performance Main Bearing Set - Performance engine bearing kit - King - BMW

Performance engine bearing kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4364525
Mfg#:
MB7039XP
In Stock
$309.99

This product was last offered at the strikethrough price on
05-11-2026

$203.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N20/N26 High Performance Rod Bearing Set - Standard

ES#4845490 - 4B1584H-STD - N20/N26 High Performance Rod Bearing Set - Standard - Includes upper and lower bearing shells for a complete rod bearing replacement. - ACL - BMW

Includes upper and lower bearing shells for a complete rod bearing replacement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACL - Corporate Logo
ES#:
4845490
Mfg#:
4B1584H-STD
In Stock
$182.99

This product was last offered at the strikethrough price on
05-04-2026

$124.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

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

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

$3790.19 USD
This product is lifetime replacement eligible Partial Replacement

WPC Treated Crank Bearing Set

ES#4000006 - 11211706847wpcKT - WPC Treated Crank Bearing Set - Stronger & smoother, with less friction for your BMW! - ECS - BMW
ECS Tuning recommends this product.

Stronger & smoother, with less friction for your BMW! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4000006
Mfg#:
11211706847WPCKT
In Stock
ON SALE!
$245.99

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

$238.61 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2778117
Mfg#:
003304SCH01A
Ships in 5 Business Days
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

Schrick Camshaft Set - 288/280 Degree 12.5mm Lift

ES#3027962 - TMS201497 - Schrick Camshaft Set - 288/280 Degree 12.5mm Lift - A popular performance street and track upgrade! - Schrick - BMW

A popular performance street and track upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3027962
Mfg#:
TMS201497
Ships on Sep 22, 2026
$3551.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - M20/M50/M52/M54/S50/S52

ES#4845637 - M5X-WPC-RB - WPC-Treated Race Series Rod Bearing Set - M20/M50/M52/M54/S50/S52 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845637
Mfg#:
M5X-WPC-RB
In Stock
ON SALE! SAVE 25%
$465.99

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

$349.49 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3027974
Mfg#:
TMS21521
Ships on Sep 22, 2026
$3470.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S14 EVO3 2.5L Crankshaft without Bearings

ES#3220387 - 11211315485 - S14 EVO3 2.5L Crankshaft without Bearings - S14 EVO3 2.5L Crankshaft without Bearings - Genuine European BMW - BMW

S14 EVO3 2.5L Crankshaft without Bearings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine European BMW - Corporate Logo
ES#:
3220387
Mfg#:
11211315485
Special Order: No Guaranteed ETA
Auto Notify
$3449.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Spline Lock Crank Hub Solution - Hub Only - N54

ES#3621960 - VTT-N54-CRANKHUB - Spline Lock Crank Hub Solution - Hub Only - N54 - A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. - Vargas Turbo Technologies - BMW

A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3621960
Mfg#:
VTT-N54-CRANKHUB
Ships in 10 Business Days
$818.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spline Lock Crank Hub Solution - Hub Only - N55 S55

ES#4389737 - VTT-N55-CRANKHUB - Spline Lock Crank Hub Solution - Hub Only - N55 S55 - A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. - Vargas Turbo Technologies - BMW

A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4389737
Mfg#:
VTT-N55-CRANKHUB
Ships in 10 Business Days
$818.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - S85

ES#4845631 - S85-WPC-RB - WPC-Treated Race Series Rod Bearing Set - S85 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845631
Mfg#:
S85-WPC-RB
In Stock
Auto Notify
ON SALE! SAVE 30%
$653.99

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

$457.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ferrea High Performance Valve Spring Kit, BMW N55/S55

ES#4736723 - FER-HPVSK-N55 - Ferrea High Performance Valve Spring Kit, BMW N55/S55 - Pair Your High Performance Valves with a Set of Upgraded Springs and Retainers! - 5150 Autosport - BMW

Pair Your High Performance Valves with a Set of Upgraded Springs and Retainers! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4736723
Mfg#:
FER-HPVSK-N55
Ships in 3 Business Days
$1049.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Cylinder Head Basic Replacement Kit

ES#2918762 - 11121707032-2KT - Complete Cylinder Head Basic Replacement Kit - Everything you will need to do a head service on your BMW - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918762
Mfg#:
11121707032-2KT
Ships on Jul 2, 2026
ON SALE!
$1642.99

This product was last offered at the strikethrough price on
01-03-2026

$1596.66 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Pro-Xtreme Connecting Rod Set - Tapered Small End - BMW N63/S63

ES#4742603 - CAR-CRS-S63-XTT - Pro-Xtreme Connecting Rod Set - Tapered Small End - BMW N63/S63 - Manufactured by industry leader CP-Carrillo, these rods are designed to handle up to 2000 HP and 9500 RPM! They feature a tapered rod end for seamless use with OEM pistons. - 5150 Autosport - BMW

Manufactured by industry leader CP-Carrillo, these rods are designed to handle up to 2000 HP and 9500 RPM! They feature a tapered rod end for seamless use with OEM pistons. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4742603
Mfg#:
CAR-CRS-S63-XTT
Ships in 3 Business Days
$2999.99 USD
Free Shipping
on orders $49 and up

More About Performance Engine Internals

Building your dream engine? We have all the bearings, pistons, connecting rods, timing components, and more to help make that dream a reality.

Other BMW Performance Engine Internals

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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