Engine Block and Components

Browse engine block and components engineered for street and track, curated by the XT Motorsports team. From daily drivers to race weekends, the XT Motorsports catalog covers the applications enthusiasts actually run. Shop by brand, application, or category and earn XT Rewards on every order.

1100 products
Belltech SHACKLE KIT 2019+ SIlverado / Sierra 2WD/4WD 2in Drop - 6416
Belltech
$115.00
Eagle Standard Forged Crankshaft 4340 Chromoly Steel - 428135435933
Eagle Standard Forged Crankshaft 4340 Chromoly Steel - 428135435933
Eagle
$1,158.99
Eagle Standard Forged 4340 Chromoly Steel - 428137505850
Eagle Standard Forged 4340 Chromoly Steel - 428137505850
Eagle
$1,158.99
Eagle Chevrolet LS 4340 4.375in Stroke 24 Tooth Reluctor Forged Crankshaft - 434643756460
Eagle Chevrolet LS 4340 4.375in Stroke 24 Tooth Reluctor Forged Crankshaft - 434643756460
Eagle
$1,203.99
Eagle Chevrolet LS 4340 3.800in Stroke 24 Tooth Reluctor Forged Crankshaft - 434638006100
Eagle Chevrolet LS 4340 3.800in Stroke 24 Tooth Reluctor Forged Crankshaft - 434638006100
Eagle
$1,170.99
Eagle Chevrolet LS 4340 4.375in Stroke 58 Tooth Reluctor Forged Crankshaft - 434743756460
Eagle Chevrolet LS 4340 4.375in Stroke 58 Tooth Reluctor Forged Crankshaft - 434743756460
Eagle
$1,203.99
Eagle Chevrolet LS 4340 3.900in Stroke 58 Tooth Reluctor Forged Crankshaft - 434739006100
Eagle Chevrolet LS 4340 3.900in Stroke 58 Tooth Reluctor Forged Crankshaft - 434739006100
Eagle
$1,170.99
Eagle Chevrolet LS 4340 3.900in Stroke 24 Tooth Reluctor Forged Crankshaft - 434639006100
Eagle Chevrolet LS 4340 3.900in Stroke 24 Tooth Reluctor Forged Crankshaft - 434639006100
Eagle
$1,170.99
Eagle Chevrolet LS 4340 3.800in Stroke 58 Tooth Reluctor Forged Crankshaft - 434738006100
Eagle Chevrolet LS 4340 3.800in Stroke 58 Tooth Reluctor Forged Crankshaft - 434738006100
Eagle
$1,170.99
Eagle Chevrolet LS 4340 4.000in Stroke 58 Tooth Reluctor Forged Crankshaft - 434740006100
Eagle Chevrolet LS 4340 4.000in Stroke 58 Tooth Reluctor Forged Crankshaft - 434740006100
Eagle
$1,170.99
Eagle Chevrolet LS 4340 4.125in Stroke 58 Tooth Reluctor Forged Crankshaft - 434741256100
Eagle Chevrolet LS 4340 4.125in Stroke 58 Tooth Reluctor Forged Crankshaft - 434741256100
Eagle
$1,170.99
Perrin 15-16 Subaru WRX / STI Neon Yellow Pulley Cover For FA DIT Engines - PSP-ENG-152NY
Perrin Performance
$183.00 $155.55 Sale
Wehrli 01-16 Chevrolet 6.6L Duramax Valley CP3 Block Off Plate - WCF100024
Wehrli 01-16 Chevrolet 6.6L Duramax Valley CP3 Block Off Plate - WCF100024
Wehrli
$75.00 $72.75 Sale
Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate - WCF100096
Wehrli 11-16 Chevrolet 6.6L LML Duramax Turbo Resonator Billet Block Off Plate - WCF100096
Wehrli
$47.00 $45.59 Sale
Ford Racing 5.0L / 5.2L Aluminum Cam Cover - Pair - M-6067-M52S
Ford Racing
$395.00
Brian Crower Crankshaft - Ford Coyote 3.750in Stroke 4340 Billet w/ 1.888in Crank Pin - Unbalanced - BC5428
Brian Crower
$5,422.20
Mahle 86-89 Porsche 911 Series Cylinder Sleeve Assembly Ring Set - 503 55 92
Mahle OE
$723.27
Mishimoto 2015+ Ford Mustang GT RHD Oil Cooler Block-Off Plate - Black - MMOCP-MUS8-15
Mishimoto 2015+ Ford Mustang GT RHD Oil Cooler Block-Off Plate - Black - MMOCP-MUS8-15
Mishimoto
$57.00 $51.95 Sale
BLOX Racing Brake Booster Elimi-Plate - Black - BXFL-10002-BK
BLOX Racing Brake Booster Elimi-Plate - Black - BXFL-10002-BK
BLOX Racing
$78.00 $62.40 Sale
