CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

LS Rear Main Seal Adapter Bolts LS1, LS3, LS2, LSX, Set of 12

Part Number: ICB-551435

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Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Cadillac, Chevy, Ford, GMC, Mazda, Mercury

Part Number: ADO-38008

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Rod Bearing, AL Series, Direct Replacement, Stock Size, AL-5, Chevy, Small Block, Each

Part Number: CLE-CB663A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Camshaft Kit, Pro LS, Hydraulic Roller Tappet, Advertised Duration 280/292, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-8708-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Cylinder Head Studs, Pro Series, Block Thread Repair, ARP2000 Alloy, 12-Point Nuts, Chevy, LS, Kit

Part Number: ARP-234-4348

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Rod Bearings, CH-Series, Tri Metal, Standard Size, Chevy, Small Block, Set of 8

Part Number: SLP-8-7100CHA

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Alternator Brackets, Billet Aluminum, Natural, Chevy, Pontiac, Kit

Part Number: PWM-860

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Estimated Ship Date: Today

Engine 427 c.i. GM LS Style Proseries Iron Block, GM Intake, BPE Pulley Kit

Part Number: MLL-S0012

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Oil Filler Caps, LS Engine Oil Fill Caps, Dished, Round, Screw-in, Aluminum, Silver, Chevrolet, Small Block LS, Each

Part Number: HLY-241-198

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Estimated Ship Date: Today

Engine Rotating Assembly, Street/Strip, Forged Piston, Forged Crank, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B627004000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 8, 2025 if ordered today

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Alternator Bracket, Truck Spacing G8 Style Low Mount Alternator Bracket

Part Number: ICB-551887-3

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Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400408

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244007021

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Pistons, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 3.785 in. Bore, 0.945 in. Wrist Pin, GM, LS, 4.8/5.3L, Set

Part Number: UEM-IC9985C-005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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228/242 LS PD S/C Camshaft, 5150, Hyd Roller, 3 bolt 228/242 dur @.050", .604"/.587" lift, 118 deg LSA

Part Number: CXM-03-01-0054

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 24, 2025 if ordered today

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Rocker Arm Mounting Stand, Shaft Style, Fits LS1-style Heads, Chevrolet, Small Block LS, Each

Part Number: BTC-SRKR1BASE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

DIPSTICK

Part Number: LOK-XED-5042

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Estimated Ship Date: Tomorrow if ordered today

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Crankshaft, Forged 4340 Steel, 3.625 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APH-31V-AS

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Cylinder Head, GenX® 260, CNC Competition Ported, Bare, 70cc CNC Chambers, 6-Bolt Mounting, GM LSX, Each

Part Number: TFS-3271B003-C01

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ALUMINUM LS VALVE COVERS Chrome

Part Number: NAL-19156433

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Rocker Arms, Pro Series, Pedestal Mounting, Full Roller, Stainless Steel, 1.7 Ratio, for Use with Cathedral Port Heads, Chevy, GMC, Pontiac, Set of 16

Part Number: PQX-0234631

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pistons, Gas Nitrided Rings, 4.030 in. Bore, Chevy, Kit

Part Number: WIS-K464X3

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Alternator Bracket, Upper/Lower Bracket, Billet Aluminum, Natural, Cylinder Head Mount, Driver Side High Mount, Chevy, LS, Kit

Part Number: ICB-551566-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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VALVE COVER BOLTS LSX-DR

Part Number: PRO-66330

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, Chevy LS, .001 Extra Clearance, Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HXCS

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