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BMW Performance Engine Internals

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IRP Crank Bolt Capture

ES#4465567 - IRPCBC-55 - IRP Crank Bolt Capture - Protect your Engine with this simple solution to spinning crank bolts! - IRP - Individual Racing Parts - BMW

Protect your Engine with this simple solution to spinning crank bolts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
4465567
Mfg#:
IRPCBC-55
In Stock
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP Connecting Rod Set - WMC - B48

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

Brand:
CP Carrillo - Corporate Logo
ES#:
4939899
Mfg#:
CAR-B48-SCR13676
Back Ordered
$1199.99 USD
Free Shipping
on orders $49 and up

High Performance Rod Bearing Set Std. - S58

ES#4727618 - 5150-HPRBS-S58 - High Performance Rod Bearing Set Std. - S58 - Upgrade to 5150's High Performance Connecting Rod Bearings! - 5150 Autosport - BMW

Upgrade to 5150's High Performance Connecting Rod Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4727618
Mfg#:
5150-HPRBS-S58
Ships in 3 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW N55/S55 Valves By Super Tech

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

Brand:
5150 Autosport - Corporate Logo
ES#:
4900024
Mfg#:
SUP-HPVK-S55-32/
Ships in 3 Business Days
$1143.99 USD
Free Shipping
on orders $49 and up

ECCENTRIC SHAFT

ES#3421124 - 11378630463 - ECCENTRIC SHAFT - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
3421124
Mfg#:
11378630463
In Stock
5% off MSRP

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

$1198.99

This product was last offered at the strikethrough price on
06-03-2026

$1142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Performance Rod Bearing Set - Standard Size

ES#4758065 - CR6887GPC - BMW Performance Rod Bearing Set - Standard Size - Standard Size Coated Connecting Rod Bearing Set - King - BMW

Standard Size Coated Connecting Rod Bearing Set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4758065
Mfg#:
CR6887GPC
In Stock
Limited Qty Sale
$279.99

This product was last offered at the strikethrough price on
05-21-2026

$225.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MMX Crank Hub Capture Plate - Black

ES#4429935 - MMR20-1002 - MMX Crank Hub Capture Plate - Black - Secure the safety of your engine with a Crank Bolt Capture Plate. - MMX Performance - BMW

Secure the safety of your engine with a Crank Bolt Capture Plate. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MMX Performance - Corporate Logo
ES#:
4429935
Mfg#:
MMR20-1002
Ships in 5 Business Days
$187.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy duty Constant Pressure Valve O-Ring - Priced Each

ES#2855081 - 11111318185ecs - Heavy duty Constant Pressure Valve O-Ring - Priced Each - Viton Fluoroelastomer resists degradation from heat and oil exposure. Don't service your CPV twice!! - ECS - BMW

Viton Fluoroelastomer resists degradation from heat and oil exposure. Don't service your CPV twice!! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2855081
Mfg#:
11111318185ECS
In Stock
ON SALE! SAVE 40%
$24.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Size 0.25 Oversized

ES#4140311 - mb7776si0.25 - Engine Main Bearing Kit - Size 0.25 Oversized - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
+0.25mm

Brand:
King - Corporate Logo
ES#:
4140311
Mfg#:
MB7776SI0.25
In Stock
$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore

ES#4685605 - 647005C-6 - N55/S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore - Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio - MANLEY - BMW

Upgrade to Manley's Platinum Series Pistons for increased performance! Stock 10.2:1 Compression Ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
.50mm Oversize

Brand:
MANLEY - Corporate Logo
ES#:
4685605
Mfg#:
647005C-6
In Stock at Vendor
4% off MSRP

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

$1140.99

This product was last offered at the strikethrough price on
06-03-2026

$1091.99 USD
Free Shipping
on orders $49 and up

WPC-Treated Race Series Rod Bearing Set - B46/B48

ES#4845650 - B48-WPC-RB - WPC-Treated Race Series Rod Bearing Set - B46/B48 - 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 MINI

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#:
4845650
Mfg#:
B48-WPC-RB
In Stock
Limited Qty Sale
$475.99

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

$354.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S65 VANOS Solenoid Valve - Intake

ES#2135776 - 11367843118 - S65 VANOS Solenoid Valve - Intake - Mounted on the side of the cylinder head - Genuine BMW - BMW

Mounted on the side of the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2135776
Mfg#:
11367843118
Ships in 2 Business Days
4% off MSRP

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

$548.99

This product was last offered at the strikethrough price on
06-03-2026

$525.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S65 High Performance Main Bearing Set - Standard

ES#4839653 - 5M1581H-STD - S65 High Performance Main Bearing Set - Standard - Includes upper and lower bearing shells for a complete main bearing replacement. - ACL - BMW

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

Brand:
ACL - Corporate Logo
ES#:
4839653
Mfg#:
5M1581H-STD
Back Ordered
Auto Notify
$209.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech High Performance Valve Spring Set - E46 M3 Z3M Z4M

ES#3036327 - TMS11760 - Supertech High Performance Valve Spring Set - E46 M3 Z3M Z4M - Performance valve springs for S54 engines. - Supertech - BMW

Performance valve springs for S54 engines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
3036327
Mfg#:
TMS11760
Ships in 8 Business Days
20% off MSRP

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

$1298.99

This product was last offered at the strikethrough price on
06-03-2026

$1038.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Coated Rod Bearing Kit

ES#4772513 - VAC-HPRBK-S62 - High Performance Coated Rod Bearing Kit - Friction-resistant rod bearings for maximum performance! - VAC Motorsports - BMW

Friction-resistant rod bearings for maximum performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4772513
Mfg#:
VAC-HPRBK-S62
Ships in 2 Business Days
$999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head - Bare

ES#2918684 - 11121707032 - Cylinder Head - Bare - Bare head, guides and seats only - AMC - BMW

Bare head, guides and seats only affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AMC - Corporate Logo
ES#:
2918684
Mfg#:
11121707032
Ships on Jun 26, 2026
$999.00 USD

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

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