Seibon 92-06 Acura NSX OEM-Style Carbon Fiber Engine Cover - EC9206ACNSX
Seibon 92-06 Acura NSX OEM-Style Carbon Fiber Engine Cover - EC9206ACNSX
Seibon
$1,100.00 $990.00 Sale
Eagle Chrysler A 318/340 3.310in Stroke Forged Crankshaft - 434033106123
Eagle Chrysler A 318/340 3.310in Stroke Forged Crankshaft - 434033106123
Eagle
$1,238.99
Brian Crower Crankshaft - Nissan RB26/RB25 73.7mm Stroke 4340 Billet - BC5235
Brian Crower Crankshaft - Nissan RB26/RB25 73.7mm Stroke 4340 Billet - BC5235
Brian Crower
$4,778.55
BLOX Racing Brake Booster Elimi-Plate - Silver - BXFL-10002-SI
BLOX Racing Brake Booster Elimi-Plate - Silver - BXFL-10002-SI
BLOX Racing
$78.00 $62.40 Sale
Manley Chrysler Hemi 5.7/6.4L 4.080in Stroke Crankshaft - 192058
Manley Performance
$1,476.70 $1,358.56 Sale
Fluidampr 08-10 Ford 6.4L Powerstroke Diesel Damper - 800211
Fluidampr 08-10 Ford 6.4L Powerstroke Diesel Damper - 800211
Fluidampr
$756.84 $643.31 Sale
Manley Chevrolet LS-7 Small Block Long Snout 1800gm 4.100in Stroke Crank w/ 58 Tooth Reluctor Wheel - 192758
Manley Performance
$1,384.63 $1,273.86 Sale
Brian Crower Crankshaft-Chevy LS Series 4.125in Stroke w/58 Tooth Reluctor Wheel 4340 Unbalanced - BC5458U
Brian Crower Crankshaft-Chevy LS Series 4.125in Stroke w/58 Tooth Reluctor Wheel 4340 Unbalanced - BC5458U
Brian Crower
$1,671.60
Manley Mitsubishi 4G63/4G64 7 Bolt 4340 Billet 100mm Stroke 29.5 lbs Turbo Tuff Series Crankshaft - 190120BSLW
Manley Performance
$2,295.89 $2,181.10 Sale
Fluidampr 11+ Chevy/GM 6.6L Duramax Diesel Damper - 830121
Fluidampr 11+ Chevy/GM 6.6L Duramax Diesel Damper - 830121
Fluidampr
$676.26 $574.82 Sale
Weapon R 13 Scion FR-S Billet Aluminim Accessory Cover - Alternator Cover - 956-111-102
Weapon R 13 Scion FR-S Billet Aluminim Accessory Cover - Alternator Cover - 956-111-102
Weapon R
$56.00
Brian Crower Crankshaft -Subaru EJ205-WRX 79mm Stroke 4340 Billet - BC5609
Brian Crower Crankshaft -Subaru EJ205-WRX 79mm Stroke 4340 Billet - BC5609
Brian Crower
$2,614.50
Weapon R 13 Scion FR-S Billet Aluminim Accessory Cover - Air Conditioning Cover - 956-111-101
Weapon R 13 Scion FR-S Billet Aluminim Accessory Cover - Air Conditioning Cover - 956-111-101
Weapon R
$72.80
Fluidampr 91-08 VW Golf/05-12 Passat B6/B7 / 03-10 Audi TT Steel Internally Balanced Damper - 551221
Fluidampr 91-08 VW Golf/05-12 Passat B6/B7 / 03-10 Audi TT Steel Internally Balanced Damper - 551221
Fluidampr
$608.94 $517.60 Sale
Skunk2 Honda/Acura B Series VTEC Billet Wire Cover (Black Series) - 632-05-2091
Skunk2 Honda/Acura B Series VTEC Billet Wire Cover (Black Series) - 632-05-2091
Skunk2 Racing
$121.75 $115.66 Sale
Manley Chevrolet Big Block 4340 Non-Twist Forgings 4.250in Stroke Crankshaft - 190140
Manley Performance
$1,212.29 $1,115.31 Sale
Skunk2 Honda/Acura B Series VTEC Polished Billet Wire Cover - 632-05-2090
Skunk2 Honda/Acura B Series VTEC Polished Billet Wire Cover - 632-05-2090
Skunk2 Racing
$110.25 $104.74 Sale
Manley Chevrolet LT1 Directed Injected 4340 Forged 4.00in Stroke Pro Series Crankshaft - 194258
Manley Performance
$1,384.63 $1,273.86 Sale
Manley Chrysler 5.7L/6.1L Hemi 4340 Forged Crankshaft w/ 58 Tooth Reluctor Wheel - 191858
Manley Performance
$1,476.70 $1,358.56 Sale
Manley Chrysler 5.7L/6.1L Hemi 4340 Forged Crankshaft w/ 32 Tooth Reluctor Wheel - 191832
Manley Performance
$1,476.70 $1,358.56 Sale
Anderson Composites For LS Motors Engine Cover - AC-LSMEC
Anderson Composites
$499.00 $449.10 Sale