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Holley

1985 GMC Holley Engines & Components

Showing In Stock Items. Show All 32 Items.

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Results 1 - 25 of 31

Holley Mid-Mount Complete Accessory Systems 20-240BK

Holley Mid-Mount Complete Accessory Systems 20-240BK

Holley Mid-Mount Complete Accessory Systems 20-240BK

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: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Mid-Mount Complete Accessory Systems 20-242BK

Holley Mid-Mount Complete Accessory Systems 20-242BK

Holley Mid-Mount Complete Accessory Systems 20-242BK

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

Part Number: HLY-20-242BK

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Mid-Mount Complete Accessory Systems 20-240

Holley Mid-Mount Complete Accessory Systems 20-240

Holley Mid-Mount Complete Accessory Systems 20-240

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: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-2

Holley Retrofit Engine Oil Pans for GM LS Engines 302-2

Holley Retrofit Engine Oil Pans for GM LS Engines 302-2

Oil Pan, Engine Swap, Low Profile, Aluminum, Natural, 3.620 in. Stroke, 5.7 Quarts, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: HLY-302-2

4.62 out of 5 stars ( 131 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3

Oil Pan, Low Profile Design, Engine Swap, Aluminum, Natural, 4.000 in. Stroke, 5.9 Quarts, Chevy, 4.8, 5.3, 6.0, 6.2L, Each

Part Number: HLY-302-3

4.57 out of 5 stars ( 35 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1

Oil Pan, Engine Swap, Aluminum, Natural, 4.250 in. Stroke, 5.5 Quarts, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: HLY-302-1

4.63 out of 5 stars ( 65 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Mid-Mount Complete Accessory Systems 20-242

Holley Mid-Mount Complete Accessory Systems 20-242

Holley Mid-Mount Complete Accessory Systems 20-242

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

Part Number: HLY-20-242

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Track Series Valve Covers 241-281

Holley Track Series Valve Covers 241-281

Holley Track Series Valve Covers 241-281

Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Black Gloss, Baffled, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-281

4.33 out of 5 stars ( 21 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley GM Gen V LT Retrofit Oil Pans 302-20

Holley GM Gen V LT Retrofit Oil Pans 302-20

Holley GM Gen V LT Retrofit Oil Pans 302-20

Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each

Part Number: HLY-302-20

4.63 out of 5 stars ( 30 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-5

Holley Retrofit Engine Oil Pans for GM LS Engines 302-5

Holley Retrofit Engine Oil Pans for GM LS Engines 302-5

Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Natural, Buick, Chevy, Ford, GMC, Mercury, Oldsmobile, Pontiac, Each

Part Number: HLY-302-5

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-3BK

Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.9 Quarts, Aluminum, Black, Buick, Chevy, Ford, GMC, Mercury, Oldsmobile,Pontiac, Each

Part Number: HLY-302-3BK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley GM Gen V LT Retrofit Oil Pans 302-21

Holley GM Gen V LT Retrofit Oil Pans 302-21

Holley GM Gen V LT Retrofit Oil Pans 302-21

Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each

Part Number: HLY-302-21

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Gen III Hemi Retrofit Oil Pans 302-63

Holley Gen III Hemi Retrofit Oil Pans 302-63

Holley Gen III Hemi Retrofit Oil Pans 302-63

Oil Pans, Gen III Hemi, RetroFit, Wet Sump, Rear, 6.2 Quart, Dipstick Compatible, Cast Aluminum, Natural, Chrysler, Dodge, GMC, Plymouth, 376ci,

Part Number: HLY-302-63

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-1BK

Oil Pan, Engine Swap, Aluminum, Black Ceramic Coated, 4.250 in. Stroke, 5.5 Quarts, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: HLY-302-1BK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Track Series Valve Covers 241-279

Holley Track Series Valve Covers 241-279

Holley Track Series Valve Covers 241-279

Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Black Satin, Baffled, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-279

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4

Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Natural Finish, Chevy, GMC, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Each

Part Number: HLY-302-4

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley M/T Valve Covers 241-152

Holley M/T Valve Covers 241-152

Holley M/T Valve Covers 241-152

Valve Covers, M/T Series, Perimeter Bolt, Tall, Finned, Cast Aluminum, Black Powdercoat, Satin Finish, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-152

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4BK

Holley Retrofit Engine Oil Pans for GM LS Engines 302-4BK

Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Black Finish, Chevy, GMC, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Each

Part Number: HLY-302-4BK

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Track Series Valve Covers 241-280

Holley Track Series Valve Covers 241-280

Holley Track Series Valve Covers 241-280

Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Silver Gloss, Baffled, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-280

3.7 out of 5 stars ( 20 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley M/T Valve Covers 241-151

Holley M/T Valve Covers 241-151

Holley M/T Valve Covers 241-151

Valve Covers, M/T Series, Perimeter Bolt, Tall, Finned, Cast Aluminum, Polished Finish, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-151

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley GM Gen V LT Retrofit Oil Pans 302-22

Holley GM Gen V LT Retrofit Oil Pans 302-22

Holley GM Gen V LT Retrofit Oil Pans 302-22

Oil Pan, Engine Swap, Aluminum, Natural, 6.1 Quarts, Retrofit, Drag Race, Chevy, 6.2L, LT1, Each

Part Number: HLY-302-22

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley M/T Valve Covers 241-85

Holley M/T Valve Covers 241-85

Holley M/T Valve Covers 241-85

Valve Covers, M/T, Finned, Cast Aluminum, Black Textued, Baffled, Chevy, Gen, V, VI, Mark IV, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-85

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley GM Gen-V LT Engine Swap Oil Pans 302-20BK

Holley GM Gen-V LT Engine Swap Oil Pans 302-20BK

Holley GM Gen-V LT Engine Swap Oil Pans 302-20BK

Oil Pan, Engine Swap, Aluminum, Black, 6.1 Quarts, Retrofit, Chevrolet, Gen V LT Engines, Each

Part Number: HLY-302-20BK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Track Series Valve Covers 241-278

Holley Track Series Valve Covers 241-278

Holley Track Series Valve Covers 241-278

Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Polished, Baffled, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-278

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Holley Gen III Hemi Retrofit Oil Pans 302-76BK

Holley Gen III Hemi Retrofit Oil Pans 302-76BK

Holley Gen III Hemi Retrofit Oil Pans 302-76BK

Oil Pans, Gen III Hemi, Retrofit, VVT Engine, Wet Sump, Rear, 1-piece Main Seal, 6.2 Quart, Dipstick Passenger Side, Aluminum, Black, Hardware, Each

Part Number: HLY-302-76BK

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air