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BMW G07 X7 xDrive50i N63 4.4L

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BMW G07 X7 xDrive50i N63 4.4L Performance Engine Internals

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N63/S63 High Performance Rod Bearing Set - Standard

ES#4845491 - 8B1578H-STD - N63/S63 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. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ACL - Corporate Logo
ES#:
4845491
Mfg#:
8B1578H-STD
In Stock
$234.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Std. Size

ES#4375434 - MB5801SM - Engine Main Bearing Kit - Std. Size - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
King - Corporate Logo
ES#:
4375434
Mfg#:
MB5801SM
In Stock
13% off MSRP

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

$326.99

This product was last offered at the strikethrough price on
09-08-2026

$283.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set - Standard Size

ES#4056399 - CR8050SV - Connecting Rod Bearing Set - Standard Size - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Standard Size

Brand:
King - Corporate Logo
ES#:
4056399
Mfg#:
CR8050SV
In Stock
13% off MSRP

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

$375.99

This product was last offered at the strikethrough price on
10-27-2026

$325.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Connecting Rod Set - N63/S63 Pro-Xtreme

ES#4759198 - CAR-CRS-S63-XT - CP-Carrillo Connecting Rod Set - N63/S63 Pro-Xtreme - Upgrade to CP-Carrillo Connecting Rods! - 5150 Autosport - BMW

Upgrade to CP-Carrillo Connecting Rods! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For Use With Aftermarket Pistons Only!

Brand:
5150 Autosport - Corporate Logo
ES#:
4759198
Mfg#:
CAR-CRS-S63-XT
Ships in 3 Business Days
$2899.99 USD
Free Shipping
on orders $49 and up

CP Forged Piston Set - N63 - Pro-Xtreme Heavy Duty

ES#4759204 - CP-FPS-N63-XT-HD - CP Forged Piston Set - N63 - Pro-Xtreme Heavy Duty - Upgrade to CP-Carrillo Pistons! 9.5:1 Compression - 5150 Autosport - BMW

Upgrade to CP-Carrillo Pistons! 9.5:1 Compression Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
5150 Autosport - Corporate Logo
ES#:
4759204
Mfg#:
CP-FPS-N63-XT-HD
Ships in 3 Business Days
$2464.99 USD
Free Shipping

Connecting Rod Bearing Set - 0.25mm Oversized

ES#4760041 - CR8050SV0.25 - Connecting Rod Bearing Set - 0.25mm Oversized - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
+0.25mm

Brand:
King - Corporate Logo
ES#:
4760041
Mfg#:
CR8050SV0.25
In Stock at Vendor
14% off MSRP

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

$375.99

This product was last offered at the strikethrough price on
10-27-2026

$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set - 0.50mm Oversized

ES#4760042 - CR8050SV0.5 - Connecting Rod Bearing Set - 0.50mm Oversized - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
+0.50mm

Brand:
King - Corporate Logo
ES#:
4760042
Mfg#:
CR8050SV0.5
In Stock at Vendor
14% off MSRP

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

$375.99

This product was last offered at the strikethrough price on
10-27-2026

$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit - N63

ES#4759178 - ARP-HSK-N63 - ARP Head Stud Kit - N63 - Increase Cylinder Head Clamping Force! - ARP - BMW

Increase Cylinder Head Clamping Force! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ARP - Corporate Logo
ES#:
4759178
Mfg#:
ARP-HSK-N63
Ships in 3 Business Days
Starting at $749.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Size 0.25 Oversized

ES#4759927 - MB5801SM0.25 - Engine Main Bearing Kit - Size 0.25 Oversized - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
King - Corporate Logo
ES#:
4759927
Mfg#:
MB5801SM0.25
In Stock at Vendor
22% off MSRP

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

$326.99

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

$255.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Athena Cut Ring Head Gasket S63/N63

ES#4759188 - ATH-HG-CR-S63-90 - Athena Cut Ring Head Gasket S63/N63 - The Best Upgraded Head Gasket Solution on The Market! - 5150 Autosport - BMW

The Best Upgraded Head Gasket Solution on The Market! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
5150 Autosport - Corporate Logo
ES#:
4759188
Mfg#:
ATH-HG-CR-S63-90
Ships in 3 Business Days
$446.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N63/S63 High Performance Main Bearing Set - Standard

Includes upper and lower bearing shells for a complete main bearing replacement. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ACL - Corporate Logo
ES#:
4845547
Mfg#:
5M1573H-STD
Back Ordered
$409.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Valve - Race

ES#4766320 - Gin-001-RVC - Oil Cooler Valve - Race - Reduces oil temperature, ensuring engine durability even during performance operation - Gintani - BMW

Reduces oil temperature, ensuring engine durability even during performance operation Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Gintani - Corporate Logo
ES#:
4766320
Mfg#:
GIN-001-RVC
Back Ordered
$170.00 USD
Free Shipping
on orders $49 and up

Engine Main Bearing Kit - Size 0.50 Oversized

ES#4685268 - MB5801SM0.5 - Engine Main Bearing Kit - Size 0.50 Oversized - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
0.50mm Undersize

Brand:
King - Corporate Logo
ES#:
4685268
Mfg#:
MB5801SM0.5
Ships in 2 Business Days
13% off MSRP

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

$327.00

This product was last offered at the strikethrough price on
10-27-2026

$285.99 USD
Free Shipping
Scratch and Dent Item

ACL N63/S63 High Performance Rod Bearing Set - Standard *Scratch And Dent*

ES#5396466 - 8B1578H-STD - ACL N63/S63 High Performance Rod Bearing Set - Standard *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.*** Includes upper and lower bearing shells for a complete rod bearing replacement. - Scratch & Dent - BMW

***Please see photos and description prior to ordering, all sales final.*** Includes upper and lower bearing shells for a complete rod bearing replacement. ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Scratch & Dent - Corporate Logo
ES#:
5396466
Mfg#:
8B1578H-STD
In Stock
ON SALE! SAVE 34%
$229.99

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

$152.00 USD
Free Shipping
on orders $49 and up

Multi-Layered Steel Head Gasket - Priced Each

ES#4758211 - VAC-HG-S63-90040 - Multi-Layered Steel Head Gasket - Priced Each - VAC Motorsports - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
VAC Motorsports - Corporate Logo
ES#:
4758211
Mfg#:
VAC-HG-S63-90040
Ships on Nov 12, 2026
$131.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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.

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