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BMW 328i Performance Engine Blocks

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WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55

ES#4845639 - N5X-WPC-RB - WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55 - 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#:
4845639
Mfg#:
N5X-WPC-RB
In Stock
ON SALE! SAVE 20%
$508.99

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

$407.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Standard Size

ES#3970225 - MB7776SI - Engine Main Bearing Kit - Standard Size - 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
Standard Size

Brand:
King - Corporate Logo
ES#:
3970225
Mfg#:
MB7776SI
In Stock
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SCHRICK CAMSHAFT SET, BMW M50/M52/S50/S52 276/270

ES#4447289 - SCH-CSS-S52-276/ - SCHRICK CAMSHAFT SET, BMW M50/M52/S50/S52 276/270 - A more aggressive option for street use and an upgrade from stock Recommended to Use With Vanos Limiters and Upgraded Valve Springs - VAC Motorsports - BMW

A more aggressive option for street use and an upgrade from stock Recommended to Use With Vanos Limiters and Upgraded Valve Springs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4447289
Mfg#:
SCH-CSS-S52-276/
Ships in 2 Business Days
$2640.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport WPC-Treated Race Series Main Bearing Set - N52 N54 N55 S55

ES#4845670 - N5X-WPC-MB - Turner Motorsport WPC-Treated Race Series Main Bearing Set - N52 N54 N55 S55 - The strongest & smoothest bearings for your BMW - featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and added durability. - Turner Motorsport - BMW

The strongest & smoothest bearings for your BMW - featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and added 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#:
4845670
Mfg#:
N5X-WPC-MB
In Stock
ON SALE! SAVE 20%
$607.99

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

$487.99 USD
Free Shipping
on orders $49 and up

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

Main Stud Kit - M50/M52/S50/S52

ES#4758996 - ARP-MSK-M50 - Main Stud Kit - M50/M52/S50/S52 - Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! - ARP - BMW

Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARP - Corporate Logo
ES#:
4758996
Mfg#:
ARP-MSK-M50
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Rod Bearing Set - N20

ES#4845642 - N20-WPC-RB - WPC-Treated Race Series Rod Bearing Set - N20 - 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#:
4845642
Mfg#:
N20-WPC-RB
In Stock
ON SALE! SAVE 30%
$475.99

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

$333.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Std. Size

ES#4745333 - MB5784si - Engine Main Bearing Kit - Std. Size - 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
Std. Size

Brand:
King - Corporate Logo
ES#:
4745333
Mfg#:
MB5784SI
Ships in 6 Business Days
$239.99 USD
Free Shipping
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

Engine Main Bearing Kit - 0.25mm Oversized

ES#4685252 - MB5784SI0.25 - Engine Main Bearing Kit - 0.25mm 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#:
4685252
Mfg#:
MB5784SI0.25
In Stock at Vendor
$218.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - 0.50mm Oversized

ES#4460392 - MB5784SI0.5 - Engine Main Bearing Kit - 0.50mm 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
+0.50mm

Brand:
King - Corporate Logo
ES#:
4460392
Mfg#:
MB5784SI0.5
In Stock at Vendor
$145.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Main Bearing Kit - Size 0.50 Oversized

ES#4685266 - MB7776SI0.5 - Engine Main Bearing Kit - Size 0.50 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
+0.50mm

Brand:
King - Corporate Logo
ES#:
4685266
Mfg#:
MB7776SI0.5
In Stock
Limited Qty Sale
$118.99

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

$94.99 USD
Free Shipping
on orders $49 and up

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