Availability
2012 Holley Engines & Components
Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, GM Type 2, Kit
Part Number: HLY-20-162BK
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Accessory Brackets, LS Engine, Cast Aluminum, Natural Finish, Alternator, Power Steering, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-20-155
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, LS Pontiac, Cast Aluminum, Perimeter Bolt, Plain, Cast Aluminum, Black Satin, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-192
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Crankshaft Pulleys, Holley, Replacement, LS Serpentine, 3-bolt, 6-groove, Steel, Black, for Holley Mid-Mount Accessory Drive, Chevy, 5.7-6.2L, Each
Part Number: HLY-97-159
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Black Anodized, 11-Bolt Pattern, Chevy, LS, 6.0L, 6.2L, 7.0L, Each
Part Number: HLY-241-362
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Polished Finish, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-111
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, LS Ford Style, Cast Aluminum, Center Bolt, Plain, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-185
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Power Steering Brackets, Mid LSA/LS, Accessory Drive Bracket, Power Steering, Aluminum, Satin Finish, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit
Part Number: HLY-20-165
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Aluminum LS, Centerbolt, Plain Top, Cast Aluminum, Natural Finish, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair
Part Number: HLY-241-88
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Accessory Drive Bracket Spacer Kits, Aluminum, Natural Finish, Short Alignment, Chevy, Small Block LS, Each
Part Number: HLY-21-1
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Accessory Belt Tensioners, Holley, Replacement, Tensioner Assembly, Cast Aluminum, Smooth Pulley, for LS Accessory Drives Only, GM, LS, 4.8-7.0L, Each
Part Number: HLY-97-179
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Oil Pan Baffles, Replacement, LS Swap, Retrofit, Aluminum, Natural Finish, for Holley 302-3, Chevy, 4.8L, 5.3L, 6.0L, Kit
Part Number: HLY-302-12
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, LS Ford Style, Cast Aluminum, Center Bolt, Plain, Cast Aluminum, Polished Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-186
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Polished, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-186P
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
March Performance Chevy LS Series Serpentine Kits 20085-08
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026
Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Natural Finish, Two-Piece, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-175
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Cover Fasteners, Holley EFI, Tall LS Valve Cover Bolts, Polished, Aluminum, Hex Head, 6mm x 1.0 Thread, Hardware, 8-piece, Chevy, 4.8-7.0L, Set
Part Number: HLY-561-134
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Accessory Drive Systems, LS Engine Swap, Serpentine, Black, Air Conditioning Pulley, Compressor, Tensioner, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-20-137BK
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Alternator and Power Steering Brackets, Aluminum, Natural, Chevy, Small Block LS, Each
Part Number: HLY-20-135
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Alternator Brackets, Gen III Hemi, Alternator Relocation, Steel, Black, Cylinder Head Mount, Hardware included, Chrsyler, Dodge, Jeep, 5.7-6.4L, Each
Part Number: HLY-97-347
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 7 A/C, Chevy, V8, Kit
Part Number: HLY-20-138
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Spacer and Adapters, LS Valve Cover, Adapter, Perimeter Bolt, Cast Aluminum, 1.385 in. Thick, Polished, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-241-296
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Tall -plus 0.54 in. Inside, Centerbolt, Chevrolet Logo, Cast Aluminum, Red Gloss Finish, Baffled, w/Grommets, Hardware, Chevy, LS, Pair
Part Number: HLY-241-404
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Aluminum LS, Centerbolt, Tall, Chevrolet Logo, Cast Aluminum, Natural Finish, Baffled, Chevy, LS, 5.7L, 6.0L, 6.2L, 7.0L, Pair
Part Number: HLY-241-400
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Natural Finish, Chevy, LS, 4.8-7.0L, Pair
Part Number: HLY-241-110
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Idler Pulleys, Holley, Serpentine Style, Black Finish, 2.75 in. Diameter, 76 mm, Smooth, Steel, for Holley LS Accessory Drive Brackets Only, Each
Part Number: HLY-97-150
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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