Engines & Components

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

Estimated Ship Date: Feb 1, 2027 if shipped by air

• Core Charge $410.00

Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 165cc Intake, Stud, Ford, Small Block, Pair

Part Number: AFR-1402

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal

Part Number: SUM-150204

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24408105

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2026

Cylinder Heads, 165cc SBF Renegade 20 Degree Street, Assembled, Aluminum, 58cc Chamber, Square Exhaust, Ford, 289/302/351 Small Block Windsor, Pair

Part Number: AFR-1472

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Cylinder Heads, 180cc SBC Eliminator Street, Assembled, Aluminum, 65cc Chamber, Square Exhaust Port, Chevy, 302/327/350/400 Small Block, Pair

Part Number: AFR-0916

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Big Block, Kit

Part Number: SCA-1-95105BE

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 31, 2026

Accessory Drive Systems, LT Mid-Mount, Serpentine, Alternator, Power Steering, Water Pump, Belts, Damper, Natural Finish, GM, Gen V, 5.3L, 6.2L, Kit

Part Number: HLY-20-205

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if shipped by air

Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, 440 Chrysler, 482HP, Kit

Part Number: EDL-2087

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Nov 25, 2026

Engine Block, Ford 302 Cast Iron , 4-Bolt Mains, 8.200 in. Deck, 4.125 in. Bore, 1-Piece Rear Main Seal, Small Block, Each

Part Number: SUM-150207

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2026

Accessory Drive Systems, Chevy Front Runner Engine Drive Systems, Serpentine, Chrome Pulleys, Chrome Alternator, Chevrolet, Small Block, Kit

Part Number: VTA-174021

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2027

Pulley Kit, Serpentine, Aluminum, Black Powdercoat, Type 2 Power Steering Pump, Alternator, Water Pump, Air Conditioning, Ford, Small Block, Kit

Part Number: MLL-302FDACPS4BK

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 17, 2026

Cylinder Heads, Competition Porting, Aluminum, Assembled, 58cc Chamber, 195cc Intake, Ford, Small Block, Pair

Part Number: AFR-1381-716

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Accessory Drive Systems, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, Natural Finish, Chevy, LS, Kit

Part Number: BTC-ACD-LS01

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if shipped by air

Pro LS Rotating Assembly, 325 Cid., 3.780 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R24367807

Not Yet Reviewed

Estimated Ship Date: Today

Crate Engine, Chrysler 360 Magnum 350 HP Base Long Block, Assembled, 9.3:1 Compression, Cast Iron Heads, External Balance, Dodge, Jeep, 5.9L, Each

Part Number: HPE-HP113

Not Yet Reviewed

Estimated Ship Date: Feb 1, 2027 if shipped by air

• Core Charge $590.00

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-B14125030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 14, 2026 if shipped by air

Cylinder Heads, 185cc SBF Renegade 20 Degree Street, Assembled, 58cc Chamber, 185cc/70cc, Rect. Intake/Sq. Exhaust, AIR, Aluminum, Ford, Windsor, Pair

Part Number: AFR-1422

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Engine Rotating Assembly, Competition, Forged Crank, Forged Pistons, H-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-B14003030

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Jan 11, 2027 if shipped by air

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBS42B-MG

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2027

Cylinder Heads, Street Porting, Aluminum, Assembled, 65cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1040

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L06512

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2026

Short Block, Crate Engine, Cast, 1-Pc. Main Seal, Forged Internals, 4-Bolt Main, Internal/External Balance, 9.025 in. DH, Chevy, Small Block, 383,Each

Part Number: HPE-SP35

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 27, 2027

• Core Charge $510.00

Cylinder Heads, Aluminum, Assembled, 75cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1066

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Dec 21, 2026 if shipped by air

Engine Block SBC, 2PC, SIAM, 9.025 x 4.125, 350MAIN, CAST MC

Part Number: MLL-BPP12110343

Not Yet Reviewed

Estimated Ship Date: Today