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

Oil Cooler Block-Off Plate, Billet Aluminum, Clear Anodized, Chevy, LS, Each

Part Number: SUM-121025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Each

Part Number: MAN-221422-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Engine Oil Filler Tube, Plastic, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: RNB-917-420

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Valve, Intake, Stainless Steel, 2.250 in. Diameter, .314 in. Stem, 5.200 in. Length, Chevrolet, Each

Part Number: BRO-BR70225

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Main Bearings, SI-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5

Part Number: KGB-MB5293SI030

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Cooler Block-Off Plate, Aluminum, Black Anodized, 1/8 in. NPT Port, Chevy, LS, Each

Part Number: PGP-PRP-4526

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Valves, Exhaust, 1.551 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Each

Part Number: MEL-V1935S

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Rod Bearings, 0.001 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Checker, Chevy, Pontiac, Hummer, V8, Set of 8

Part Number: SLP-8-2555A1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Valve, Replacement, Intake, 2.080 in. Head Diameter, 0.313 in. Stem Diameter, 4.900 in. Overall Length, Stainless Steel, Chevy, LS1, Each

Part Number: AFR-7208-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Galley Plugs, Engine Block Oil Restrictor Galley Plug Passage Barbells, Nylon, O-ring, Chevy, Small Block LS, Each

Part Number: ICB-551284

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Cooler Bypass Block-Off Plate, Billet Aluminum, Clear Anodized, With Dual 1/8 in. NPT Ports, Chevy, LS, Each

Part Number: SUM-121029

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Engine Oil Filler Caps, GM Genuine Parts, Stock Top Style, Round, Plastic, Black, Chevrolet, GMC, Each

Part Number: ADO-FC279

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Bolt Kit, Alternator/Power Steering, Hex Head, Zinc Plated, Chevy, LS, Kit

Part Number: ICB-551201

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Cylinder Sleeve, Cast Iron, 3.870 in. Bore I.D., 5.600 in. Length, Chevy, 5.7L LS, Each

Part Number: MEL-CSL332F

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Thrust Washer Bearings, Performance Usage, Stock Size, Buick, Chevrolet, GMC, Hummer, Pontiac, Pair

Part Number: ADO-89017572

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Valve, Replacement, Intake, 2.020 in. Head Diameter, 0.313 in. Stem Diameter, 4.900 in. Overall Length, Stainless Steel, Chevy, LS1, Each

Part Number: AFR-7207-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Valve, Intake, Stainless Steel, 2.000 in. Diameter, 8.0mm Stem, 4.900 in. Length, GenX® 205, GM LS, Each

Part Number: TFS-30500211-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Belt, Poly Rib, Serpentine, 4-Rib, 42 in. Length, Each

Part Number: DAC-5040420

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Valve, Intake, Stainless Steel, 2.055 in. Diameter, 8.0mm Stem, 124.45mm Length, GenX®, GM LS, Each

Part Number: TFS-30600210-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Valves, Exhaust, XH-428 Stainless, 1.610 in. Head Diameter, 5.230 in. Length, Chevy, 7.0L LS, Set of 8

Part Number: MAN-11679-1

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11360-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

GM Gen III.LS1/LS6; Guideplate; Type Flat; Pushrod Size .3125 in.; 8 pc.;

Part Number: CCA-4854-8

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Fill Cap, Twist-In, Billet Aluminum, Brushed, -10 AN, LS, Gen-V, Coyote, Each

Part Number: SUM-380192

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

1.8 LS1 Blue Race Single Rocker Arm w/washer, pedestal & u-channel

Part Number: SCC-SCP1099-1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11390-1

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025