CHEVROLET Chevy small block Gen I Holley Engines & Components

Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Black, Chevrolet, Small Block Gen I, Kit

Part Number: HLY-20-240BK

4.6 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Accessory Drive Systems, Mid-Mount, Serpentine, A/C, P/S, LT1 Style Alternator/Water Pump, Belt, Hardware, Natural, Chevrolet, Small Block Gen I, Kit

Part Number: HLY-20-240

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Polished, Baffled, Chevy, Gen I, 283-400ci, Pair

Part Number: HLY-241-287

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series, Perimeter Bolt, Tall, Finned, Holley Logo, Cast Aluminum, Black Finish, Textured, Baffled, Chevy, 283-400ci, Pair

Part Number: HLY-241-242

3.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Timing Covers, 1-Piece, Aluminum, Natural, Chevrolet, Small Block, With Crank Sensor, Each

Part Number: HLY-21-152

4.44 out of 5 stars ( 25 )

Estimated Ship Date: Today

Timing Covers, 1-Piece, Aluminum, Holley Logo, Natural, Chevrolet, Small Block, Without Crank Sensor, Each

Part Number: HLY-21-150

4.2 out of 5 stars ( 15 )

Estimated Ship Date: Today

Valve Covers, M/T, Perimeter Bolt, Tall, Finned, Cast Aluminum, Black, Baffled, Chevy, 262ci, 267ci, 283ci, 305ci, 307ci, 327ci, 350ci, 400ci, Pair

Part Number: HLY-241-83

5.0 out of 5 stars ( 13 )

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Valve Covers, Vintage Series. Perimeter Bolt, Tall, Finned, Cast Aluminum, Back Finish, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-108

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Valve Covers, Muscle Series, Perimeter Bolt, Stock Height, Finned, Cast Aluminum, Natural Finish, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-134

4.7 out of 5 stars ( 10 )

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Valve Covers, Track Series, Perimeter Bolt, Chevrolet Logo, Fabricated Aluminum, Black Gloss, Baffled, Chevy, Gen I, 283-400ci, Pair

Part Number: HLY-241-288

Not Yet Reviewed

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Valve Covers, Muscle Series, Perimeter Bolt, Stock Height, Finned, Cast Aluminum, Orange Painted, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-136

4.67 out of 5 stars ( 3 )

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Valve Covers, M/T, Perimeter Bolt, Tall, Finned, Cast Aluminum, Polished, Baffled, Chevy, 262ci, 267ci, 283ci, 305ci, 307ci, 327ci, 350ci, 400ci, Pair

Part Number: HLY-241-82

3.0 out of 5 stars ( 5 )

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Valve Covers, Vintage Series, Perimeter Bolt, Holley Logo, Cast Aluminum, Black Satin, Baffled, Chevrolet, Gen V, VI, Mark IV, 396-454ci, Pair

Part Number: HLY-241-302

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Valve Covers, Sniper EFI, Fabricated, Aluminum, Short, Baffled, Black Gloss, 1.25 in. Breather Holes, Hardware, Chevy, Small Block, 283-400ci, Pair

Part Number: SNE-890010B

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series, Centerbolt, Finned, Holley Logo, Cast Aluminum, Red Gloss Finish, Baffled, Chevy, 5.0L, 5.7L, Pair

Part Number: HLY-241-250

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Valve Covers, Muscle Series, Centerbolt, Chevrolet Logo, Cast Aluminum, Black Satin, Baffled, Chevy, Gen I, 5.0L, 5.7L, Pair

Part Number: HLY-241-292

1.0 out of 5 stars ( 5 )

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Valve Covers, Track Series, Centerbolt, Tall, Chevrolet Logo, Fabricated Aluminum, Black Gloss, Baffled, Chevy, 5.0L, 5.7L, Pair

Part Number: HLY-241-286

2.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Timing Covers, 1-Piece, Aluminum, Black, Chevrolet, Small Block, Without Crank Sensor, Each

Part Number: HLY-21-151

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series. Perimeter Bolt, Tall, Finned, Cast Aluminum, Natural Finish, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Valve Covers, Muscle Series, Perimeter Bolt, Stock Height, Finned, Cast Aluminum, Black Powdercoat, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-135

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series. Perimeter Bolt, Tall, Finned, Cast Aluminum, Polished Finish, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-107

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Timing Covers, 1-Piece, Aluminum, Black, Chevrolet, Small Block, With Crank Sensor, Each

Part Number: HLY-21-153

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series, Centerbolt, Finned, Holley Logo, Cast Aluminum, Black Satin Finish, Baffled, Chevy, 5.0L, 5.7L, Pair

Part Number: HLY-241-247

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Valve Covers, Muscle Series, Perimeter Bolt, Stock Height, Finned, Cast Aluminum, Polished Finish, Chevy, 4.3-6.6L, Pair

Part Number: HLY-241-137

4.13 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Valve Covers, Vintage Series, Centerbolt, Finned, Holley Logo, Cast Aluminum, Orange Gloss Finish, Baffled, Chevy, 5.0L, 5.7L, Pair

Part Number: HLY-241-249

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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