CHEVROLET ASTRO Engines & Components

Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3488-040

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Piston, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3488-060

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Piston, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3488-STD

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Piston, Cast, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3491-020

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Piston, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3491-030

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Piston, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3491-040

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Piston, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3491-060

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Piston, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3491-STD

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Piston, Hypereutectic, Dish, 4.020 in. Bore, 1.2mm, 1.5mm, 4.0mm Ring Grooves, GM, Each

Part Number: UEM-S3411H-020

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Piston, Hypereutectic, Dish, 4.030 in. Bore, 1.2mm, 1.5mm, 4.0mm Ring Grooves, GM, Each

Part Number: UEM-S3411H-030

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Engine Piston Ring Set, 6-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5712040

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Engine Timing Cover

Part Number: ATP-103714

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Accessory Belt Tensioner, Smooth Pulley, Chevy, GMC, Each

Part Number: ADO-38144

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Accessory Belt Tensioner, Serpentine, 4-rib, Chevy, GMC, Each

Part Number: ADO-38135

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Estimated Ship Date: Dec 3, 2025 if ordered today

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ENG OIL PAN

Part Number: ATP-103035

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COVER

Part Number: NAL-93441317

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Engine Timing Chain

Part Number: NAL-14087014

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Harmonic Balancer, OEM Replacement, Chevy, GMC, Oldsmobile, 4.3L, Each

Part Number: PBB-PB1105N

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COVER

Part Number: NAL-12554256

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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ACSRY BLT DRV COMP KIT

Part Number: ADO-ACK060947K5

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Piston Rings, Moly, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 6-Cylinder, Set

Part Number: SLP-E-920K20

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Piston Rings, Moly, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. 6-Cylinder, 0.190 in. Deep Groove, VIN Z, Set

Part Number: SLP-E-459K20

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Piston Rings, Cast, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. 6-Cylinder, 0.190 in. Deep Groove, VIN Z, Set

Part Number: SLP-E-459X20

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Piston Rings, Cast, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. 6-Cylinder, 0.190 in. Deep Groove, VIN Z, Set

Part Number: SLP-E-459X60

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Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Shallow Groove, Set

Part Number: SLP-E-628K

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Estimated Ship Date: Nov 10, 2025 if ordered today

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