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

Valve Spring, LS, Dual, 1.295 in. O.D., 1.060 in. Coil Bind Height, 407 lbs./in. Rate, Each

Part Number: HRS-98118-1

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Valve Spring, RPM Series, Beehive, Single, 1.290 in. O.D., 384 lbs/in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1211X

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Lower drivers side Alternator Mount Drill Guide Template (only). For drilling the boss on a factory Chevrolet Gen. 3 Engine Block.

Part Number: SUM-900342

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4860S060

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Valve 1.600" x 6.250 5 16 Stainless Valve 1.600" 5 16 Premium Solid Steel Race Valve (6.250"), Each

Part Number: MML-421-601

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Pro LS Valve Spring, Drop in, 0.630 Max Lift, Single Beehive, 1.300 in. O.D., 340 lbs./in. Spring Rate, 1.800 in. Installed Height, Each

Part Number: SUM-174005-1

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Rod Bearing, V Series, .010 in. Crankshaft Undersize, Lead Indium, Chevy, Small Block, Each

Part Number: CLE-CB663VN10

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Valve Spring, Dual, 1.290 in. Outside Diameter, 340 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: HRS-98116-1

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Single

Part Number: MAN-221436-1

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Valve Spring, Single, 1.075 in. / 1.300 in. Diameter, Chevy, LS, Each

Part Number: MEL-466944

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Valve Cover Grommets, Rubber, Chevy, LS, Set of 8

Part Number: GRN-640368

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Vented Oil Fill Cap, Threaded Insert, -10 ORB Female, LS, LT and Coyote 1/4 in. Turn, Billet Aluminum, Natural, Each

Part Number: GRN-280117

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Valve Lifter Guide, Plastic, Hydraulic Roller, Rear For AFM/DOD, Chevrolet, LS, Each

Part Number: NAL-12669185

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Estimated Ship Date: Feb 2, 2026 if ordered today

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CAP

Part Number: NAL-12573337

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Idler Pulley, Replacement, Serpentine, Smooth, Steel, Black, Cadillac, Chevy, Ford, GMC, Lincoln, Pontiac, Saturn, Each

Part Number: FSS-45084

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Rocker Arm Bolts, SCM435 Alloy Steel, Black Oxide, GM LS7, 8mm x 1.25 Thread Pitch, 45mm UHL, 12 Point, Set of 8

Part Number: PQX-1011053

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Estimated Ship Date: Nov 19, 2025 if ordered today

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