CHEVROLET Engines & Components

Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400058

5.0 out of 5 stars ( 1 )

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Cylinder Heads, E-Street, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevy, Small Block, Pair

Part Number: EDL-5089

4.47 out of 5 stars ( 36 )

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Cylinder Head, PowerOval® 280, Aluminum, Assembled, 113cc Chamber, 280cc Intake, Chevy, Big Block, Each

Part Number: TFS-41310001-M13

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 5, 2026 if ordered today

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Cylinder Head, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302, 327, 350, .575 in. Hyd Roller Pair

Part Number: SUM-162111

4.56 out of 5 stars ( 18 )

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Connecting Rod, Compstar Extreme, Forged 4340 Steel, H-Beam, Cap Screw, ARP 2000, Bushed, 6.125 in. Length, Chevy, Small Block, LS, Set of 8

Part Number: CPI-C6125DS2A2AX

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Cylinder Heads, IK 200, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, Pair

Part Number: BRO-1021001

4.33 out of 5 stars ( 21 )

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Belt Drive, 2-Piece Upper, Dry System, Chevy, Big Block, Mark IV, Kit

Part Number: JES-KBD-32000

5.0 out of 5 stars ( 1 )

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Cylinder Heads, IK 180, Aluminum, Assembled, 64cc Chamber, 180cc Intake Runner, Chevy, 327, 350, 400, Pair

Part Number: BRO-1021004

4.53 out of 5 stars ( 17 )

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Engine Rotating Assembly, Street, Cast Crank, Pistons, Flat Top, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15405E030

4.83 out of 5 stars ( 6 )

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Connecting Rods, Forged 3-Pocket Beam, 6.125 in. Length, ARP2000 Bolts, 692g, Chevy LS Engines/Gen V LT, Set

Part Number: BLN-LS6125-927

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Cylinder Head, Performer RPM, Aluminum, Assembled, 110cc Chamber, 290cc Intake Runner, Chevy, Big Block, Each

Part Number: EDL-60459

3.5 out of 5 stars ( 6 )

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Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32610002-C01

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Estimated Ship Date: May 5, 2026 if ordered today

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each

Part Number: TFS-3061T001

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Cylinder Head, Performer RPM 454-O High-Compression, Assembled, 100cc Chamber, Hydraulic Roller, Oval/Round Ports, Aluminum, Chevy, Big Block, Each

Part Number: EDL-60435

3.44 out of 5 stars ( 9 )

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Cylinder Head, BB-2 Xtra, Aluminum, Assembled, 119cc Chamber, 365cc Intake Runner, Chevy, Big Block, Each

Part Number: BRO-2021024

4.71 out of 5 stars ( 7 )

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Cylinder Head, Performer RPM, Aluminum, Assembled, 118cc Chamber, 315cc Intake Runner, Chevy, Big Block, Each

Part Number: EDL-60555

4.0 out of 5 stars ( 4 )

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Cylinder Head, Performer RPM, Aluminum, Assembled, 110cc Chamber, 290cc Intake Runner, Chevy, Big Block, Each

Part Number: EDL-60455

4.33 out of 5 stars ( 9 )

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Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0002

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Cylinder Heads, IK 180, Aluminum, Assembled, 64cc Chamber, 180cc Intake Runner, Chevy, 327, 350, 400, Pair

Part Number: BRO-1021005

4.75 out of 5 stars ( 12 )

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Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Hypereutectic Dish Pistons, 1 pc Seal, Chevy, 383, Kit

Part Number: ESP-B15504L03068

5.0 out of 5 stars ( 3 )

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Cylinder Head, Race-Rite, Aluminum, Assembled, 119cc Chamber, 294cc Intake Runner, Chevy, 396-454, Each

Part Number: BRO-2061009

4.33 out of 5 stars ( 3 )

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Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367807

5.0 out of 5 stars ( 2 )

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Cylinder Head, Rectangular Port, Assembled, Aluminum, 119cc Chamber, 312cc Intake Runner, Chevy, Big Block

Part Number: BRO-2061018

5.0 out of 5 stars ( 2 )

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Cylinder Head, LS3, Aluminum, Assembled, 68.4cc, 260cc Intake Runner, Each

Part Number: NAL-12675871

5.0 out of 5 stars ( 3 )

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